{"id":42111,"date":"2025-06-06T18:25:15","date_gmt":"2025-06-06T10:25:15","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/42111.html"},"modified":"2025-06-06T18:25:15","modified_gmt":"2025-06-06T10:25:15","slug":"%e6%b7%b1%e5%85%a5%e7%90%86%e8%a7%a3javascript%e8%ae%be%e8%ae%a1%e6%a8%a1%e5%bc%8f%e4%b9%8b%e9%97%ad%e5%8c%85%e4%b8%8e%e9%ab%98%e9%98%b6%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/42111.html","title":{"rendered":"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570"},"content":{"rendered":"

\u524d\u8a00\u5c0f\u5e8f<\/h3>\n

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\u9762\u8bd5\u540e\u7684\u89c9\u9192<\/h4>\n

\u5b66\u4e60，\u542f\u52a8！ \u6211\u7ffb\u5f00\u4e86\u300aJavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e0e\u5f00\u53d1\u5b9e\u8df5\u300b，\u4e00\u9875\u9875\u5543，\u4e00\u904d\u904d\u8bfb，\u53cd\u590d\u7422\u78e8，\u4e0d\u65ad\u7ec3\u4e60\u3002\u867d\u7136\u5b66\u5f97\u4e0d\u7b97\u7279\u522b\u6df1\u5165，\u4f46\u4e5f\u7b97\u662f\u4ece\u201c\u516b\u80a1\u6587\u9009\u624b\u201d\u8fc8\u5411\u4e86\u201c\u7406\u89e3\u8005\u201d\u7684\u7b2c\u4e00\u6b65\u3002\u73b0\u5728，\u6211\u60f3\u7528\u6211\u81ea\u5df1\u7684\u8bdd，\u91cd\u65b0\u8bb2\u4e00\u904d\u6211\u5bf9\u95ed\u5305\u7684\u7406\u89e3：<\/p>\n

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\u201c\u9ad8\u9636\u51fd\u6570\u5e76\u4e0d\u53ea\u662f\u2018\u4f20\u51fd\u6570\u8fdb\u53bb\u7136\u540e\u8c03\u7528\u2019\u8fd9\u4e48\u7b80\u5355\u3002\u5b83\u7684\u6838\u5fc3\u5728\u4e8e\u62bd\u8c61\u884c\u4e3a \u2014\u2014 \u4f60\u53ef\u4ee5\u628a\u903b\u8f91\u50cf\u6570\u636e\u4e00\u6837\u4f20\u9012，\u4ece\u800c\u5199\u51fa\u66f4\u7075\u6d3b\u3001\u53ef\u590d\u7528\u3001\u5bcc\u6709\u8868\u73b0\u529b\u7684\u4ee3\u7801\u3002\u201d<\/p>\n

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\u95ed\u5305<\/h3>\n

\u5728\u524d\u7aef\u5f00\u53d1JavaScript\u8fd9\u95e8\u8bed\u8a00\u4e2d，JavaScript\u4e0d\u4ec5\u662f\u524d\u7aef\u5f00\u53d1\u5f97\u529b\u52a9\u624b，\u8fd8\u662f\u4e00\u4e2a\u591a\u624d\u591a\u827a\u7684\u5c0f\u80fd\u624b！ \u4e3a\u4ec0\u4e48\u8fd9\u4e48\u8bf4\u5462，\u56e0\u4e3ajavaScript\u4e0d\u4ec5\u80fd\u5e72\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u6d3b，\u8fd8\u638c\u63e1\u4e86\u4e00\u4e9b\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u5c0f\u6280\u5de7\u2014\u2014\u6bd4\u5982\u95ed\u5305\u3002 \u95ed\u5305\u8fd9\u4e1c\u897f，\u542c\u8d77\u6765\u9ad8\u6df1\u83ab\u6d4b，\u65b0\u624b\u4e00\u542c\u5230\u95ed\u5305\u5c31\u61f5，\u9762\u8bd5\u5b98\u4e00\u95ee\u95ed\u5305\u5c31\u5df4\u62c9\u5df4\u62c9\u5f00\u59cb\u80cc\u516b\u80a1\u6587:\u201c\u51fd\u6570\u91cc\u9762\u5957\u51fd\u6570，\u8bbf\u95ee\u5916\u90e8\u53d8\u91cf\u2026\u201d，\u7136\u540e\u88abpass\u6389😅！ \u7ecf\u8fc7\u53cd\u590d\u5b66\u4e60\u7814\u78e8，\u6211\u5c31\u5bf9\u300aJavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e0e\u5f00\u53d1\u5b9e\u8df5\u300b\u7b2c\u4e00\u90e8\u5206\u7b2c\u4e09\u7ae0\u8fdb\u884c\u4e2a\u4eba\u7406\u89e3\u4e0e\u603b\u7ed3\u3002\u5982\u679c\u89c9\u5f97\u6211\u7684\u603b\u7ed3\u9519\u8bef\u8bf7"Coach Me ！！" \u54c7\u54c8\u54c8\u54c8\u54c8\u3002<\/p>\n

\u53d8\u91cf\u4f5c\u7528\u57df：\u8c01\u7684\u5730\u76d8\u542c\u8c01\u7684<\/h4>\n

\u5728JavaScript\u7f16\u7a0b\u4e2d，\u53d8\u91cf\u4e5f\u662f\u6709"\u52bf\u529b\u8303\u56f4"\u7684，\u8fd9\u4e2a\u8303\u56f4\u53eb\u505a\u4f5c\u7528\u57df，\u6bd4\u5982\u4f60\u5728\u51fd\u6570\u91cc\u5b9a\u4e49\u4e86\u4e00\u4e2a\u53d8\u91cf，\u90a3\u5b83\u5c31\u662f\u4e00\u4e2a\u5b85\u7537，\u53ea\u80fd\u5728\u8fd9\u4e2a\u51fd\u6570\u5185\u90e8\u6d3b\u52a8，\u5916\u9762\u662f\u770b\u4e0d\u5230\u4ed6\u7684\u3002<\/p>\n

function<\/span> sayHi<\/span>(<\/span>)<\/span> {<\/span>
\n var<\/span> name =<\/span> '\u5c0f\u660e'<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>name)<\/span>;<\/span> \/\/ \u5c0f\u660e\u51fa\u6765\u6253\u62db\u547c\u4e86<\/span>
\n}<\/span>
\nsayHi<\/span>(<\/span>)<\/span>;<\/span>
\nconsole.<\/span>log<\/span>(<\/span>name)<\/span>;<\/span> \/\/ Uncaught ReferenceError: name is not defined<\/span><\/p>\n

\u770b，\u5c0f\u660e\u53ea\u5728\u51fd\u6570\u91cc\u6d3b\u8dc3，\u4e00\u51fa\u51fd\u6570\u95e8，\u4e16\u754c\u5c31\u5fd8\u4e86\u4ed6\u3002\u4f46 JavaScript \u7684\u51fd\u6570\u6709\u4e2a\u7279\u70b9：\u5b83\u50cf\u4e2a\u73bb\u7483\u7f69\u5b50，\u4ece\u5185\u5f80\u5916\u80fd\u770b\u5230\u5916\u9762\u7684\u4e1c\u897f，\u4f46\u4ece\u5916\u5f80\u5185\u662f\u770b\u4e0d\u5230\u91cc\u9762\u7684\u3002\u8fd9\u5c31\u662f\u6240\u8c13\u7684\u4f5c\u7528\u57df\u94fe\u3002\u518d\u6bd4\u5982：<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n \/\/ \u5168\u5c40\u53d8\u91cf a：\u7237\u7237，\u5728\u5ba2\u5385\u91cc\u5927\u58f0\u5ba3\u5e03："\u6211\u662f1！"<\/span>
\n var<\/span> a =<\/span> 1<\/span>;<\/span>
\n \/\/ func1 \u662f\u7238\u7238，\u6709\u81ea\u5df1\u7684\u5c0f\u79d8\u5bc6 b = 2<\/span>
\n var<\/span> func1<\/span> =<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> b =<\/span> 2<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u7238\u7238\u8bf4：\u6211\u6709\u79d8\u5bc6b ="<\/span>,<\/span> b)<\/span>;<\/span>
\n \/\/ func2 \u662f\u513f\u5b50，\u5077\u5077\u85cf\u4e86\u4e00\u4e2a\u5b9d\u8d1d c = 3<\/span>
\n var<\/span> func2<\/span> =<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> c =<\/span> 3<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u513f\u5b50\u8bf4：\u6211\u80fd\u770b\u5230\u7238\u7238\u7684\u79d8\u5bc6b ="<\/span>,<\/span> b)<\/span>;<\/span> \/\/ \u770b\u5f97\u89c1\u7238\u7238<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u513f\u5b50\u8bf4：\u6211\u4e5f\u80fd\u770b\u89c1\u7237\u7237a ="<\/span>,<\/span> a)<\/span>;<\/span> \/\/ \u770b\u5f97\u89c1\u7237\u7237<\/span>
\n }<\/span>;<\/span>
\n func2<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u513f\u5b50\u6267\u884c\u5b8c\u6bd5，\u628ac\u85cf\u56de\u623f\u95f4<\/span>
\n \/\/ \u7238\u7238\u8bd5\u56fe\u67e5\u770b\u513f\u5b50\u7684\u73a9\u5177c…<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u7238\u7238\u8bf4：\u6211\u60f3\u770b\u770b\u513f\u5b50\u7684c ="<\/span>,<\/span> c)<\/span>;<\/span> \/\/ \u274c \u627e\u4e0d\u5230！ReferenceError！<\/span>
\n }<\/span>;<\/span>
\n func1<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u5168\u5bb6\u5f00\u59cb\u805a\u4f1a<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\u8f93\u51fa\u7ed3\u679c \"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\" \u603b\u7ed3：JavaScript\u4e2d，\u51fd\u6570\u53ef\u4ee5\u7528\u6765\u521b\u9020\u4f5c\u7528\u57df，\u5728\u51fd\u6570\u91cc\u9762\u53ef\u4ee5\u770b\u5230\u5916\u9762\u7684\u53d8\u91cf，\u5728\u51fd\u6570\u5916\u9762\u5219\u65e0\u6cd5\u770b\u5230\u51fd\u6570\u91cc\u9762\u7684\u53d8\u91cf，\u641c\u7d22\u8fc7\u7a0b\u4f1a\u968f\u7740\u4ee3\u7801\u6267\u884c\u73af\u5883\u521b\u5efa\u7684\u4f5c\u7528\u57df\u94fe\u5f80\u5916\u5c42\u9010\u5c42\u641c\u7d22，\u4e00\u76f4\u641c\u7d22\u5230\u5168\u5c40\u5bf9\u8c61\u4e3a\u6b62，\u53d8\u91cf\u7684\u641c\u7d22\u662f\u4ece\u5185\u5230\u5916\u800c\u4e0d\u662f\u4ece\u5916\u5230\u5185\u7684\u3002<\/p>\n

