{"id":61889,"date":"2026-01-18T19:34:37","date_gmt":"2026-01-18T11:34:37","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/61889.html"},"modified":"2026-01-18T19:34:37","modified_gmt":"2026-01-18T11:34:37","slug":"java%e7%9a%84%e5%be%aa%e7%8e%af%e8%af%ad%e5%8f%a5","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/61889.html","title":{"rendered":"Java\u7684\u5faa\u73af\u8bed\u53e5"},"content":{"rendered":"<p>\u9009\u62e9\u8bed\u53e5\u53ef\u4ee5\u8ba9\u7a0b\u5e8f\u6709\u9009\u62e9\u5730\u6267\u884c\u67d0\u4e2a\u8bed\u53e5\u5757&#xff0c;\u5faa\u73af\u8bed\u53e5\u5219\u53ef\u4ee5\u8ba9\u7a0b\u5e8f\u91cd\u590d\u5730\u6267\u884c\u67d0\u4e2a\u8bed\u53e5\u5757\u3002\u5faa\u73af\u8bed\u53e5\u5305\u62ecwhile\u8bed\u53e5\u3001do-while\u8bed\u53e5\u548cfor\u8bed\u53e5\u3002<\/p>\n<h2>while\u8bed\u53e5<\/h2>\n<p>while\u8bed\u53e5\u662f\u4f7f\u7528\u9891\u7387\u6700\u9ad8\u7684\u5faa\u73af\u8bed\u53e5\u3002<\/p>\n<p>\u5176\u8bed\u6cd5\u683c\u5f0f\u5982\u4e0b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"114\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113433-696cc549a404e.png\" width=\"1123\" \/><\/p>\n<p>while\u8bed\u53e5\u7684\u6267\u884c\u8fc7\u7a0b\u5982\u4e0b\u3002<br \/>\n(1)\u5224\u65ad&#034;while(\u903b\u8f91\u8868\u8fbe\u5f0f)&#034;\u4e2d\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u503c&#xff0c;\u5982\u679c\u8fd4\u56detrue&#xff0c;\u5c31\u6309\u987a\u5e8f\u6267\u884c\u5927\u62ec\u53f7\u5185\u7684\u8bed\u53e5\u5757\u3002(\u5728\u5faa\u73af\u8bed\u53e5\u4e2d&#xff0c;\u8bed\u53e5\u5757\u53c8\u88ab\u79f0\u4e3a\u5faa\u73af\u4f53)<br \/>\n(2)\u8bed\u53e5\u5757\u6267\u884c\u5b8c\u6bd5\u540e&#xff0c;\u7ee7\u7eed\u5224\u65adwhile\u5faa\u73af\u8bed\u53e5\u4e2d\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u503c&#xff0c;\u5982\u679c\u4f9d\u7136\u8fd4\u56detrue&#xff0c;\u5c31\u518d\u6b21\u6309\u987a\u5e8f\u6267\u884c\u5927\u62ec\u53f7\u5185\u7684\u8bed\u53e5\u5757;\u5982\u679c\u8fd4\u56defalse&#xff0c;\u5c31\u76f4\u63a5\u7ed3\u675f\u3002<\/p>\n<p>(3)\u91cd\u590d\u6b65\u9aa4(2)&#xff0c;\u76f4\u5230\u903b\u8f91\u8868\u8fbe\u5f0f\u8fd4\u56defalse&#xff0c;\u7ed3\u675f\u5faa\u73af\u3002<\/p>\n<p>while\u8bed\u53e5\u7684\u8868\u8fbe\u5f0f\u5fc5\u987b\u662f\u903b\u8f91\u8868\u8fbe\u5f0f&#xff0c;\u8fd4\u56de\u7684\u7ed3\u679c\u4e5f\u5fc5\u987b\u662f\u903b\u8f91\u578b\u3002while\u8bed\u53e5\u4e2d\u8981\u6709\u6539\u53d8\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u503c\u7684\u6761\u4ef6&#xff0c;\u5426\u5219\u5176\u503c\u4e00\u76f4\u8fd4\u56detrue&#xff0c;\u4f1a\u9020\u6210\u6b7b\u5faa\u73af\u3002<br \/>\n\u5982\u679c while\u540e\u9762\u53ea\u6709\u4e00\u6761\u8bed\u53e5&#xff0c;\u7701\u7565\u5927\u62ec\u53f7\u4e5f\u53ef\u4ee5,\u4f46\u4e3a\u4e86\u517b\u6210\u826f\u597d\u7684\u7f16\u7a0b\u4e60\u60ef&#xff0c;\u8fd8\u662f\u5efa\u8bae\u52a0\u4e0a\u5927\u62ec\u53f7\u3002<\/p>\n<p><span