{"id":33398,"date":"2025-04-27T11:23:22","date_gmt":"2025-04-27T03:23:22","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/33398.html"},"modified":"2025-04-27T11:23:22","modified_gmt":"2025-04-27T03:23:22","slug":"%e3%80%90java%e9%9d%a2%e8%af%95%e7%ac%94%e8%ae%b0%ef%bc%9a%e5%9f%ba%e7%a1%80%e3%80%918-%e5%af%b9%e6%af%94vector%e3%80%81arraylist%e3%80%81linkedlist%e6%9c%89%e4%bd%95%e5%8c%ba%e5%88%ab%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/33398.html","title":{"rendered":"\u3010Java\u9762\u8bd5\u7b14\u8bb0\uff1a\u57fa\u7840\u30118.\u5bf9\u6bd4Vector\u3001ArrayList\u3001LinkedList\u6709\u4f55\u533a\u522b\uff1f"},"content":{"rendered":"<p>\u5728Java\u4e2d&#xff0c;Vector\u3001ArrayList\u548cLinkedList\u5747\u5b9e\u73b0\u4e86List\u63a5\u53e3&#xff0c;\u4f46\u5b83\u4eec\u5728\u7ebf\u7a0b\u5b89\u5168\u3001\u6570\u636e\u7ed3\u6784\u3001\u6027\u80fd\u7279\u6027\u53ca\u5e94\u7528\u573a\u666f\u4e0a\u5b58\u5728\u663e\u8457\u5dee\u5f02\u3002<\/p>\n<h3>1. Vector\u3001ArrayList \u548c LinkedList \u7684\u533a\u522b<\/h3>\n<ul>\n<li>Vector&#xff1a;\n<ul>\n<li>\u7ebf\u7a0b\u5b89\u5168&#xff1a;Vector \u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u52a8\u6001\u6570\u7ec4&#xff0c;\u5185\u90e8\u4f7f\u7528\u5bf9\u8c61\u6570\u7ec4\u5b58\u50a8\u6570\u636e\u3002<\/li>\n<li>\u6027\u80fd\u5f00\u9500&#xff1a;\u7531\u4e8e\u7ebf\u7a0b\u5b89\u5168\u673a\u5236&#xff0c;\u6027\u80fd\u5f00\u9500\u8f83\u5927\u3002<\/li>\n<li>\u6269\u5bb9\u673a\u5236&#xff1a;\u5f53\u6570\u7ec4\u5df2\u6ee1\u65f6&#xff0c;\u4f1a\u521b\u5efa\u65b0\u7684\u6570\u7ec4&#xff0c;\u5e76\u62f7\u8d1d\u539f\u6709\u6570\u7ec4\u6570\u636e&#xff0c;\u6269\u5bb9\u65f6\u6570\u7ec4\u5927\u5c0f\u4f1a\u589e\u52a0\u4e00\u500d\u3002<\/li>\n<\/ul>\n<\/li>\n<li>ArrayList&#xff1a;\n<ul>\n<li>\u975e\u7ebf\u7a0b\u5b89\u5168&#xff1a;ArrayList \u662f\u975e\u7ebf\u7a0b\u5b89\u5168\u7684\u52a8\u6001\u6570\u7ec4&#xff0c;\u6027\u80fd\u66f4\u597d\u3002<\/li>\n<li>\u6269\u5bb9\u673a\u5236&#xff1a;\u5f53\u6570\u7ec4\u5df2\u6ee1\u65f6&#xff0c;\u4f1a\u521b\u5efa\u65b0\u7684\u6570\u7ec4&#xff0c;\u5e76\u62f7\u8d1d\u539f\u6709\u6570\u7ec4\u6570\u636e&#xff0c;\u6269\u5bb9\u65f6\u6570\u7ec4\u5927\u5c0f\u4f1a\u589e\u52a0 50%\u3002<\/li>\n<li>\u968f\u673a\u8bbf\u95ee&#xff1a;\u652f\u6301\u9ad8\u6548\u7684\u968f\u673a\u8bbf\u95ee\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<\/li>\n<li>LinkedList&#xff1a;\n<ul>\n<li>\u53cc\u5411\u94fe\u8868&#xff1a;LinkedList \u662f\u57fa\u4e8e\u53cc\u5411\u94fe\u8868\u5b9e\u73b0\u7684&#xff0c;\u4e0d\u9700\u8981\u8c03\u6574\u5bb9\u91cf\u3002<\/li>\n<li>\u975e\u7ebf\u7a0b\u5b89\u5168&#xff1a;\u4e0d\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u3002<\/li>\n<li>\u63d2\u5165\u548c\u5220\u9664&#xff1a;\u652f\u6301\u9ad8\u6548\u7684\u8282\u70b9\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c&#xff0c;\u4f46\u968f\u673a\u8bbf\u95ee\u6027\u80fd\u8f83\u5dee\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u7ebf\u7a0b\u5b89\u5168\u6027\u5bf9\u6bd4<\/p>\n<table>\n<tr>\u7c7b\u7ebf\u7a0b\u5b89\u5168\u540c\u6b65\u673a\u5236\u9002\u7528\u573a\u666f<\/tr>\n<tbody>\n<tr>\n<td>Vector<\/td>\n<td>\u662f<\/td>\n<td>\u65b9\u6cd5\u4f7f\u7528synchronized\u4fee\u9970&#xff08;\u5168\u8868\u9501&#xff09;<\/td>\n<td>\u591a\u7ebf\u7a0b\u73af\u5883&#xff08;\u5df2\u9010\u6e10\u88ab\u66ff\u4ee3&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>ArrayList<\/td>\n<td>\u5426<\/td>\n<td>\u65e0\u540c\u6b65&#xff0c;\u9700\u5916\u90e8\u63a7\u5236&#xff08;\u5982Collections.synchronizedList&#xff09;<\/td>\n<td>\u5355\u7ebf\u7a0b\u6216\u81ea\u884c\u7ba1\u7406\u540c\u6b65<\/td>\n<\/tr>\n<tr>\n<td>LinkedList<\/td>\n<td>\u5426<\/td>\n<td>\u540cArrayList<\/td>\n<td>\u540cArrayList<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h4><\/h4>\n<h3>2. \u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7ed3\u6784<\/h3>\n<ul>\n<li>\u968f\u673a\u8bbf\u95ee&#xff1a;\u5982\u679c\u5e94\u7528\u573a\u666f\u4e2d\u9700\u8981\u9891\u7e41\u7684\u968f\u673a\u8bbf\u95ee&#xff0c;\u5efa\u8bae\u9009\u62e9 Vector \u6216 ArrayList\u3002<\/li>\n<li>\u63d2\u5165\u548c\u5220\u9664&#xff1a;\u5982\u679c\u5e94\u7528\u573a\u666f\u4e2d\u9700\u8981\u9891\u7e41\u7684\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c&#xff0c;\u5efa\u8bae\u9009\u62e9 LinkedList\u3002<\/li>\n<li>\u7ebf\u7a0b\u5b89\u5168&#xff1a;\u5982\u679c\u9700\u8981\u7ebf\u7a0b\u5b89\u5168\u7684\u96c6\u5408&#xff0c;\u53ef\u4ee5\u9009\u62e9 Vector&#xff0c;\u4f46\u8981\u6ce8\u610f\u6027\u80fd\u5f00\u9500\u3002<\/li>\n<\/ul>\n<p>\u6570\u636e\u7ed3\u6784\u5bf9\u6bd4<\/p>\n<table>\n<tr>\u7c7b\u6570\u636e\u7ed3\u6784\u968f\u673a\u8bbf\u95ee\u63d2\u5165\/\u5220\u9664\u5185\u5b58\u5360\u7528<\/tr>\n<tbody>\n<tr>\n<td>Vector<\/td>\n<td>\u52a8\u6001\u6570\u7ec4&#xff08;\u8fde\u7eed\u5185\u5b58&#xff09;<\/td>\n<td>O(1)<\/td>\n<td>\u5c3e\u90e8\u64cd\u4f5cO(1)&#xff0c;\u4e2d\u95f4\u64cd\u4f5cO(n)<\/td>\n<td>\u8f83\u4f4e&#xff08;\u4ec5\u9700\u5b58\u50a8\u5143\u7d20&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>ArrayList<\/td>\n<td>\u52a8\u6001\u6570\u7ec4&#xff08;\u8fde\u7eed\u5185\u5b58&#xff09;<\/td>\n<td>O(1)<\/td>\n<td>\u5c3e\u90e8\u64cd\u4f5cO(1)&#xff0c;\u4e2d\u95f4\u64cd\u4f5cO(n)<\/td>\n<td>\u540cVector<\/td>\n<\/tr>\n<tr>\n<td>LinkedList<\/td>\n<td>\u53cc\u5411\u94fe\u8868&#xff08;\u975e\u8fde\u7eed&#xff09;<\/td>\n<td>O(n)<\/td>\n<td>\u5934\u90e8\/\u5c3e\u90e8O(1)&#xff0c;\u4e2d\u95f4\u64cd\u4f5cO(n)<\/td>\n<td>\u8f83\u9ad8&#xff08;\u9700\u5b58\u50a8\u8282\u70b9\u6307\u9488&#xff09;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>3. \u96c6\u5408\u6846\u67b6\u7684\u6574\u4f53\u8bbe\u8ba1<\/h3>\n<ul>\n<li>Collection \u63a5\u53e3&#xff1a;\u6240\u6709\u96c6\u5408\u7684\u6839\u63a5\u53e3\u3002<\/li>\n<li>List\u3001Set\u3001Queue\/Deque&#xff1a;\u4e09\u5927\u7c7b\u96c6\u5408&#xff0c;\u5206\u522b\u63d0\u4f9b\u6709\u5e8f\u96c6\u5408\u3001\u65e0\u91cd\u590d\u96c6\u5408\u548c\u961f\u5217\u7ed3\u6784\u3002<\/li>\n<li>\u62bd\u8c61\u7c7b&#xff1a;\u5982 AbstractList \u63d0\u4f9b\u4e86 List \u64cd\u4f5c\u7684\u901a\u7528\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<h3>4. \u96c6\u5408\u6846\u67b6\u7684\u6f14\u8fdb\u4e0e\u53d1\u5c55<\/h3>\n<ul>\n<li>Java 8&#xff1a;\u5f15\u5165\u4e86 Lambda \u548c Stream&#xff0c;\u589e\u5f3a\u4e86\u96c6\u5408\u6846\u67b6\u7684\u529f\u80fd\u3002<\/li>\n<li>Java 9&#xff1a;\u63d0\u4f9b\u4e86\u9759\u6001\u5de5\u5382\u65b9\u6cd5&#xff0c;\u5982 List.of() \u548c Set.of()&#xff0c;\u7b80\u5316\u4e86\u96c6\u5408\u7684\u521b\u5efa\u3002<\/li>\n<\/ul>\n<h3>5. \u6392\u5e8f\u7b97\u6cd5<\/h3>\n<ul>\n<li>Arrays.sort()&#xff1a;\u5bf9\u4e8e\u539f\u59cb\u6570\u636e\u7c7b\u578b&#xff0c;\u4f7f\u7528\u53cc\u8f74\u5feb\u901f\u6392\u5e8f&#xff08;Dual-Pivot QuickSort&#xff09;&#xff1b;\u5bf9\u4e8e\u5bf9\u8c61\u6570\u636e\u7c7b\u578b&#xff0c;\u4f7f\u7528 TimSort\u3002<\/li>\n<li>\u5e76\u884c\u6392\u5e8f&#xff1a;Java 8 \u5f15\u5165\u4e86\u5e76\u884c\u6392\u5e8f\u7b97\u6cd5&#xff0c;\u5229\u7528\u591a\u6838\u5904\u7406\u5668\u63d0\u9ad8\u6392\u5e8f\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h3>6. \u7ebf\u7a0b\u5b89\u5168\u96c6\u5408<\/h3>\n<ul>\n<li>Collections \u5de5\u5177\u7c7b&#xff1a;\u63d0\u4f9b\u4e86 synchronizedList \u7b49\u65b9\u6cd5&#xff0c;\u53ef\u4ee5\u5c06\u666e\u901a\u96c6\u5408\u8f6c\u6362\u4e3a\u7ebf\u7a0b\u5b89\u5168\u96c6\u5408\u3002<\/li>\n<li>\u7ebf\u7a0b\u5b89\u5168\u96c6\u5408\u7684\u884c\u4e3a&#xff1a;\u7ebf\u7a0b\u5b89\u5168\u96c6\u5408\u5728\u8fed\u4ee3\u65f6\u4f1a\u8868\u73b0\u51fa fail-fast \u884c\u4e3a&#xff0c;\u5f53\u53d1\u751f\u5e76\u53d1\u4fee\u6539\u65f6\u4f1a\u629b\u51fa ConcurrentModificationException\u3002<\/li>\n<\/ul>\n<h4>7. \u4f7f\u7528\u573a\u666f\u603b\u7ed3<\/h4>\n<table>\n<tr>\u573a\u666f\u63a8\u8350\u7c7b\u7406\u7531<\/tr>\n<tbody>\n<tr>\n<td>\u591a\u7ebf\u7a0b\u5b89\u5168\u9700\u6c42<\/td>\n<td>CopyOnWriteArrayList&#xff08;\u66ff\u4ee3Vector&#xff09;<\/td>\n<td>\u66f4\u9ad8\u6548\u7684\u5e76\u53d1\u63a7\u5236<\/td>\n<\/tr>\n<tr>\n<td>\u9ad8\u9891\u968f\u673a\u8bbf\u95ee<\/td>\n<td>ArrayList<\/td>\n<td>O(1)\u65f6\u95