\u53d8\u91cf\u7684\u751f\u547d\u5468\u671f：\u8be5\u8d70\u4e86，\u4e0d\u8be5\u8d70\u7684\u8fd8\u5728<\/h4>\n

\u53d8\u91cf\u4e0d\u4ec5\u6709\u201c\u5730\u76d8\u201d，\u8fd8\u6709\u201c\u5bff\u547d\u201d，\u5168\u5c40\u53d8\u91cf\u6d3b\u5f97\u4e45，\u9664\u975e\u624b\u52a8\u5220\u9664，\u5426\u5219\u5b83\u4e00\u76f4\u6d3b\u5728，\u800c\u51fd\u6570\u91cc\u7684\u5c40\u90e8\u53d8\u91cf\u5462？\u901a\u5e38\u51fd\u6570\u6267\u884c\u5b8c，\u5b83\u4eec\u5c31\u201c\u9000\u4f11\u4e86\u201d，\u4f46\u662f\u6709\u65f6\u5019，\u5c40\u90e8\u53d8\u91cf\u5c31\u662f\u201c\u8d56\u7740\u4e0d\u8d70\u201d，\u6bd4\u5982：<\/p>\n

var<\/span> func<\/span> =<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> a =<\/span> 1<\/span>;<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n a++<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>a)<\/span>;<\/span>
\n }<\/span>;<\/span>
\n }<\/span>;<\/span>
\n var<\/span> f =<\/span> func<\/span>(<\/span>)<\/span>;<\/span>
\n f<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：2<\/span>
\n f<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：3<\/span>
\n f<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：4<\/span>
\n f<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：5<\/span><\/p>\n

\u4e0a\u9762\u4ee3\u7801\u4e2d,a\u660e\u660e\u662f\u5728\u51fd\u6570\u91cc\u58f0\u660e\u7684，\u6309\u7406\u8bf4\u51fd\u6570\u6267\u5b8c\u5b83\u5c31\u8be5"\u9000\u4f11"\u4e86，\u4f46\u5b83\u504f\u504f\u6ca1\u6709\u8d70，\u4e3a\u5565？ \u56e0\u4e3a\u6709\u4e00\u4e2a\u51fd\u6570(\u4e5f\u5c31\u662f\u8fd4\u56de\u7684\u54ea\u4e2a\u533f\u540d\u51fd\u6570)\u8fd8\u201d\u7231\u7740\u5b83\u201c，\u5b83\u88ab\u95ed\u5305\u6355\u83b7\u4e86\u3002\u4e8e\u662f\u8fd9\u4e2a\u53d8\u91cf\u4e0d\u518d\u53ea\u662f\u4e00\u4e2a\u666e\u901a\u7684\u53d8\u91cf，\u800c\u662f\u53d8\u6210\u4e86"\u6709\u6545\u4e8b\u7684\u53d8\u91cf\u201d\u3002\u5c40\u90e8\u53d8\u91cf\u7684\u751f\u547d\u770b\u8d77\u6765\u88ab\u5ef6\u7eed\u4e86！！！ \u5229\u7528\u95ed\u5305，\u53ef\u4ee5\u5b8c\u6210\u5f88\u591a\u6709\u8da3\u7684\u5de5\u4f5c，\u6bd4\u5982\u4e0b\u9762\u7684\u7ecf\u5178\u6848\u4f8b：\u201c\u5047\u8bbe\u9875\u9762\u4e0a\u67095\u4e2adiv\u8282\u70b9，\u6211\u4eec\u901a\u8fc7\u5faa\u73af\u6765\u7ed9\u6bcf\u4e2adiv\u7ed1\u5b9aonclick\u5b9e\u8df5，\u6309\u7167\u7d22\u5f15\u987a\u5e8f，\u70b9\u51fb\u7b2c1\u4e2adiv\u65f6\u5f39\u51fa0，\u70b9\u51fb\u7b2c2\u4e2adiv\u5f39\u51fa1，\u4ee5\u6b64\u7c7b\u63a8\u201d：<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>div><\/span>1<\/span><<\/span>\/<\/span>div><\/span>
\n <<\/span>div><\/span>2<\/span><<\/span>\/<\/span>div><\/span>
\n <<\/span>div><\/span>3<\/span><<\/span>\/<\/span>div><\/span>
\n <<\/span>div><\/span>4<\/span><<\/span>\/<\/span>div><\/span>
\n <<\/span>div><\/span>5<\/span><<\/span>\/<\/span>div><\/span>
\n <<\/span>script><\/span>
\n var<\/span> nodes =<\/span> document.<\/span>getElementsByTagName<\/span>(<\/span>"div"<\/span>)<\/span>;<\/span>
\n for<\/span> (<\/span>var<\/span> i =<\/span> 0<\/span>,<\/span> len =<\/span> nodes.<\/span>length;<\/span> i <<\/span> len;<\/span> i++<\/span>)<\/span> {<\/span>
\n nodes[<\/span>i]<\/span>.<\/span>onclick<\/span> =<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n alert<\/span>(<\/span>i)<\/span>;<\/span>
\n }<\/span>;<\/span>
\n }<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\u6b3b\u6b3b\u6b3b，\u8fd9\u6bb5\u7b80\u5355\u7684\u4e8b\u4ef6\u7ed1\u5b9a\u5c31\u5199\u597d\u4e86，\u4f46\u662f\u5f53\u4f60\u8fd0\u884c\u7684\u65f6\u5019，\u4f60\u5c31\u4f1a\u53d1\u73b0\u5434\u4f26\u70b9\u51fb\u54ea\u4e2adiv，\u6700\u540e\u5f39\u51fa\u7684\u7ed3\u679c\u90fd\u662f5，\u8fd9\u662f\u56e0\u4e3adiv\u8282\u70b9\u7684onclick\u4e8b\u4ef6\u88ab\u5f02\u6b65\u51fa\u53d1\u7684，\u5f53\u4e8b\u4ef6\u89e6\u53d1\u7684\u65f6\u5019，for\u5faa\u73af\u65e9\u5c31\u7ed3\u675f\u4e86，\u6b64\u65f6\u53d8\u91cfi\u7684\u503c\u5df2\u7ecf\u662f5，\u6240\u4ee5\u5728div\u7684onclick\u4e8b\u4ef6\u51fd\u6570\u4e2d\u987a\u7740\u4f5c\u7528\u57df\u94fe\u4ece\u5185\u5230\u5916\u67e5\u627ei\u7684\u65f6\u5019，\u67e5\u627e\u5230\u7684\u503c\u603b\u662f5\u3002 \"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\" \u4e0a\u9762\u7684BUG\u53ef\u4ee5\u901a\u8fc7\u95ed\u5305\u53bb\u89e3\u51b3，\u52a0\u5165\u95ed\u5305，\u628a\u6bcf\u6b21\u5faa\u73af\u7684i\u503c\u90fd\u5c01\u95ed\u8d77\u6765，\u5f53\u4e8b\u4ef6\u51fd\u6570\u4e2d\u987a\u7740\u4f5c\u7528\u57df\u94fe\u4e2d\u4ece\u5185\u5230\u5916\u67e5\u627ei\u53d8\u91cf\u7684\u65f6\u5019，\u4f1a\u5148\u627e\u5230\u88ab\u5c01\u95ed\u5728\u95ed\u5305\u73af\u5883\u4e2d\u7684i，\u5982\u679c\u67095\u4e2adiv，\u8fd9\u91cc\u7684i\u5c31\u5206\u522b\u662f0,1,2,3,4<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>div><\/span>1<\/span><<\/span>\/<\/span>div><\/span>
\n <<\/span>div><\/span>2<\/span><<\/span>\/<\/span>div><\/span>
\n <<\/span>div><\/span>3<\/span><<\/span>\/<\/span>div><\/span>
\n <<\/span>div><\/span>4<\/span><<\/span>\/<\/span>div><\/span>
\n <<\/span>div><\/span>5<\/span><<\/span>\/<\/span>div><\/span>
\n <<\/span>script><\/span>
\n var<\/span> nodes =<\/span> document.<\/span>getElementsByTagName<\/span>(<\/span>"div"<\/span>)<\/span>;<\/span>
\n for<\/span> (<\/span>var<\/span> i =<\/span> 0<\/span>,<\/span> len =<\/span> nodes.<\/span>length;<\/span> i <<\/span> len;<\/span> i++<\/span>)<\/span> {<\/span>
\n (<\/span>function<\/span> (<\/span>i<\/span>)<\/span> {<\/span>
\n nodes[<\/span>i]<\/span>.<\/span>onclick<\/span> =<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n alert<\/span>(<\/span>i)<\/span>;<\/span>
\n return<\/span>;<\/span>
\n }<\/span>;<\/span>
\n }<\/span>)<\/span>(<\/span>i)<\/span>;<\/span>
\n }<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\" \u6839\u636e\u4e0a\u9762\u4e86\u89e3\u7684\u95ed\u5305\u673a\u5236，\u53ef\u4ee5\u5199\u4e00\u4e2a\u901a\u8fc7\u95ed\u5305\u8fdb\u884c\u5224\u65ad\u6570\u636e\u7c7b\u578b\u7684\u6848\u4f8b<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n var<\/span> Type =<\/span> {<\/span>}<\/span>;<\/span>
\n for<\/span> (<\/span>var<\/span> i =<\/span> 0<\/span>,<\/span> type;<\/span> (<\/span>type =<\/span> [<\/span>"String"<\/span>,<\/span> "Array"<\/span>,<\/span> "Number"<\/span>]<\/span>[<\/span>i++<\/span>]<\/span>)<\/span>;<\/span> )<\/span> {<\/span>
\n (<\/span>function<\/span> (<\/span>type<\/span>)<\/span> {<\/span>
\n Type[<\/span>"is"<\/span> +<\/span> type]<\/span> =<\/span> function<\/span> (<\/span>obj<\/span>)<\/span> {<\/span>
\n return<\/span> (<\/span>
\n Object<\/span>.<\/span>prototype.<\/span>toString<\/span>.<\/span>call<\/span>(<\/span>obj)<\/span> ===<\/span> "[object "<\/span> +<\/span> type +<\/span> "]"<\/span>
\n )<\/span>;<\/span>
\n }<\/span>;<\/span>
\n }<\/span>)<\/span>(<\/span>type)<\/span>;<\/span>
\n }<\/span>
\n console.<\/span>log<\/span>(<\/span>Type.<\/span>isArray<\/span>(<\/span>[<\/span>]<\/span>)<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：true<\/span>
\n console.<\/span>log<\/span>(<\/span>Type.<\/span>isString<\/span>(<\/span>"str"<\/span>)<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：true<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\u7528IIFE\u628a\u5f53\u524d\u7684 type \u503c\u4fdd\u5b58\u4e0b\u6765，\u8fd9\u6837\u6bcf\u6b21\u5faa\u73af\u90fd\u628a\u5f53\u524d\u7684 type \u4f20\u8fdb\u4e00\u4e2a\u65b0\u7684\u51fd\u6570\u4f5c\u7528\u57df\u4e2d，\u786e\u4fdd\u6bcf\u4e2a\u751f\u6210\u7684\u65b9\u6cd5\u90fd\u80fd\u6b63\u786e\u8bb0\u4f4f\u81ea\u5df1\u7684 type\u3002\u8fd0\u884c\u5b8c\u8fd9\u6bb5\u4ee3\u7801\u540e，Type \u5bf9\u8c61\u53d8\u6210\u4e86：<\/p>\n