style=\"color:#f3f3f4\"><span style=\"background-color:#6eaad7\">\u00a0\u6ce8\u610f:while\u8bed\u53e5\u540e\u9762\u548c\u5927\u62ec\u53f7\u540e\u9762\u90fd\u4e0d\u80fd\u6709\u5206\u53f7\u3002<\/span><\/span><\/p>\n<p><span style=\"color:#0d0016\">[\u4f8b1]&#xff08;\u7528while\u8bed\u53e5\u7f16\u5199&#xff09;\u8ba1\u7b9750\u4ee5\u5185\u7684\u5947\u6570\u4e4b\u548c\u5e76\u8f93\u51fa\u3002<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"387\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113433-696cc549be8c7.png\" width=\"1161\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"72\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113434-696cc54a0ac4a.png\" width=\"569\" \/><\/p>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d&#xff0c;\u53d8\u91cfnum\u4ece\u503c\u4e3a1\u5f00\u59cb\u5faa\u73af&#xff0c;\u6bcf\u6b21\u5faa\u73af\u90fd\u8981\u628anum \u7684\u503c\u52a0\u5230\u53d8\u91cfsum\u4e0a&#xff0c;\u800cnum\u7684\u503c\u6bcf\u6b21\u90fd\u52a02&#xff0c;\u76f4\u5230\u8868\u8fbe\u5f0fnum&lt;&#061;50\u4e0d\u6210\u7acb\u624d\u505c\u6b62\u5faa\u73af\u3002<\/p>\n<h2>do-while\u8bed\u53e5<\/h2>\n<p>do-while\u8bed\u53e5\u7684\u529f\u80fd\u4e0ewhile\u8bed\u53e5\u7684\u529f\u80fd\u5f88\u76f8\u4f3c,\u5927\u90e8\u5206\u65f6\u5019\u4e8c\u8005\u53ef\u4ee5\u4e92\u76f8\u66ff\u4ee3\u3002<br \/>\ndo-while\u8bed\u53e5\u7684\u57fa\u672c\u8bed\u6cd5\u683c\u5f0f\u5982\u4e0b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"116\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113434-696cc54a17fb5.png\" width=\"1133\" \/><\/p>\n<p>do-while\u8bed\u53e5\u7684\u6267\u884c\u8fc7\u7a0b\u5982\u4e0b\u3002<br \/>\n(1)\u6309\u987a\u5e8f\u6267\u884cdo\u540e\u9762\u7684\u8bed\u53e5\u5757(\u5faa\u73af\u4f53)\u3002<br \/>\n(2)\u5bf9&#034;while(\u903b\u8f91\u8868\u8fbe\u5f0f)&#034;\u4e2d\u7684\u903b\u8f91\u8868\u8fbe\u5f0f\u8fdb\u884c\u5224\u65ad&#xff0c;\u5982\u679c\u5176\u503c\u8fd4\u56detrue,\u5219\u518d\u6b21\u6267\u884cdo\u540e\u9762\u7684\u5faa\u73af\u4f53;\u6267\u884c\u5b8c\u4e4b\u540e\u518d\u6b21\u5bf9\u903b\u8f91\u8868\u8fbe\u5f0f\u8fdb\u884c\u5224\u65ad&#xff0c;\u5982\u679c\u4f9d\u7136\u8fd4\u56detrue&#xff0c;\u5c31\u518d\u6b21\u6309\u987a\u5e8f\u6267\u884cdo\u540e\u9762\u7684\u8bed\u53e5\u5757\u3002<br \/>\n(3)\u91cd\u590d\u6b65\u9aa4(2)&#xff0c;\u76f4\u5230\u903b\u8f91\u8868\u8fbe\u5f0f\u8fd4\u56defalse&#xff0c;\u7ed3\u675f\u5faa\u73af\u3002<\/p>\n<p>\u548cwhile\u8bed\u53e5\u4e00\u6837,do-while\u8bed\u53e5\u4e2d&#034;while(\u903b\u8f91\u8868\u8fbe\u5f0f)&#034;\u4e2d\u7684\u903b\u8f91\u8868\u8fbe\u5f0f\u8fd4\u56de\u503c\u7684\u7c7b\u578b\u5fc5\u987b\u662f\u903b\u8f91\u578b\u3002do\u540e\u9762\u7684\u5faa\u73af\u4f53\u4e2d\u4e5f\u8981\u6709\u6539\u53d8\u903b\u8f91\u8868\u8fbe\u5f0f\u8fd4\u56de\u503c\u7684\u8bed\u53e5)\u5219while\u540e\u9762\u7684\u903b\u8f91\u8868\u8fbe\u5f0f\u4e00\u76f4\u8fd4\u56detrue&#xff0c;\u90a3do\u540e\u9762\u7684\u5faa\u73af\u4f53\u4f1a\u4e0d\u65ad\u88ab\u6267\u884c&#xff0c;\u9020\u6210\u6b7b\u5faa\u73af\u3002<\/p>\n<p>\u5982\u679cdo\u540e\u9762\u7684\u5faa\u73af\u4f53\u53ea\u6709\u4e00\u6761\u8bed\u53e5&#xff0c;\u7701\u7565\u5927\u62ec\u53f7\u4e5f\u53ef\u4ee5&#xff0c;\u4f46\u540c\u6837\u5efa\u8bae\u52a0\u4e0a\u5927\u62ec\u53f7\u3002<\/p>\n<p><span style=\"color:#f3f3f4\"><span style=\"background-color:#6eaad7\">\u00a0\u6ce8\u610f:do-while\u8bed\u53e5\u540e\u9762\u4e00\u5b9a\u8981\u6709\u5206\u53f7\u3002<\/span><\/span><\/p>\n<p><span style=\"color:#0d0016\"><span style=\"background-color:null\">whilc\u8bed\u53e5\u662f\u5148\u5224\u65ad\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u503c&#xff0c;\u540e\u6267\u884c\u5faa\u73af\u4f53&#xff0c;\u800cdo-while\u8bed\u53e5\u662f\u5212\u884c\u5faa\u73af\u4f53&#xff0c;\u540e\u5224\u65ad\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u503c\u3002\u4f7f\u7528\u76f8\u540c\u903b\u8f91\u8868\u8fbe\u5f0f\u548c\u5faa\u73af\u4f53\u65f6&#xff0c;\u4e24\u79cd\u8bed\u7684\u5f97\u5230\u7684\u7ed3\u679c\u5927\u90e8\u5206\u65f6\u5019\u4e00\u6837&#xff0c;\u4f46\u662f\u56e0\u4e3a\u5373\u4f7f\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u503c\u5728\u7b2c\u4e00\u6b21\u5224\u65ad\u65f6\u5c31\u70b9false,do-while\u8bed\u53e5\u4e5f\u4f1a\u6267\u884c\u4e00\u6b21&#xff0c;\u56e0\u6b64\u5176\u503c\u53ef\u80fd\u4f1a\u4e0ewhile\u8bed\u53e5\u4e0d\u540c\u3002<\/span><\/span><\/p>\n<p><span style=\"color:#0d0016\"><span style=\"background-color:null\">\u4f8b\u5982&#xff1a;<\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"427\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113434-696cc54a2c9eb.png\" width=\"1155\" \/><\/p>\n<p>\u6b64\u4ee3\u7801\u5c5e\u4e8ewhile\u8bed\u53e5&#xff0c;\u7a0b\u5e8f\u4f1a\u5148\u5bf9\u53d8\u91cf yesOrNo\u7684\u503c\u8fdb\u884c\u5224\u65ad&#xff0c;\u7136\u540e\u51b3\u5b9a\u662f\u5426\u6267\u884c\u540e\u9762\u7684\u81ea\u589e\u8fd0\u7b97(\u5faa\u73af\u4f53)\u3002\u56e0\u4e3ayesOrNo\u7684\u521d\u59cb\u503c\u4e3afalse&#xff0c;\u6240\u4ee5\u4e0d\u6267\u884c\u5faa\u73af\u4f53\u3002<\/p>\n<p>\u4ee3\u7801\u8fd0\u884c\u7ed3\u679c\u4e3a:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"76\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113434-696cc54a6000b.png\" width=\"581\" \/><\/p>\n<p>\u4e0b\u9762\u7528\u540c\u6837\u7684\u8868\u8fbe\u5f0f\u548c\u5faa\u73af\u4f53\u5199\u6210do-while\u8bed\u53e5\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"465\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