f4\u590d\u6742\u5ea6&#xff0c;\u5185\u5b58\u7d27\u51d1<\/td>\n<\/tr>\n<tr>\n<td>\u9ad8\u9891\u5934\u5c3e\u63d2\u5165\/\u5220\u9664<\/td>\n<td>LinkedList<\/td>\n<td>O(1)\u65f6\u95f4\u590d\u6742\u5ea6&#xff0c;\u652f\u6301\u961f\u5217\u64cd\u4f5c<\/td>\n<\/tr>\n<tr>\n<td>\u65e7\u7cfb\u7edf\u517c\u5bb9<\/td>\n<td>Vector<\/td>\n<td>\u5386\u53f2\u9057\u7559\u4ee3\u7801\u7ef4\u62a4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3>8. \u603b\u7ed3<\/h3>\n<ul>\n<li>Vector&#xff1a;\u7ebf\u7a0b\u5b89\u5168\u4f46\u6027\u80fd\u8f83\u5dee&#xff0c;\u5df2\u9010\u6e10\u88ab\u5e76\u53d1\u96c6\u5408\u66ff\u4ee3\u3002<\/li>\n<li>ArrayList&#xff1a;\u9002\u7528\u4e8e\u8bfb\u591a\u5199\u5c11\u3001\u9ad8\u9891\u968f\u673a\u8bbf\u95ee\u7684\u573a\u666f\u3002<\/li>\n<li>LinkedList&#xff1a;\u9002\u7528\u4e8e\u5199\u591a\u8bfb\u5c11\u3001\u9891\u7e41\u5934\u5c3e\u64cd\u4f5c\u7684\u573a\u666f&#xff0c;\u540c\u65f6\u652f\u6301\u961f\u5217\u529f\u80fd\u3002<\/li>\n<\/ul>\n<p>\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7ed3\u6784&#xff0c;\u53ef\u663e\u8457\u63d0\u5347\u7a0b\u5e8f\u6027\u80fd\u4e0e\u8d44\u6e90\u5229\u7528\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb399\u6b21\uff0c\u70b9\u8d5e3\u6b21\uff0c\u6536\u85cf4\u6b21\u3002Vector\uff1a\u7ebf\u7a0b\u5b89\u5168\u4f46\u6027\u80fd\u8f83\u5dee\uff0c\u5df2\u9010\u6e10\u88ab\u5e76\u53d1\u96c6\u5408\u66ff\u4ee3\u3002ArrayList\uff1a\u9002\u7528\u4e8e\u8bfb\u591a\u5199\u5c11\u3001\u9ad8\u9891\u968f\u673a\u8bbf\u95ee\u7684\u573a\u666f\u3002LinkedList\uff1a\u9002\u7528\u4e8e\u5199\u591a\u8bfb\u5c11\u3001\u9891\u7e41\u5934\u5c3e\u64cd\u4f5c\u7684\u573a\u666f\uff0c\u540c\u65f6\u652f\u6301\u961f\u5217\u529f\u80fd\u3002\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u663e\u8457\u63d0\u5347\u7a0b\u5e8f\u6027\u80fd\u4e0e\u8d44\u6e90\u5229\u7528\u7387\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2763,99,2761,2764,2762,305,176],"topic":[],"class_list":["post-33398","post","type-post","status-publish","format-standard","hentry","category-server","tag-arraylist","tag-java","tag-java-","tag-linkedlist","tag-vector","tag-305","tag-176"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010Java\u9762\u8bd5\u7b14\u8bb0\uff1a\u57fa\u7840\u30118.\u5bf9\u6bd4Vector\u3001ArrayList\u3001LinkedList\u6709\u4f55\u533a\u522b\uff1f - \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\/33398.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010Java\u9762\u8bd5\u7b14\u8bb0\uff1a\u57fa\u7840\u30118.\u5bf9\u6bd4Vector\u3001ArrayList\u3001LinkedList\u6709\u4f55\u533a\u522b\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" 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