Type =<\/span> {<\/span>
\n isString<\/span>:<\/span> function<\/span>(<\/span>obj<\/span>)<\/span> {<\/span>
\n return<\/span> Object<\/span>.<\/span>prototype.<\/span>toString<\/span>.<\/span>call<\/span>(<\/span>obj)<\/span> ===<\/span> '[object String]'<\/span>;<\/span>
\n }<\/span>,<\/span>
\n isArray<\/span>:<\/span> function<\/span>(<\/span>obj<\/span>)<\/span> {<\/span>
\n return<\/span> Object<\/span>.<\/span>prototype.<\/span>toString<\/span>.<\/span>call<\/span>(<\/span>obj)<\/span> ===<\/span> '[object Array]'<\/span>;<\/span>
\n }<\/span>,<\/span>
\n isNumber<\/span>:<\/span> function<\/span>(<\/span>obj<\/span>)<\/span> {<\/span>
\n return<\/span> Object<\/span>.<\/span>prototype.<\/span>toString<\/span>.<\/span>call<\/span>(<\/span>obj)<\/span> ===<\/span> '[object Number]'<\/span>;<\/span>
\n }<\/span>
\n}<\/span>;<\/span><\/p>\n

\u8f93\u51fa： \"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\"<\/p>\n

\u95ed\u5305\u7684\u66f4\u591a\u4f5c\u7528：\u4e0d\u53ea\u662f\u8c08\u604b\u7231，\u8fd8\u80fd\u5e72\u6d3b！<\/h4>\n

1\u3001\u5c01\u88c5\u79c1\u6709\u53d8\u91cf：\u4f60\u7684\u53d8\u91cf\u6211\u6765\u5b88\u62a4<\/h5>\n

\u5982\u679c\u4f60\u60f3\u8ba9\u67d0\u4e9b\u53d8\u91cf\u4e0d\u88ab\u5916\u754c\u968f\u610f\u4fee\u6539，\u95ed\u5305\u5c31\u80fd\u5e2e\u4f60\u505a\u5230\u8fd9\u4e00\u70b9，\u95ed\u5305\u53ef\u4ee5\u628a\u4e00\u4e9b\u4e0d\u9700\u8981\u66b4\u9732\u5728\u5168\u5c40\u7684\u53d8\u91cf\u5c01\u88c5\u6210"\u79c1\u6709\u53d8\u91cf"\u3002\u5047\u8bbe\u6709\u4e00\u4e2a\u8ba1\u7b97\u4e58\u79ef\u7684\u7b80\u5355\u51fd\u6570：<\/p>\n

var<\/span> mult<\/span> =<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> a =<\/span> 1<\/span>;<\/span>
\n for<\/span> (<\/span>var<\/span> i =<\/span> 0<\/span>,<\/span> l =<\/span> arguments.<\/span>length;<\/span> i <<\/span> l;<\/span> i++<\/span>)<\/span> {<\/span>
\n a =<\/span> a *<\/span> arguments[<\/span>i]<\/span>;<\/span>
\n }<\/span>
\n return<\/span> a;<\/span>
\n }<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 5<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\" \u4e0a\u9762\u5b9e\u73b0\u4e86Mult\u7684\u4e58\u79ef\u51fd\u6570，\u4f60\u4f1a\u53d1\u73b0，\u6bcf\u4e00\u6b21\u90fd\u4f1a\u6e05\u7a7aa，\u91cd\u65b0\u8ba1\u7b97，\u6bcf\u4e00\u6b21\u8ba1\u7b97\u90fd\u662f\u6d6a\u8d39，\u4f46\u662f\u6211\u4eec\u53ef\u4ee5\u501f\u7528\u95ed\u5305\u7684\u673a\u5236\u5b9e\u73b0\u4e00\u4e2a\u901a\u8fc7\u95ed\u5305\u5b9e\u73b0\u7684\u7f13\u5b58\u673a\u673a\u5236\u63d0\u9ad8\u8fd9\u4e2a\u51fd\u6570\u7684\u6027\u80fd：<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n var<\/span> mult =<\/span> (<\/span>function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> cache =<\/span> {<\/span>}<\/span>;<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> args =<\/span> Array<\/span>.<\/span>prototype.<\/span>join<\/span>.<\/span>call<\/span>(<\/span>arguments,<\/span> ","<\/span>)<\/span>;<\/span>
\n if<\/span> (<\/span>args in<\/span> cache)<\/span> {<\/span>
\n return<\/span> cache[<\/span>args]<\/span>;<\/span>
\n }<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u6211\u88ab\u6267\u884c\u4e86"<\/span>)<\/span>;<\/span>
\n var<\/span> a =<\/span> 1<\/span>;<\/span>
\n for<\/span> (<\/span>var<\/span> i =<\/span> 0<\/span>,<\/span> l =<\/span> arguments.<\/span>length;<\/span> i <<\/span> l;<\/span> i++<\/span>)<\/span> {<\/span>
\n a =<\/span> a *<\/span> arguments[<\/span>i]<\/span>;<\/span>
\n }<\/span>
\n return<\/span> (<\/span>cache[<\/span>args]<\/span> =<\/span> a)<\/span>;<\/span>
\n }<\/span>;<\/span>
\n }<\/span>)<\/span>(<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 5<\/span>)<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>)<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 5<\/span>)<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 6<\/span>)<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 6<\/span>)<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 6<\/span>)<\/span>)<\/span>;<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\u6548\u679c： \"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\" \u4e0d\u96be\u53d1\u73b0，\u6211\u8c03\u7528\u4e86\u516d\u6b21mult，\u4f46\u662f\u4e58\u79ef\u903b\u8f91\u53ea\u8fd0\u884c\u4e863\u6b21，\u5c06\u6bcf\u6b21\u7684\u4e58\u79ef\u7ed3\u679c\u90fd\u7f13\u5b58\u5230cache\u4e2d，\u6bcf\u6b21\u5148\u5224\u65ad\u662f\u5426\u6709，\u5982\u679c\u6709\u8fd0\u884c\u8fd4\u56de\u7ed3\u679c，\u5982\u679c\u6ca1\u6709\u8fd0\u884c\u4e58\u79ef\u903b\u8f91\u3002\u4e0a\u9762\u7684\u4e58\u79ef\u4ee3\u7801\u8fd8\u53ef\u4ee5\u8fdb\u884c\u4f18\u5316，\u5c06\u4e58\u79ef\u903b\u8f91\u72ec\u7acb\u51fa\u6765\u3002<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n var<\/span> mult =<\/span> (<\/span>function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> cache =<\/span> {<\/span>}<\/span>;<\/span>
\n var<\/span> calculate<\/span> =<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u6211\u88ab\u6267\u884c\u4e86"<\/span>)<\/span>;<\/span>
\n \/\/ \u5c01\u95ed calculate \u51fd\u6570<\/span>
\n var<\/span> a =<\/span> 1<\/span>;<\/span>
\n for<\/span> (<\/span>var<\/span> i =<\/span> 0<\/span>,<\/span> l =<\/span> arguments.<\/span>length;<\/span> i <<\/span> l;<\/span> i++<\/span>)<\/span> {<\/span>
\n a =<\/span> a *<\/span> arguments[<\/span>i]<\/span>;<\/span>
\n }<\/span>
\n return<\/span> a;<\/span>
\n }<\/span>;<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> args =<\/span> Array<\/span>.<\/span>prototype.<\/span>join<\/span>.<\/span>call<\/span>(<\/span>arguments,<\/span> ","<\/span>)<\/span>;<\/span>
\n if<\/span> (<\/span>args in<\/span> cache)<\/span> {<\/span>
\n return<\/span> cache[<\/span>args]<\/span>;<\/span>
\n }<\/span>
\n return<\/span> (<\/span>cache[<\/span>args]<\/span> =<\/span> calculate<\/span>.<\/span>apply<\/span>(<\/span>null<\/span>,<\/span> arguments)<\/span>)<\/span>;<\/span>
\n }<\/span>;<\/span>
\n }<\/span>)<\/span>(<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 5<\/span>)<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>)<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 5<\/span>)<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 6<\/span>)<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 6<\/span>)<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>mult<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>,<\/span> 4<\/span>,<\/span> 6<\/span>)<\/span>)<\/span>;<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\"<\/p>\n

2\u3001\u5ef6\u957f\u53d8\u91cf\u7684\u5bff\u547d：\u522b\u7740\u6025\u9500\u6bc1，\u6211\u8fd8\u60f3\u7528<\/h5>\n

\u5728\u6570\u636e\u4e0a\u62a5\u4e1a\u52a1\u4e2d，\u5982\u679c\u4f60\u4ee5\u4e3a\u76f4\u63a5\u5728\u51fd\u6570\u91cc\u9762\u521b\u5efa\u4e86\u4e00\u4e2aimg\u5bf9\u8c61\u5c31\u5b8c\u4e8b\u4e86，\u6d4f\u89c8\u5668\u53ef\u80fd\u8fd8\u6ca1\u6709\u628a\u8bf7\u6c42\u53d1\u9001\u51fa\u53bb\u5c31\u628a\u8fd9\u4e2a\u53d8\u91cf\u56de\u6536\u4e86，\u8fd9\u4e2a\u65f6\u5019，\u6211\u4eec\u53ef\u4ee5\u7528\u95ed\u5305\u5427img\u7ed9\u9501\u4f4f，\u786e\u4fdd\u8bf7\u6c42\u4e00\u5b9a\u80fd\u53d1\u51fa\u53bb\u3002\u6709\u5173\u524d\u7aef\u57cb\u70b9\u4e0a\u62a5\u5185\u5bb9\u76f4\u901a\u8f66>>>><\/p>\n

var<\/span> report<\/span> =<\/span> function<\/span>(<\/span> src<\/span> )<\/span>{<\/span>
\n var<\/span> img =<\/span> new<\/span> Image<\/span>(<\/span>)<\/span>;<\/span>
\n img.<\/span>src =<\/span> src;<\/span>
\n}<\/span>;<\/span>
\nreport<\/span>(<\/span> 'http:\/\/xxx.com\/getUserInfo'<\/span> )<\/span>;<\/span><\/p>\n