113434-696cc54a6b16d.png\" width=\"1153\" \/><\/p>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d&#xff0c;\u7a0b\u5e8f\u4f1a\u5148\u6267\u884c\u4e00\u6b21\u5faa\u73af\u4f53&#xff0c;\u540e\u5224\u65ad\u903b\u8f91\u8868\u8fbe\u5f0f\u3002<\/p>\n<p>\u6240\u4ee5\u5176\u8fd0\u884c\u7ed3\u679c\u4e3a:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"71\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113434-696cc54aa7ecc.png\" width=\"579\" \/><\/p>\n<p>[\u4f8b2]&#xff08;\u7528do-while\u8bed\u53e5\u7f16\u5199&#xff09;\u8ba1\u7b97100\u4ee5\u5185\u7684\u5947\u6570\u4e4b\u548c\u5e76\u8f93\u51fa\u3002<\/p>\n<p>\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"383\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113434-696cc54ab2f9e.png\" width=\"1152\" \/><\/p>\n<p>\u7a0b\u5e8f\u8fd0\u884c\u7ed3\u679c\u4e3a&#xff1a;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"71\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113434-696cc54aee90f.png\" width=\"581\" \/><\/p>\n<h2>for\u8bed\u53e5<\/h2>\n<p>for\u8bed\u53e5\u662f\u4e00\u79cd\u5f62\u5f0f\u7075\u6d3b\u3001\u529f\u80fd\u5f3a\u5927\u7684\u5faa\u73af\u8bed\u53e5,\u4e00\u822c\u5728\u5df2\u77e5\u6240\u9700\u5faa\u73af\u6b21\u6570\u7684\u60c5\u51b5\u4e0b\u4f7f\u7528\u3002<\/p>\n<p>for\u8bed\u53e5\u7684\u8bed\u6cd5\u683c\u5f0f\u5982\u4e0b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"106\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113435-696cc54b08510.png\" width=\"1107\" \/><\/p>\n<p>\u5176\u6267\u884c\u8fc7\u7a0b\u5982\u4e0b\u3002<br \/>\n(1)\u8ba1\u7b97\u521d\u59cb\u5316\u8868\u8fbe\u5f0f\u7684\u503c\u3002\u521d\u59cb\u5316\u8868\u8fbe\u5f0f\u901a\u5e38\u7528\u4e8e\u5bf9\u5faa\u73af\u53d8\u91cf\u8d4b\u521d\u503c&#xff0c;\u53ea\u4f1a\u6267\u884c\u4e00\u6b21\u3002<br \/>\n(2)\u8ba1\u7b97\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u503c,\u5982\u679c\u8fd4\u56de\u7684\u503c\u4e3atrue,\u5c31\u6267\u884c\u8bed\u53e5\u5757(\u72d0\u73af\u4f53):\u5982\u679c\u8fd4\u56de\u7684\u503c\u4e3afalse&#xff0c;\u5c31\u7ed3\u675f\u6574\u4e2afor\u5faa\u73af\u3002<\/p>\n<p>(3)\u8ba1\u7b97\u8fed\u4ee3\u8868\u8fbe\u5f0f\u7684\u503c\u3002\u8fed\u4ee3\u8868\u8fbe\u5f0f\u7684\u4e3b\u8981\u529f\u80fd\u662f\u6539\u53d8\u5faa\u73af\u53d8\u91cf\u7684\u503c&#xff0c;\u4e3a\u6267\u884c\u4e0b\u4e00\u6b21\u5faa\u73af\u505a\u51c6\u5907\u3002<br \/>\n(4)\u518d\u6b21\u6267\u884c\u6b65\u9aa4(2)\u548c\u6b65\u9aa4(3)&#xff0c;\u76f4\u5230\u6b65\u9aa4(2)\u4e2d\u7684\u903b\u8f91\u8868\u8fbe\u5f0f\u8fd4\u56defalse&#xff0c;\u5c31\u7ed3\u675f\u6574\u4e2afor\u5faa\u73af\u3002<\/p>\n<p><span style=\"color:#f3f3f4\"><span style=\"background-color:#6eaad7\">\u00a0\u6ce8\u610f:for\u8bed\u53e5\u76843\u4e2a\u8868\u8fbe\u5f0f\u4e4b\u95f4\u5fc5\u987b\u6709\u5206\u53f7&#xff0c;\u4e0d\u80fd\u7701\u7565\u3002<\/span><\/span><br \/>\n[\u4f8b3]&#xff08;\u7528for\u8bed\u53e5\u7f16\u5199&#xff09;\u8ba1\u7b97100\u4ee5\u5185\u6240\u6709\u6574\u6570\u7684\u548c\u5e76\u8f93\u51fa\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"344\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113435-696cc54b1f374.png\" width=\"1145\" \/><\/p>\n<p>\u7a0b\u5e8f\u8fd0\u884c\u7ed3\u679c\u4e3a&#xff1a;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"75\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113435-696cc54b497a7.png\" width=\"582\" \/><\/p>\n<h2>\u5faa\u73af\u8bed\u53e5\u6709\u7684\u5d4c\u5957<\/h2>\n<p>\u5faa\u73af\u8bed\u53e5\u80fd\u5355\u72ec\u4f7f\u7528&#xff0c;\u4e5f\u80fd\u6574\u4f53\u5d4c\u4eba\u5176\u4ed6\u5faa\u73af\u8bed\u53e5\u4f7f\u7528\u3002\u5d4c\u5957\u65f6&#xff0c;\u65e2\u53ef\u4ee5\u5d4c\u5957\u540c\u7c7b\u578b\u7684\u5faa\u73af\u8bed\u53e5&#xff0c;\u4e5f\u53ef\u4ee5\u5d4c\u5957\u5176\u4ed6\u7c7b\u578b\u7684\u5faa\u73af\u8bed\u53e5\u3002<br \/>\n\u6b63\u5e38\u60c5\u51b5\u4e0b&#xff0c;\u5d4c\u5957\u7684\u5faa\u73af\u8bed\u53e5\u5728\u6267\u884c\u65f6&#xff0c;\u4f1a\u5148\u6267\u884c\u5185\u5c42\u5faa\u73af&#xff0c;\u540e\u6267\u884c\u5916\u5c42\u5faa\u73af\u3002<\/p>\n<p>[\u4f8b4]\u7528\u5faa\u73af\u7684\u5d4c\u5957\u6765\u5904\u7406\u4e8c\u7ef4\u6570\u7ec4\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"769\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113435-696cc54b54a82.png\" width=\"1185\" \/><\/p>\n<p>\u7a0b\u5e8f\u8fd0\u884c\u7ed3\u679c\u4e3a&#xff1a;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"343\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113435-696cc54ba6854.png\" width=\"573\" \/><\/p>\n<p>[\u4f8b5]\u7528\u5192\u6ce1\u6392\u5e8f\u6cd5\u5bf9\u4e00\u7ef4\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"1240\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113435-696cc54bb7d30.png\" width=\"1156\" \/><\/p>\n<p>\u7a0b\u5e8f\u8fd0\u884c\u7ed3\u679c\u4e3a&#xff1a;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"156\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113436-696cc54c50974.png\" width=\"583\" \/><\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9009\u62e9\u8bed\u53e5\u53ef\u4ee5\u8ba9\u7a0b\u5e8f\u6709\u9009\u62e9\u5730\u6267\u884c\u67d0\u4e2a\u8bed\u53e5\u5757&#xff0c;\u5faa\u73af\u8bed\u53e5\u5219\u53ef\u4ee5\u8ba9\u7a0b\u5e8f\u91cd\u590d\u5730\u6267\u884c\u67d0\u4e2a\u8bed\u53e5\u5757\u3002\u5faa\u73af\u8bed\u53e5\u5305\u62ecwhile\u8bed\u53e5\u3001do-while\u8bed\u53e5\u548cfor\u8bed\u53e5\u3002while\u8bed\u53e5while\u8bed\u53e5\u662f\u4f7f\u7528\u9891\u7387\u6700\u9ad8\u7684\u5faa\u73af\u8bed\u53e5\u3002\u5176\u8bed\u6cd5\u683c\u5f0f\u5982\u4e0b\u3002while\u8bed\u53e5\u7684\u6267\u884c\u8fc7\u7a0b\u5982\u4e0b\u3002<br \/>\n(1)\u5224\u65ad\\&#8221;while(\u903b\u8f91\u8868\u8fbe\u5f0f)\\&#8221;\u4e2d\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u503c&#xff0c;\u5982\u679c\u8fd4\u56detrue&#xff0c;\u5c31\u6309\u987a\u5e8f\u6267\u884c\u5927\u62ec\u53f7\u5185\u7684\u8bed\u53e5\u5757\u3002(\u5728\u5faa\u73af\u8bed\u53e5\u4e2d&#xff0c;\u8bed\u53e5\u5757\u53c8\u88ab\u79f0\u4e3a\u5faa\u73af\u4f53)<br \/>\n(2)\u8bed\u53e5\u5757\u6267\u884c\u5b8c\u6bd5\u540e&amp;#xff<\/p>\n","protected":false},"author":2,"featured_media":61872,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[99,190],"topic":[],"class_list":["post-61889","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-java","tag-190"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java\u7684\u5faa\u73af\u8bed\u53e5 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/61889.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java\u7684\u5faa\u73af\u8bed\u53e5 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u9009\u62e9\u8bed\u53e5\u53ef\u4ee5\u8ba9\u7a0b\u5e8f\u6709\u9009\u62e9\u5730\u6267\u884c\u67d0\u4e2a\u8bed\u53e5\u5757&#xff0c;\u5faa\u73af\u8bed\u53e5\u5219\u53ef\u4ee5\u8ba9\u7a0b\u5e8f\u91cd\u590d\u5730\u6267\u884c\u67d0\u4e2a\u8bed\u53e5\u5757\u3002\u5faa\u73af\u8bed\u53e5\u5305\u62ecwhile\u8bed\u53e5\u3001do-while\u8bed\u53e5\u548cfor\u8bed\u53e5\u3002while\u8bed\u53e5while\u8bed\u53e5\u662f\u4f7f\u7528\u9891\u7387\u6700\u9ad8\u7684\u5faa\u73af\u8bed\u53e5\u3002\u5176\u8bed\u6cd5\u683c\u5f0f\u5982\u4e0b\u3002while\u8bed\u53e5\u7684\u6267\u884c\u8fc7\u7a0b\u5982\u4e0b\u3002 (1)\u5224\u65ad&quot;while(\u903b\u8f91\u8868\u8fbe\u5f0f)&quot;\u4e2d\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u503c&#xff0c;\u5982\u679c\u8fd4\u56detrue&#xff0c;\u5c31\u6309\u987a\u5e8f\u6267\u884c\u5927\u62ec\u53f7\u5185\u7684\u8bed\u53e5\u5757\u3002(\u5728\u5faa\u73af\u8bed\u53e5\u4e2d&#xff0c;\u8bed\u53e5\u5757\u53c8\u88ab\u79f0\u4e3a\u5faa\u73af\u4f53) (2)\u8bed\u53e5\u5757\u6267\u884c\u5b8c\u6bd5\u540e&amp;#xff\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/61889.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-18T11:34:37+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113433-696cc549a404e.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/61889.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/61889.html\",\"name\":\"Java\u7684\u5faa\u73af\u8bed\u53e5 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2026-01-18T11:34:37+00:00\",\"dateModified\":\"2026-01-18T11:34:37+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/61889.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/61889.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/61889.