\u4e0a\u9762\u4ee3\u7801\u4e2d\u5b9e\u73b0\u4e86\u539f\u59cb\u56fe\u7247\u4e0a\u62a5\u7684\u529f\u80fd，\u4f46\u662f\u5728\u4f4e\u7248\u672c\u7684\u6d4f\u89c8\u5668\u4e0b\u4f7f\u7528report\u51fd\u6570\u8fdb\u884c\u6570\u636e\u4e0a\u62a5\u4f1a\u6570\u636e\u4e22\u5931，\u4e5f\u5c31\u662f\u8bf4，report\u51fd\u6570\u5e76\u4e0d\u662f\u6bcf\u6b21\u90fd\u53d1\u8d77\u4e86http\u8bf7\u6c42，\u4e22\u5931\u6570\u636e\u539f\u56e0\u662fimg\u662freport\u51fd\u6570\u4e2d\u7684\u5c40\u90e8\u53d8\u91cf，\u5f53report\u51fd\u6570\u8c03\u7528\u7ed3\u675f\u540e，img\u5c40\u90e8\u53d8\u91cf\u5c31\u4f1a\u88ab\u7acb\u5373\u9500\u6bc1，\u800c\u6b64\u65f6\u8fd8\u6ca1\u6765\u5f97\u53ca\u53d1\u51fahttp\u8bf7\u6c42\u5c31\u4f1a\u5bfc\u81f4\u6570\u636e\u4e22\u5931，\u63a5\u4e0b\u6765\u901a\u8fc7\u95ed\u5305\u5c06img\u53d8\u91cf\u5c01\u95ed\u8d77\u6765，\u5c31\u80fd\u89e3\u51b3\u4e86\u6570\u636e\u4e0a\u62a5\u4e22\u5931\u7684\u95ee\u9898\u4e86：<\/p>\n

var<\/span> report =<\/span> (<\/span>function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> imgs =<\/span> [<\/span>]<\/span>;<\/span>
\n return<\/span> function<\/span> (<\/span>src<\/span>)<\/span> {<\/span>
\n var<\/span> img =<\/span> new<\/span> Image<\/span>(<\/span>)<\/span>;<\/span>
\n imgs.<\/span>push<\/span>(<\/span>img)<\/span>;<\/span>
\n img.<\/span>src =<\/span> src;<\/span>
\n }<\/span>;<\/span>
\n}<\/span>)<\/span>(<\/span>)<\/span>;<\/span>
\nreport<\/span>(<\/span> 'http:\/\/xxx.com\/getUserInfo'<\/span> )<\/span>;<\/span><\/p>\n

\u95ed\u5305\u5c31\u50cf\u662f\u4e00\u4e2a\u201c\u62d6\u5ef6\u75c7\u60a3\u8005\u201d，\u4e0d\u8ba9\u53d8\u91cf\u8f7b\u6613\u88ab\u9500\u6bc1\u3002<\/p>\n

\u95ed\u5305\u7684\u9762\u5411\u5bf9\u8c61\u8bbe\u8ba1：\u6362\u6c64\u4e0d\u6362\u836f<\/h4>\n

\u4f60\u8bf4\u95ed\u5305\u5389\u5bb3\u5427，\u5176\u5b9e\u5b83\u4e5f\u80fd\u5b9e\u73b0\u9762\u5411\u5bf9\u8c61\u7684\u4e00\u4e9b\u529f\u80fd，\u6bd4\u5982\u4e0b\u9762\u5199\u4e00\u4e2a\u8ba1\u6570\u5668：<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n function<\/span> createCounter<\/span>(<\/span>)<\/span> {<\/span>
\n var<\/span> count =<\/span> 0<\/span>;<\/span>
\n return<\/span> {<\/span>
\n increment<\/span>:<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n count++<\/span>;<\/span>
\n }<\/span>,<\/span>
\n get<\/span>:<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n return<\/span> count;<\/span>
\n }<\/span>,<\/span>
\n }<\/span>;<\/span>
\n }<\/span>
\n var<\/span> counter =<\/span> createCounter<\/span>(<\/span>)<\/span>;<\/span>
\n counter.<\/span>increment<\/span>(<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>counter.<\/span>get<\/span>(<\/span>)<\/span>)<\/span>;<\/span> \/\/ 1<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\" \u662f\u4e0d\u662f\u5f88\u50cf\u4e00\u4e2a\u7b80\u5355\u7684\u7c7b？\u53ea\u4e0d\u8fc7\u5b83\u662f\u7528\u95ed\u5305\u5b9e\u73b0\u7684，\u770b\u5230\u8fd9\u91cc\u662f\u4e0d\u662f\u89c9\u5f97\u975e\u5e38\u773c\u719f？ \u4f60\u60f3\u60f3，\u4ed4\u7ec6\u60f3\u60f3\u54ea\u91cc\u51fa\u73b0\u8fc7\u8fd9\u79cd\u7ed3\u6784\u7684\u4f7f\u7528！\u6211\u60f3\u4f60\u5df2\u7ecf\u60f3\u5230\u4e86，vue\u7684data\u5c31\u662f\u4f7f\u7528\u4e86\u7c7b\u4f3c\u4e8e\u95ed\u5305\u7684\u6982\u5ff5\u6765\u5c01\u88c5\u548c\u4fdd\u62a4\u7ec4\u4ef6\u5185\u7684\u6570\u636e，\u4f46\u662f\u533a\u522b\u5728\u4e8evue\u7684data\u66f4\u591a\u7684\u7ed3\u5408\u4e86\u95ed\u5305，\u54cd\u5e94\u5f0f\u7cfb\u7edf\u4ee5\u53ca\u5176\u4ed6\u9ad8\u7ea7\u7279\u6027\u7684\u7efc\u5408\u65b9\u6848\u3002<\/p>\n

\u7528\u95ed\u5305\u5b9e\u73b0\u547d\u4ee4\u6a21\u5f0f：\u547d\u4ee4\u4e5f\u80fd\u8c08\u604b\u7231<\/h4>\n

\u6211\u867d\u7136\u5b66\u5230\u7b2c\u4e00\u90e8\u5206，\u8fd8\u6ca1\u5b66\u5230\u547d\u4ee4\u6a21\u5f0f，\u4f46\u662f\u7ecf\u8fc7\u5927\u91cf\u7684\u7f51\u9875\u641c\u7d22\u5f97\u51fa：\u662f\u4e00\u79cd\u884c\u4e3a\u578b\u8bbe\u8ba1\u6a21\u5f0f，\u4e3b\u8981\u7528\u4e8e\u5c06\u8bf7\u6c42\u5c01\u88c5\u6210\u5bf9\u8c61，\u4ece\u800c\u5b9e\u73b0\u8c03\u7528\u8005\u548c\u6267\u884c\u8005\u4e4b\u95f4\u7684\u89e3\u8026，\u65b9\u4fbf\u6269\u5c55\u548c\u4fee\u6539\u3002\u547d\u4ee4\u6a21\u5f0f\u7684\u6838\u5fc3\u601d\u60f3\u662f\u5c06\u8bf7\u6c42\u5c01\u88c5\u6210\u4e00\u4e2a\u5bf9\u8c61，\u4f7f\u547d\u4ee4\u7684\u53d1\u8d77\u8005\u548c\u6267\u884c\u8005\u5206\u79bb\u3002 \u547d\u4ee4\u6a21\u5f0f\u672c\u6765\u662f\u9762\u5411\u5bf9\u8c61\u4e2d\u7684\u4e00\u79cd\u7ecf\u5178\u8bbe\u8ba1\u6a21\u5f0f，\u5728js\u4e2d\u53ef\u4ee5\u901a\u8fc7\u95ed\u5305\u6765\u5b9e\u73b0\u4ed6，\u6bd4\u5982\u4e66\u4e2d\u5c01\u88c5\u4e86\u4e00\u4e2a\u6253\u5f00\u7535\u89c6\u548c\u5173\u95ed\u7535\u89c6\u7684\u547d\u4ee4\u6a21\u5f0f：<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n var<\/span> tv =<\/span> {<\/span>
\n open<\/span>:<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u6253\u5f00\u7535\u89c6\u673a"<\/span>)<\/span>;<\/span>
\n }<\/span>,<\/span>
\n close<\/span>:<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u5173\u4e0a\u7535\u89c6\u673a"<\/span>)<\/span>;<\/span>
\n }<\/span>,<\/span>
\n }<\/span>;<\/span>
\n function<\/span> createCommand<\/span>(<\/span>receiver<\/span>)<\/span> {<\/span>
\n return<\/span> {<\/span>
\n execute<\/span>:<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n receiver.<\/span>open<\/span>(<\/span>)<\/span>;<\/span>
\n }<\/span>,<\/span>
\n undo<\/span>:<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n receiver.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>
\n }<\/span>,<\/span>
\n }<\/span>;<\/span>
\n }<\/span>
\n var<\/span> command =<\/span> createCommand<\/span>(<\/span>tv)<\/span>;<\/span>
\n command.<\/span>execute<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u6253\u5f00\u7535\u89c6\u673a<\/span>
\n command.<\/span>undo<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u5173\u4e0a\u7535\u89c6\u673a<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\" \u95ed\u5305\u5728\u8fd9\u91cc\u7684\u4f5c\u7528\u5c31\u662f\u5427\u63a5\u6536\u8005tv\u6084\u6084\u5730\u4fdd\u5b58\u8d77\u6765，\u7b49\u9700\u8981\u7684\u65f6\u5019\u5728\u8fdb\u884c\u8c03\u7528\u3002<\/p>\n

\u95ed\u5305\u4e0e\u5185\u5b58\u7ba1\u7406：\u4e0d\u662f\u6cc4\u9732，\u662f\u4f60\u592a\u6267\u7740<\/h4>\n

\u6bcf\u6b21\u9762\u8bd5，\u95ee\u9053\u95ed\u5305\u5fc5\u4f1a\u4e0e\u201c\u5185\u5b58\u6cc4\u6f0f\u201d\u62ff\u51fa\u6765\u4e00\u5757\u8bf4\u4e8b，\u4e00\u542c\u5230\u95ed\u5305\u5c31\u4f1a\u60f3：\u201c\u54ce\u5440，\u4f1a\u5185\u5b58\u6cc4\u6f0f\u554a！\u201d \u5176\u5b9e\u592a\u51a4\u6789\u95ed\u5305\u4e86，\u95ed\u5305\u4e4b\u6240\u4ee5\u8ba9\u53d8\u91cf\u201c\u4e0d\u6b7b\u201d，\u662f\u56e0\u4e3a\u4f60\u8fd8\u9700\u8981\u4ed6，\u8fd9\u4e0d\u662f\u5185\u5b58\u6cc4\u6f0f，\u800c\u662f\u4f60\u4e3b\u52a8\u9009\u62e9\u4e86\u4fdd\u7559\u53d8\u91cf\u3002 \u4f46\u662f\u5982\u679c\u4f60\u4f7f\u7528\u4e0d\u6070\u5f53，\u6bd4\u5982\u4f60\u5728DOM\u5143\u7d20\u4e0a\u9762\u7ed1\u5b9a\u4e86\u4e00\u4e2a\u95ed\u5305，\u800c\u8fd9\u4e2a\u95ed\u5305\u53c8\u5f15\u8d77\u4e86\u8fd9\u4e2aDOM\u5143\u7d20\u672c\u8eab，\u90a3\u8fd9\u5c31\u5f62\u6210\u4e86\u5faa\u73af\u8c03\u7528，\u8fd9\u65f6\u5019\u624d\u53ef\u80fd\u9020\u6210\u5185\u5b58\u6cc4\u6f0f\u7684\u95ee\u9898\u3002 \u5982\u679c\u60f3\u89e3\u51b3\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\u5176\u5b9e\u975e\u5e38\u7684\u7b80\u5355：\u53ea\u9700\u8981\u5373\u4f7f\u65ad\u5f00\u5f15\u7528，\u8ba9\u5783\u573e\u56de\u6536\u673a\u5236\u6b63\u5e38\u5de5\u4f5c\u3010myObject = null;\u3011\u3002 \u4e00\u53e5\u8bdd\u603b\u7ed3：\u95ed\u5305\u4e0d\u662f\u6d2a\u6c34\u731b\u517d，\u5b83\u53ea\u662f\u4e00\u4e2a\u6709\u611f\u60c5，\u6709\u8bb0\u5fc6，\u6709\u8d23\u4efb\u7684\u51fd\u6570\u3002<\/p>\n

\u9ad8\u9636\u51fd\u6570<\/h3>\n

\u4ec0\u4e48\u662f\u9ad8\u9636\u51fd\u6570：\u4f60\u4ee5\u4e3a\u7684\u51fd\u6570 VS \u771f\u76f8<\/h4>\n

\u5728 JavaScript \u7684\u4e16\u754c\u91cc，\u51fd\u6570\u4e0d\u4ec5\u4ec5\u662f\u4e2a\u6267\u884c\u5668，\u5b83\u662f\u8d85\u7ea7\u82f1\u96c4\u3002\u4e3a\u4ec0\u4e48？\u56e0\u4e3a\u5b83\u53ef\u4ee5： \u4e0a\u5f97\u4e86\u53c2\u6570\u821e\u53f0（\u51fd\u6570\u5f53\u53c2\u6570），\u4e0b\u5f97\u4e86\u8fd4\u56de\u7ed3\u679c（\u51fd\u6570\u5f53\u8fd4\u56de\u503c）\u8fd9\u7c7b\u80fd\u6587\u80fd\u6b66\u3001\u80fd\u653b\u80fd\u5b88\u7684\u51fd\u6570，\u88ab\u79f0\u4e3a\u2014\u2014\u9ad8\u9636\u51fd\u6570\u3002<\/p>\n

\u9ad8\u9636\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012：\u5c5e\u5b9e\u6253\u5de5\u4eba<\/h4>\n

\u6211\u4eec\u53ef\u4ee5\u628a\u51fd\u6570\u5f53\u4f5c\u53c2\u6570\u4f20\u9012，\u62bd\u79bb\u51fa\u4e00\u90e8\u5206\u5bb9\u6613\u53d8\u5316\u7684\u4e1a\u52a1\u903b\u8f91，\u628a\u8fd9\u90e8\u5206\u4e1a\u52a1\u903b\u8f91\u653e\u5728\u51fd\u6570\u53c2\u6570\u4e2d，\u8fd9\u6837\u4e00\u6765\u5206\u79bb\u4e1a\u52a1\u4ee3\u7801\u79cd\u53d8\u5316\u4e0e\u4e0d\u53d8\u7684\u90e8\u5206\u3002\u5176\u4e2d\u975e\u5e38\u5e38\u89c1\u548c\u91cd\u8981\u7684\u5e94\u7528\u573a\u666f\u5c31\u662f\u5e38\u89c1\u7684\u56de\u8c03\u51fd\u6570\u3002\u201c\u51fd\u6570\u4e5f\u80fd\u505a\u56de\u8c03？\u8fd9\u4e0d\u662f\u6253\u5de5\u4eba\u5417！\u201d<\/p>\n

\u56de\u8c03\u51fd\u6570<\/h5>\n

\u5728\u4ee5\u5f80Ajax\u8bf7\u6c42\u7684\u4f7f\u7528\u4e2d，\u56de\u8c03\u975e\u5e38\u975e\u5e38\u9891\u7e41，\u5927\u540d\u9f0e\u9f0e\u7684\u201c\u56de\u8c03\u5730\u72f1\u201d\u5c31\u5904\u81f3ajax\u5e94\u7528\u51fa\u73b0\u7684\u95ee\u9898，\u5f53\u6211\u4eec\u60f3\u5728ajax\u8bf7\u6c42\u8fd4\u56de\u4e4b\u540e\u505a\u4e00\u4e9b\u4e8b\u60c5，\u4f46\u662f\u53c8\u4e0d\u77e5\u9053\u8bf7\u6c42\u8fd4\u56de\u7684\u65f6\u95f4，\u6700\u5e38\u89c1\u7684\u65b9\u6848\u5c31\u662f\u628acallBack\u51fd\u6570\u5f53\u4f5c\u53c2\u6570\u4f20\u5165\u53d1\u8d77ajax\u8bf7\u6c42\u7684\u65b9\u6cd5\u4e2d，\u7b49\u5f85\u8bf7\u6c42\u5b8c\u6210\u540e\u6267\u884ccallBack\u7684\u51fd\u6570<\/p>\n

var<\/span> getUserInfo<\/span> =<\/span> function<\/span> (<\/span>userId,<\/span> callback<\/span>)<\/span> {<\/span>
\n $.<\/span>ajax<\/span>(<\/span>"http:\/\/xxx.com\/getUserInfo?"<\/span> +<\/span> userId,<\/span> function<\/span> (<\/span>data<\/span>)<\/span> {<\/span>
\n if<\/span> (<\/span>typeof<\/span> callback ===<\/span> "function"<\/span>)<\/span> {<\/span>
\n callback<\/span>(<\/span>data)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>)<\/span>;<\/span>
\n }<\/span>;<\/span>
\n getUserInfo<\/span>(<\/span>13157<\/span>,<\/span> function<\/span> (<\/span>data<\/span>)<\/span> {<\/span>
\n alert<\/span>(<\/span>data.<\/span>userName)<\/span>;<\/span>
\n }<\/span>)<\/span>;<\/span><\/p>\n

\u770b\u7740\u50cf\u6b63\u5e38 AJAX，\u5176\u5b9e\u80cc\u5730\u91cc Callback \u50cf\u6781\u4e86\u201c\u6211\u5199\u597d\u4e86\u51fd\u6570，\u7ed3\u679c\u8fd8\u5f97\u628a\u903b\u8f91\u4ea4\u7ed9\u522b\u4eba\u51b3\u5b9a\u201d，\u5c5e\u5b9e\u6253\u5de5\u4eba\u65e0\u7591\u4e86\u3002<\/p>\n

\u5178\u578b\u5e94\u7528：\u521b\u5efa 100 \u4e2a div，\u7136\u540e\u628a\u8fd9\u4e9bdiv\u8bbe\u7f6e\u6210\u9690\u85cf，\u6b63\u5e38\u60f3\u6cd5\u662f\u5c06\u521b\u5efadiv\u4e0e\u9690\u85cfdiv\u7684\u4ee3\u7801\u786c\u7f16\u7801\u5230appendDiv\u7684\u521b\u5efa\u51fd\u6570\u4e2d，\u8fd9\u663e\u7136\u4e0d\u5408\u7406\u66f4\u4e0d\u591f\u7075\u6d3b，\u66f4\u66f4\u96be\u4ee5\u670d\u7528，\u4e8e\u662f\u53ef\u4ee5\u5c06\u9690\u85cf\u4ee3\u7801\u62bd\u79bb\u51fa\u6765，\u7528\u56de\u8c03\u7684\u5f62\u5f0f\u4f20\u5165appendDiv\u65b9\u6cd5："\u54e6~ \u96c5，\u5b9e\u5728\u592a\u96c5！！\u771f\u7684\u4e0d\u8981\u592a\u96c5！！！"<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n var<\/span> appendDiv<\/span> =<\/span> function<\/span> (<\/span>callback<\/span>)<\/span> {<\/span>
\n for<\/span> (<\/span>var<\/span> i =<\/span> 0<\/span>;<\/span> i <<\/span> 100<\/span>;<\/span> i++<\/span>)<\/span> {<\/span>
\n var<\/span> div =<\/span> document.<\/span>createElement<\/span>(<\/span>"div"<\/span>)<\/span>;<\/span>
\n div.<\/span>innerHTML =<\/span> i;<\/span>
\n document.<\/span>body.<\/span>appendChild<\/span>(<\/span>div)<\/span>;<\/span>
\n if<\/span> (<\/span>typeof<\/span> callback ===<\/span> "function"<\/span>)<\/span> {<\/span>
\n callback<\/span>(<\/span>div)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>
\n }<\/span>;<\/span>
\n appendDiv<\/span>(<\/span>function<\/span> (<\/span>node<\/span>)<\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u56de\u8c03\u9690\u85cf"<\/span>)<\/span>;<\/span>
\n node.<\/span>style.<\/span>display =<\/span> "none"<\/span>;<\/span>
\n }<\/span>)<\/span>;<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\"<\/p>\n

Array.prototype.sort<\/h5>\n

Array.prototype.sort\u63a5\u6536\u4e00\u4e2a\u51fd\u6570\u5f53\u4f5c\u53c2\u6570，\u8fd9\u4e2a\u51fd\u6570\u91cc\u9762\u5c01\u88c5\u4e86\u6570\u7ec4\u5143\u7d20\u7684\u6392\u5e8f\u89c4\u5219，\u4eceArray.prototype.sort\u8fd9\u4e2aAPI\u53ef\u4ee5\u770b\u6de1，\u8fd9\u4e2aAPI\u4e0d\u53d8\u7684\u662f\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f，\u800c\u9700\u8981\u53d8\u662f\u4f7f\u7528\u4ec0\u4e48\u89c4\u5219\u6392\u5e8f\u662f\u53ef\u53d8\u7684，\u628a\u53ef\u53d8\u7684\u90e8\u5206\u5c01\u88c5\u5728\u51fd\u6570\u91cc\u9762，\u52a8\u6001\u4f20\u5165，\u4f7fArray.prototype.sort\u65b9\u6cd5\u6210\u4e3a\u4e86\u4e00\u4e2a\u975e\u5e38\u7075\u6d3b\u597d\u7528\u7684\u65b9\u6cd5\u3002<\/p>\n