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Java\u7684\u5faa\u73af\u8bed\u53e5\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Java\u7684\u5faa\u73af\u8bed\u53e5 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/61889.html","og_locale":"zh_CN","og_type":"article","og_title":"Java\u7684\u5faa\u73af\u8bed\u53e5 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u9009\u62e9\u8bed\u53e5\u53ef\u4ee5\u8ba9\u7a0b\u5e8f\u6709\u9009\u62e9\u5730\u6267\u884c\u67d0\u4e2a\u8bed\u53e5\u5757&#xff0c;\u5faa\u73af\u8bed\u53e5\u5219\u53ef\u4ee5\u8ba9\u7a0b\u5e8f\u91cd\u590d\u5730\u6267\u884c\u67d0\u4e2a\u8bed\u53e5\u5757\u3002\u5faa\u73af\u8bed\u53e5\u5305\u62ecwhile\u8bed\u53e5\u3001do-while\u8bed\u53e5\u548cfor\u8bed\u53e5\u3002while\u8bed\u53e5while\u8bed\u53e5\u662f\u4f7f\u7528\u9891\u7387\u6700\u9ad8\u7684\u5faa\u73af\u8bed\u53e5\u3002\u5176\u8bed\u6cd5\u683c\u5f0f\u5982\u4e0b\u3002while\u8bed\u53e5\u7684\u6267\u884c\u8fc7\u7a0b\u5982\u4e0b\u3002 (1)\u5224\u65ad\"while(\u903b\u8f91\u8868\u8fbe\u5f0f)\"\u4e2d\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u503c&#xff0c;\u5982\u679c\u8fd4\u56detrue&#xff0c;\u5c31\u6309\u987a\u5e8f\u6267\u884c\u5927\u62ec\u53f7\u5185\u7684\u8bed\u53e5\u5757\u3002(\u5728\u5faa\u73af\u8bed\u53e5\u4e2d&#xff0c;\u8bed\u53e5\u5757\u53c8\u88ab\u79f0\u4e3a\u5faa\u73af\u4f53) (2)\u8bed\u53e5\u5757\u6267\u884c\u5b8c\u6bd5\u540e&amp;#xff","og_url":"https:\/\/www.wsisp.com\/helps\/61889.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2026-01-18T11:34:37+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260118113433-696cc549a404e.png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"1 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/61889.html","url":"https:\/\/www.wsisp.com\/helps\/61889.html","name":"Java\u7684\u5faa\u73af\u8bed\u53e5 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2026-01-18T11:34:37+00:00","dateModified":"2026-01-18T11:34:37+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/61889.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/61889.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/61889.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"Java\u7684\u5faa\u73af\u8bed\u53e5"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/61889","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=61889"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/61889\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/61872"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=61889"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=61889"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=61889"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=61889"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}