\/\/\u4ece\u5c0f\u5230\u5927\u6392\u5217<\/span>
\n[<\/span> 1<\/span>,<\/span> 4<\/span>,<\/span> 3<\/span> ]<\/span>.<\/span>sort<\/span>(<\/span> function<\/span>(<\/span> a,<\/span> b<\/span> )<\/span>{<\/span>
\n return<\/span> a –<\/span> b;<\/span>
\n}<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa: [ 1, 3, 4 ] <\/span><\/p>\n

\/\/\u4ece\u5927\u5230\u5c0f\u6392\u5217<\/span>
\n[<\/span> 1<\/span>,<\/span> 4<\/span>,<\/span> 3<\/span> ]<\/span>.<\/span>sort<\/span>(<\/span> function<\/span>(<\/span> a,<\/span> b<\/span> )<\/span>{<\/span>
\n return<\/span> b –<\/span> a;<\/span>
\n}<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa: [ 4, 3, 1 ]<\/span><\/p>\n

\u51fd\u6570\u4f5c\u4e3a\u8fd4\u56de\u503c\u8f93\u51fa：\u4ec0\u4e48\u51fd\u6570\u8fd8\u80fd\u751f\u5b69\u5b50？<\/h4>\n

\u5565\u73a9\u610f? \u51fd\u6570\u8fd8\u80fd\u751f\u5b69\u5b50？ \u54e6\u54e6\u54e6，\u770b\u9519\u4e86，\u539f\u6765\u662f\u8fd4\u56de\u51fd\u6570\u5440！\u76f8\u6bd4\u628a\u51fd\u6570\u5f53\u4f5c\u53c2\u6570\u4f20\u9012，\u51fd\u6570\u5f53\u4f5c\u8fd4\u56de\u503c\u8f93\u51fa\u7684\u5e94\u7528\u573a\u666f\u90a3\u53ef\u66f4\u591a\u4e86，\u8ba9\u51fd\u6570\u7ee7\u7eed\u751f\u5b69\u5b50\u4f20\u5b97\u63a5\u4ee3，\u54e6，\u4e0d\u5bf9，\u662f\u8ba9\u51fd\u6570\u7ee7\u7eed\u8fd4\u56de\u4e00\u4e2a\u53ef\u6267\u884c\u51fd\u6570，\u90a3\u4e0d\u5c31\u4ee3\u8868\u7740\u8fd0\u7b97\u8fc7\u7a0b\u53ef\u4ee5\u4e00\u76f4\u5ef6\u7eed\u4e86\u561b！！！<\/p>\n

\u5224\u65ad\u6570\u636e\u7c7b\u578b<\/h5>\n

\u5c0f\u767d\u5199\u6cd5：<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n var<\/span> isString<\/span> =<\/span> function<\/span> (<\/span>obj<\/span>)<\/span> {<\/span>
\n return<\/span> Object<\/span>.<\/span>prototype.<\/span>toString<\/span>.<\/span>call<\/span>(<\/span>obj)<\/span> ===<\/span> "[object String]"<\/span>;<\/span>
\n }<\/span>;<\/span>
\n var<\/span> isArray<\/span> =<\/span> function<\/span> (<\/span>obj<\/span>)<\/span> {<\/span>
\n return<\/span> Object<\/span>.<\/span>prototype.<\/span>toString<\/span>.<\/span>call<\/span>(<\/span>obj)<\/span> ===<\/span> "[object Array]"<\/span>;<\/span>
\n }<\/span>;<\/span>
\n var<\/span> isNumber<\/span> =<\/span> function<\/span> (<\/span>obj<\/span>)<\/span> {<\/span>
\n return<\/span> Object<\/span>.<\/span>prototype.<\/span>toString<\/span>.<\/span>call<\/span>(<\/span>obj)<\/span> ===<\/span> "[object Number]"<\/span>;<\/span>
\n }<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>isArray<\/span>(<\/span>[<\/span>]<\/span>)<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：true<\/span>
\n console.<\/span>log<\/span>(<\/span>isString<\/span>(<\/span>"str"<\/span>)<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：true<\/span>
\n console.<\/span>log<\/span>(<\/span>isNumber<\/span>(<\/span>1<\/span>)<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：true<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\" \u8fd9\u79cd\u867d\u7136\u4e5f\u53ef\u4ee5\u8fdb\u884c\u7c7b\u578b\u7684\u5224\u65ad，\u4f46\u662f\u4e0d\u96be\u53d1\u73b0，\u8fd9\u4e9b\u51fd\u6570\u5927\u90e8\u5206\u5b9e\u73b0\u90fd\u662f\u76f8\u540c\u7684，\u4e0d\u540c\u7684\u53ea\u662f Object.prototype.toString.call( obj )\u8fd4\u56de\u7684\u5b57\u7b26\u4e32\u3002\u4e3a\u4e86\u907f\u514d\u591a\u4f59\u7684\u4ee3\u7801，\u6211\u4eec\u5c1d\u8bd5\u628a\u8fd9\u4e9b\u5b57\u7b26\u4e32\u4f5c\u4e3a\u53c2\u6570\u63d0\u524d\u503c\u5165 isType,\u901a\u8fc7\u5faa\u73af\u6279\u91cf\u6ce8\u518cisType\u51fd\u6570，\u5927\u4f6c\u5199\u6cd5：<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n var<\/span> Type =<\/span> {<\/span>}<\/span>;<\/span>
\n for<\/span> (<\/span>var<\/span> i =<\/span> 0<\/span>,<\/span> type;<\/span> (<\/span>type =<\/span> [<\/span>"String"<\/span>,<\/span> "Array"<\/span>,<\/span> "Number"<\/span>]<\/span>[<\/span>i++<\/span>]<\/span>)<\/span>;<\/span> )<\/span> {<\/span>
\n (<\/span>function<\/span> (<\/span>type<\/span>)<\/span> {<\/span>
\n Type[<\/span>"is"<\/span> +<\/span> type]<\/span> =<\/span> function<\/span> (<\/span>obj<\/span>)<\/span> {<\/span>
\n return<\/span> (<\/span>
\n Object<\/span>.<\/span>prototype.<\/span>toString<\/span>.<\/span>call<\/span>(<\/span>obj)<\/span> ===<\/span> "[object "<\/span> +<\/span> type +<\/span> "]"<\/span>
\n )<\/span>;<\/span>
\n }<\/span>;<\/span>
\n }<\/span>)<\/span>(<\/span>type)<\/span>;<\/span>
\n }<\/span>
\n Type.<\/span>isArray<\/span>(<\/span>[<\/span>]<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：true<\/span>
\n Type.<\/span>isString<\/span>(<\/span>"str"<\/span>)<\/span>;<\/span> \/\/ \u8f93\u51fa：true<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\"<\/p>\n

\u5355\u4f8b\u6a21\u5f0fgetSingle<\/h5>\n

javaScript\u4e2d\u7684\u5355\u4f8b\u6a21\u5f0f\u5927\u6982\u610f\u601d\u662f\u4e00\u79cd\u786e\u4fdd\u7c7b\u53ea\u6709\u4e00\u4e2a\u5b9e\u4f8b，\u5e76\u63d0\u4f9b\u5168\u5c40\u8bbf\u95ee\u70b9\u7684\u65b9\u5f0f\u3002\u7531\u4e8e JavaScript \u7684\u8bed\u8a00\u7279\u6027（\u5982\u5bf9\u8c61\u5b57\u9762\u91cf\u3001\u6a21\u5757\u7cfb\u7edf\u7b49），\u5b9e\u73b0\u5355\u4f8b\u6709\u591a\u79cd\u65b9\u5f0f，\u63a5\u4e0b\u6765\u901a\u8fc7\u9ad8\u9636\u51fd\u6570\u5b9e\u73b0\u4e00\u4e2agetSingle\u7684\u5355\u4f8b\u6a21\u5f0f：<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n var<\/span> getSingle<\/span> =<\/span> function<\/span> (<\/span>fn<\/span>)<\/span> {<\/span>
\n var<\/span> ret;<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n return<\/span> ret ||<\/span> (<\/span>ret =<\/span> fn<\/span>.<\/span>apply<\/span>(<\/span>this<\/span>,<\/span> arguments)<\/span>)<\/span>;<\/span>
\n }<\/span>;<\/span>
\n }<\/span>;<\/span>
\n var<\/span> getScript =<\/span> getSingle<\/span>(<\/span>function<\/span> (<\/span>)<\/span> {<\/span>
\n return<\/span> document.<\/span>createElement<\/span>(<\/span>"script"<\/span>)<\/span>;<\/span>
\n }<\/span>)<\/span>;<\/span>
\n var<\/span> script1 =<\/span> getScript<\/span>(<\/span>)<\/span>;<\/span>
\n var<\/span> script2 =<\/span> getScript<\/span>(<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>script1 ===<\/span> script2)<\/span>;<\/span> \/\/ \u8f93\u51fa：true<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\u4e0a\u9762\u4ee3\u7801\u662f\u901a\u8fc7\u95ed\u5305+\u9ad8\u9636\u51fd\u6570\u5b9e\u73b0\u4e86\u4e00\u4e2a\u60f0\u6027\u5355\u4f8b\u6a21\u5f0f，\u786e\u4fdd\u67d0\u4e2a\u7a0b\u5e8f\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u6700\u591a\u6267\u884c\u4e00\u6b21，\u5e76\u4e14\u59cb\u7ec8\u8fd4\u56de\u76f8\u540c\u7684\u5b9e\u4f8b\u3002\u5988\u7684，\u771f\u7279\u5a18\u4f18\u96c5！！！ \"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\"<\/p>\n

\u9ad8\u9636\u51fd\u6570AOP(\u9762\u5411\u5207\u9762\u7f16\u7a0b)：\u524d\u540e\u5077\u6478\u52a0\u620fAOP<\/h4>\n

\u6240\u8c13\u7684AOP\u5c31\u662f\u9762\u5411\u5207\u9762\u7f16\u7a0b，\u5c31\u662f\u539f\u672c\u5b89\u5b89\u9759\u9759\u5199\u4e2a\u51fd\u6570，\u7a81\u7136\u524d\u540e\u5404\u63d2\u4e00\u811a：<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n Function<\/span>.<\/span>prototype.<\/span>before<\/span> =<\/span> function<\/span> (<\/span>beforefn<\/span>)<\/span> {<\/span>
\n var<\/span> __self =<\/span> this<\/span>;<\/span> \/\/ \u4fdd\u5b58\u539f\u51fd\u6570\u7684\u5f15\u7528<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n \/\/ \u8fd4\u56de\u5305\u542b\u4e86\u539f\u51fd\u6570\u548c\u65b0\u51fd\u6570\u7684"\u4ee3\u7406"\u51fd\u6570<\/span>
\n beforefn<\/span>.<\/span>apply<\/span>(<\/span>this<\/span>,<\/span> arguments)<\/span>;<\/span> \/\/ \u6267\u884c\u65b0\u51fd\u6570，\u4fee\u6b63 this<\/span>
\n return<\/span> __self<\/span>.<\/span>apply<\/span>(<\/span>this<\/span>,<\/span> arguments)<\/span>;<\/span> \/\/ \u6267\u884c\u539f\u51fd\u6570<\/span>
\n }<\/span>;<\/span>
\n }<\/span>;<\/span>
\n Function<\/span>.<\/span>prototype.<\/span>after<\/span> =<\/span> function<\/span> (<\/span>afterfn<\/span>)<\/span> {<\/span>
\n var<\/span> __self =<\/span> this<\/span>;<\/span> \/\/ \u4fdd\u5b58\u539f\u51fd\u6570\u7684\u5f15\u7528<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> ret =<\/span> __self<\/span>.<\/span>apply<\/span>(<\/span>this<\/span>,<\/span> arguments)<\/span>;<\/span>
\n afterfn<\/span>.<\/span>apply<\/span>(<\/span>this<\/span>,<\/span> arguments)<\/span>;<\/span>
\n return<\/span> ret;<\/span>
\n }<\/span>;<\/span>
\n }<\/span>;<\/span>
\n var<\/span> func<\/span> =<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>2<\/span>)<\/span>;<\/span>
\n }<\/span>;<\/span>
\n func =<\/span> func
\n .<\/span>before<\/span>(<\/span>function<\/span> (<\/span>)<\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>1<\/span>)<\/span>;<\/span>
\n }<\/span>)<\/span>
\n .<\/span>after<\/span>(<\/span>function<\/span> (<\/span>)<\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>3<\/span>)<\/span>;<\/span>
\n }<\/span>)<\/span>;<\/span>
\n func<\/span>(<\/span>)<\/span>;<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\" \u4e0a\u9762\u51fd\u6570\u628a\u4e00\u4e2a\u51fd\u6570\u201c\u52a8\u6001\u7ec7\u5165\u201d\u5230\u53e6\u5916\u4e00\u4e2a\u51fd\u6570\u4e2d\u3002<\/p>\n

\u9ad8\u9636\u51fd\u6570\u7684\u5176\u4ed6\u5e94\u7528<\/h4>\n

\u51fd\u6570\u67ef\u91cc\u5316：\u6211\u5148\u4e0d\u6267\u884c，\u7b49\u7b49\u518d\u8bf4<\/h5>\n

\u9762\u8bd5\u4e2d，\u5982\u96f7\u8d2f\u8033\u7684curring\u3010\u51fd\u6570\u67ef\u91cc\u5316\u3011\u53c8\u79f0\u90e8\u5206\u6c42\u503c，\u4e00\u4e2acurring\u7684\u51fd\u6570\u9996\u5148\u4f1a\u63a5\u6536\u4e00\u4e9b\u53c2\u6570，\u63a5\u6536\u8fd9\u4e9b\u53c2\u6570\u4e4b\u540e，\u8be5\u51fd\u6570\u5e76\u4e0d\u4f1a\u7acb\u5373\u6267\u884c，\u800c\u662f\u7ee7\u7eed\u8fd4\u56de\u53e6\u5916\u4e00\u4e2a\u51fd\u6570，\u521a\u4f20\u5165\u7684\u53c2\u6570\u5728\u51fd\u6570\u5f62\u6210\u7684\u95ed\u5305\u4e2d\u88ab\u4fdd\u5b58\u8d77\u6765，\u7b49\u5230\u51fd\u6570\u88ab\u771f\u6b63\u9700\u8981\u6c42\u503c\u5f97\u65f6\u5019，\u4e4b\u524d\u4f20\u5165\u7684\u6240\u6709\u53c2\u6570\u90fd\u4f1a\u88ab\u4e00\u6b21\u6027\u6c42\u503c\u3002 \u6848\u4f8b\u4e00\u3001\u7f16\u5199\u4e00\u4e2a\u8ba1\u7b97\u6bcf\u6708\u5f00\u9500\u5f97\u51fd\u6570，\u5728\u6bcf\u5929\u7ed3\u675f\u4e4b\u524d，\u90fd\u8981\u8bb0\u5f55\u4eca\u5929\u82b1\u4e86\u591a\u5c11\u94b1； \u6ca1\u63a5\u89e6\u8fc7\u51fd\u6570\u67ef\u91cc\u5316\u4e4b\u524d：<\/p>\n

var<\/span> monthlyCost =<\/span> 0<\/span>;<\/span>
\n var<\/span> cost<\/span> =<\/span> function<\/span> (<\/span>money<\/span>)<\/span> {<\/span>
\n monthlyCost +=<\/span> money;<\/span>
\n }<\/span>;<\/span>
\n cost<\/span>(<\/span>100<\/span>)<\/span>;<\/span> \/\/ \u7b2c 1 \u5929\u5f00\u9500<\/span>
\n cost<\/span>(<\/span>200<\/span>)<\/span>;<\/span> \/\/ \u7b2c 2 \u5929\u5f00\u9500<\/span>
\n cost<\/span>(<\/span>300<\/span>)<\/span>;<\/span> \/\/ \u7b2c 3 \u5929\u5f00\u9500<\/span>
\n \/\/cost( 700 ); \/\/ \u7b2c 30 \u5929\u5f00\u9500<\/span>
\n console.<\/span>log<\/span>(<\/span>monthlyCost)<\/span>;<\/span> \/\/ \u8f93\u51fa：600<\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\" \u867d\u7136\u901a\u8fc7\u4e0a\u9762\u4ee3\u7801\u4e5f\u80fd\u5b9e\u73b0，\u4f46\u662f\u6211\u4e0d\u60f3\u5173\u5fc3\u6bcf\u5929\u82b1\u591a\u5c11\u94b1，\u6211\u53ea\u60f3\u5728\u6708\u5e95\u7edf\u4e00\u8ba1\u7b97\u4e00\u6b21，\u5982\u679c\u6bcf\u6708\u7684\u524d29\u5929，\u6211\u4eec\u90fd\u53ea\u662f\u4fdd\u5b58\u597d\u5f53\u5929\u7684\u5f00\u9500，\u76f4\u523030\u5929\u624d\u4f1a\u8fdb\u884c\u6c42\u503c\u8ba1\u7b97，\u8fd9\u6837\u5c31\u8fbe\u5230\u4e86\u8981\u6c42，\u51fd\u6570\u67ef\u91cc\u5316\u5199\u6cd5\u5982\u4e0b：<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n var<\/span> cost =<\/span> (<\/span>function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> args =<\/span> [<\/span>]<\/span>;<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n if<\/span> (<\/span>arguments.<\/span>length ===<\/span> 0<\/span>)<\/span> {<\/span>
\n var<\/span> money =<\/span> 0<\/span>;<\/span>
\n for<\/span> (<\/span>var<\/span> i =<\/span> 0<\/span>,<\/span> l =<\/span> args.<\/span>length;<\/span> i <<\/span> l;<\/span> i++<\/span>)<\/span> {<\/span>
\n money +=<\/span> args[<\/span>i]<\/span>;<\/span>
\n }<\/span>
\n return<\/span> money;<\/span>
\n }<\/span> else<\/span> {<\/span>
\n [<\/span>]<\/span>.<\/span>push<\/span>.<\/span>apply<\/span>(<\/span>args,<\/span> arguments)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>;<\/span>
\n }<\/span>)<\/span>(<\/span>)<\/span>;<\/span>
\n cost<\/span>(<\/span>100<\/span>)<\/span>;<\/span> \/\/ \u672a\u771f\u6b63\u6c42\u503c<\/span>
\n cost<\/span>(<\/span>200<\/span>)<\/span>;<\/span> \/\/ \u672a\u771f\u6b63\u6c42\u503c<\/span>
\n cost<\/span>(<\/span>300<\/span>)<\/span>;<\/span> \/\/ \u672a\u771f\u6b63\u6c42\u503c<\/span>
\n cost<\/span>(<\/span>300<\/span>)<\/span>;<\/span> \/\/ \u672a\u771f\u6b63\u6c42\u503c<\/span>
\n console.<\/span>log<\/span>(<\/span>cost<\/span>(<\/span>)<\/span>)<\/span>;<\/span> \/\/ \u6c42\u503c\u5e76\u8f93\u51fa：600<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\u4e0a\u9762\u8fd8\u662f\u4e0d\u662f\u4e00\u4e2a\u6807\u51c6\u7684\u67ef\u91cc\u5316\u51fd\u6570，\u63a5\u4e0b\u6765\u6211\u4eec\u5b9e\u73b0\u4e00\u4e2a\u4efb\u610f\u53c2\u6570\u94fe\u5f0f\u8c03\u7528\u7684\u6807\u7816\u67ef\u91cc\u5316\u51fd\u6570，\u8fd9\u4e2a\u51fd\u6570\u5c06\u4f20\u5165\u7684\u51fd\u6570 fn \u8f6c\u6362\u4e3a\u4e00\u4e2a\u201c\u5ef6\u8fdf\u6267\u884c\u201d\u7684\u67ef\u91cc\u5316\u7248\u672c\u3002\u5b83\u4f1a\u6536\u96c6\u6240\u6709\u4f20\u5165\u7684\u53c2\u6570，\u76f4\u5230\u4f60\u8c03\u7528\u65f6\u4e0d\u5e26\u53c2\u6570，\u624d\u771f\u6b63\u6267\u884c\u539f\u51fd\u6570\u3002 \u89e3\u6790：\u5f53\u8c03\u7528cost()\u7684\u65f6\u5019，\u5982\u679c\u660e\u786e\u5e26\u4e0a\u4e86\u53c2\u6570，\u8868\u793a\u6b64\u65f6\u5e76\u4e0d\u662f\u771f\u7684\u5728\u8ba1\u7b97\u7ed3\u679c，\u800c\u662f\u5c06\u53c2\u6570\u4fdd\u5b58\u8d77\u6765，\u6b64\u65f6\u8ba9const\u51fd\u6570\u8fd4\u56de\u53e6\u5916\u4e00\u4e2a\u51fd\u6570，\u53ea\u6709\u5f53\u4e0d\u5e26\u53c2\u6570\u7684\u5f62\u5f0f\u6267\u884ccost()\u65f6，\u624d\u4f1a\u8ba1\u7b97\u7ed3\u679c，\u901a\u8fc7\u8c03\u7528return arguments.callee;，\u6bcf\u8c03\u7528\u4e00\u6b21 cost(…)，\u5b83\u90fd\u4f1a\u8fd4\u56de\u81ea\u5df1（\u5373 arguments.callee），\u6240\u4ee5\u53ef\u4ee5\u7ee7\u7eed\u94fe\u5f0f\u8c03\u7528\u3010cost(300, 300)(300)()\u3011\u3002<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n var<\/span> currying<\/span> =<\/span> function<\/span> (<\/span>fn<\/span>)<\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u6211\u88ab\u6267\u884c\u4e86"<\/span>)<\/span>;<\/span>
\n var<\/span> args =<\/span> [<\/span>]<\/span>;<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n if<\/span> (<\/span>arguments.<\/span>length ===<\/span> 0<\/span>)<\/span> {<\/span>
\n return<\/span> fn<\/span>.<\/span>apply<\/span>(<\/span>this<\/span>,<\/span> args)<\/span>;<\/span>
\n }<\/span> else<\/span> {<\/span>
\n [<\/span>]<\/span>.<\/span>push<\/span>.<\/span>apply<\/span>(<\/span>args,<\/span> arguments)<\/span>;<\/span>
\n return<\/span> arguments.<\/span>callee;<\/span>
\n }<\/span>
\n }<\/span>;<\/span>
\n }<\/span>;<\/span>
\n var<\/span> cost =<\/span> (<\/span>function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> money =<\/span> 0<\/span>;<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>"\u6211cost\u6267\u884c\u4e86"<\/span>,<\/span> arguments)<\/span>;<\/span>
\n for<\/span> (<\/span>var<\/span> i =<\/span> 0<\/span>,<\/span> l =<\/span> arguments.<\/span>length;<\/span> i <<\/span> l;<\/span> i++<\/span>)<\/span> {<\/span>
\n money +=<\/span> arguments[<\/span>i]<\/span>;<\/span>
\n }<\/span>
\n return<\/span> money;<\/span>
\n }<\/span>;<\/span>
\n }<\/span>)<\/span>(<\/span>)<\/span>;<\/span>
\n var<\/span> cost =<\/span> currying<\/span>(<\/span>cost)<\/span>;<\/span> \/\/ \u8f6c\u5316\u6210 currying \u51fd\u6570<\/span>
\n cost<\/span>(<\/span>100<\/span>)<\/span>;<\/span> \/\/ \u672a\u771f\u6b63\u6c42\u503c<\/span>
\n cost<\/span>(<\/span>200<\/span>)<\/span>;<\/span> \/\/ \u672a\u771f\u6b63\u6c42\u503c<\/span>
\n cost<\/span>(<\/span>300<\/span>)<\/span>(<\/span>50<\/span>)<\/span>;<\/span> \/\/ \u672a\u771f\u6b63\u6c42\u503c<\/span>
\n console.<\/span>log<\/span>(<\/span>cost<\/span>(<\/span>300<\/span>,<\/span> 300<\/span>)<\/span>(<\/span>300<\/span>)<\/span>(<\/span>)<\/span>)<\/span>;<\/span> \/\/ \u672a\u771f\u6b63\u6c42\u503c<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

\"\u6df1\u5165\u7406\u89e3JavaScript\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u95ed\u5305\u4e0e\u9ad8\u9636\u51fd\u6570\"<\/p>\n

\u975e\u51fd\u6570\u67ef\u91cc\u5316：\u51fd\u6570\u4e16\u754c\u7684\u5f00\u653e\u5e73\u53f0<\/h5>\n

uncurring\u4e0d\u50cfcurring\u90a3\u6837\u62c6\u5206\u53c2\u6570，\u800c\u662f\u76f8\u53cd\u628a\u4e00\u4e2a\u539f\u6765\u53ea\u80fd\u4e3a\u67d0\u4e2a\u5bf9\u8c61\u670d\u52a1\u7684\u65b9\u6cd5\u53d8\u6210\u90fd\u80fd\u4f7f\u7528\u7684\u901a\u7528\u51fd\u6570，\u6bd4\u5982\u6570\u7ec4\u5bf9\u8c61\u5f97push\u51fd\u6570，\u5176\u5b9epush\u4e0d\u6b62\u53ea\u80fd\u4e3a\u6570\u7ec4\u670d\u52a1，\u4e5f\u53ef\u4ee5\u4e3a\u5176\u4ed6\u5bf9\u8c61\u670d\u52a1\u53ea\u8981\u4f60\u6709\u548c\u6570\u7ec4\u4e00\u6837\u7684\u7279\u6027\u5373\u53ef\u4f7f\u7528，\u4f60\u53ef\u4ee5\u7406\u89e3\u4e3a\u201c\u53bb\u6807\u7b7e\u5316\u201d，js\u672c\u6765\u5c31\u662f\u9e2d\u5b50\u8bed\u8a00，\u53ea\u8981\u4f60\u4f1a\u201c\u560e\u560e\u53eb\u201d，\u4f60\u5c31\u662f\u53ea\u9e2d\u5b50，\u6240\u4ee5，\u4e0d\u6b62\u6570\u7ec4\u624d\u80fd\u8c03\u7528push,\u5982：<\/p>\n

(<\/span>function<\/span>(<\/span>)<\/span> {<\/span>
\n Array<\/span>.<\/span>prototype.<\/span>push<\/span>.<\/span>call<\/span>(<\/span>arguments,<\/span> 4<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>arguments)<\/span>;<\/span> \/\/ [1, 2, 3, 4]<\/span>
\n}<\/span>)<\/span>(<\/span>1<\/span>,<\/span> 2<\/span>,<\/span> 3<\/span>)<\/span>;<\/span><\/p>\n

\u4e0a\u9762\u4ee3\u7801\u4e2d\u5c31\u662f\u4e00\u4e2a\u7c7b\u6570\u7ec4\u5bf9\u8c61，\u8c03\u7528\u4e86\u4e13\u5c5e\u4e8epush\u5f97\u65b9\u6cd5，\u4f46\u662f\u4e0a\u9762\u6bcf\u6b21\u90fd\u8981\u5199.call(obj,…)\u5b9e\u5728\u662f\u592a\u9ebb\u70e6，\u5c31\u50cf\u4f60\u6bcf\u6b21\u5403\u706b\u9505\u90fd\u8981\u5e26\u4e0a\u9505\u548c\u8c03\u6599，\u4e8e\u662funcurring\u5c31\u8bde\u751f\u4e86，\u7c7b\u4f3c\u4e8e\u51fd\u6570\u4e16\u754c\u91cc\u7684\u5f00\u653e\u5e73\u53f0\u4e00\u6837\u3002 uncurring\u628a\u4e00\u4e2a\u65b9\u6cd5\u4ece\u5b83\u7684\u539f\u751f\u5bf9\u8c61\u4e2d\u89e3\u653e\u51fa\u6765，\u8ba9\u4ed6\u4e3a\u6240\u6709\u4eba\u90fd\u80fd\u4f7f\u7528，\u6bd4\u5982Array.prototype.push(obj,value),\u4f60\u4f1a\u53d1\u73b0\u6bcf\u6b21\u8ba9 obj \u501f\u7528 Array.prototype.push \u65b9\u6cd5\u7684\u529f\u80fd\u90fd\u6bd4\u8f83\u9ebb\u70e6，\u4f46\u662f\u4f60\u4f7f\u7528uncurring\u540e\u4f1a\u53d8\u5f97\u975e\u5e38\u6e05\u723d，\u76f4\u63a5push(obj,value)\u5373\u53ef，\u539f\u5148push\u53ea\u4e3a\u4e2a\u4eba\u670d\u52a1，\u7ecf\u8fc7uncurring\u7684\u89e3\u653e\u540e，push\u53ef\u4ee5\u4e3a\u4eba\u6c11\u670d\u52a1！<\/p>\n

\u5176\u5b9e\u5b9e\u73b0\u8fd9\u4e2a`uncurring\u4e5f\u4e0d\u590d\u6742，\u770b\u4ee3\u7801：<\/p>\n

Function<\/span>.<\/span>prototype.<\/span>uncurrying<\/span> =<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> self =<\/span> this<\/span>;<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> obj =<\/span> Array<\/span>.<\/span>prototype.<\/span>shift<\/span>.<\/span>call<\/span>(<\/span>arguments)<\/span>;<\/span> \/\/ \u62ff\u7b2c\u4e00\u4e2a\u53c2\u6570\u5f53 this<\/span>
\n return<\/span> self<\/span>.<\/span>apply<\/span>(<\/span>obj,<\/span> arguments)<\/span>;<\/span> \/\/ \u7136\u540e\u6267\u884c\u539f\u65b9\u6cd5<\/span>
\n }<\/span>;<\/span>
\n}<\/span>;<\/span><\/p>\n

\u5728\u6240\u6709\u51fd\u6570\u539f\u578b\u540e\u9762\u6dfb\u52a0\u4e00\u4e2auncurring\u65b9\u6cd5，\u5148\u8bb0\u5f55\u4e0b\u8be5\u65b9\u6cd5\u7684this，\u7136\u540e\u8fd4\u56de\u4e00\u4e2a\u533f\u540d\u51fd\u6570，\u62ff\u5230\u7b2c\u4e00\u4e2a\u53c2\u6570\u5f53\u4f5cthis，\u7136\u540e\u6267\u884c\u539f\u65b9\u6cd5，\u5373\u53ef\u89e3\u653e\u6570\u7ec4\u4e2d\u6240\u6709\u7684\u65b9\u6cd5\u3002<\/p>\n

<<\/span>html><\/span>
\n <<\/span>body><\/span>
\n <<\/span>script><\/span>
\n Function<\/span>.<\/span>prototype.<\/span>uncurrying<\/span> =<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> self =<\/span> this<\/span>;<\/span>
\n return<\/span> function<\/span> (<\/span>)<\/span> {<\/span>
\n var<\/span> obj =<\/span> Array<\/span>.<\/span>prototype.<\/span>shift<\/span>.<\/span>call<\/span>(<\/span>arguments)<\/span>;<\/span> \/\/ \u62ff\u7b2c\u4e00\u4e2a\u53c2\u6570\u5f53 this<\/span>
\n return<\/span> self<\/span>.<\/span>apply<\/span>(<\/span>obj,<\/span> arguments)<\/span>;<\/span> \/\/ \u7136\u540e\u6267\u884c\u539f\u65b9\u6cd5<\/span>
\n }<\/span>;<\/span>
\n }<\/span>;<\/span>
\n var<\/span> push =<\/span> Array<\/span>.<\/span>prototype.<\/span>push.<\/span>uncurrying<\/span>(<\/span>)<\/span>;<\/span>
\n var<\/span> obj =<\/span> {<\/span> length<\/span>:<\/span> 0<\/span> }<\/span>;<\/span>
\n push<\/span>(<\/span>obj,<\/span> "hello"<\/span>)<\/span>;<\/span>
\n push<\/span>(<\/span>obj,<\/span> "hello1"<\/span>)<\/span>;<\/span>
\n push<\/span>(<\/span>obj,<\/span> "hello2"<\/span>)<\/span>;<\/span>
\n push<\/span>(<\/span>obj,<\/span> "hello3"<\/span>)<\/span>;<\/span>
\n push<\/span>(<\/span>obj,<\/span> "hello4"<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>obj)<\/span>;<\/span> \/\/ { '0': 'hello', length: 1 }<\/span>
\n <<\/span>\/<\/span>script><\/span>
\n <<\/span>\/<\/span>body><\/span>
\n<<\/span>\/<\/span>html><\/span><\/p>\n

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