{"id":76931,"date":"2026-02-23T15:58:50","date_gmt":"2026-02-23T07:58:50","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/76931.html"},"modified":"2026-02-23T15:58:50","modified_gmt":"2026-02-23T07:58:50","slug":"%e3%80%90java%e5%85%ab%e8%82%a1-%e9%9b%86%e5%90%88%e7%af%87%e3%80%91%e6%a6%82%e5%bf%b5%e7%b1%bb%ef%bc%88%e6%95%b0%e7%bb%84%e5%92%8c%e9%9b%86%e5%90%88%e7%9a%84%e5%8c%ba%e5%88%ab%e3%80%81%e9%9b%86","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/76931.html","title":{"rendered":"\u3010Java\u516b\u80a1 | \u96c6\u5408\u7bc7\u3011\u6982\u5ff5\u7c7b\uff08\u6570\u7ec4\u548c\u96c6\u5408\u7684\u533a\u522b\u3001\u96c6\u5408\u3001\u7ebf\u7a0b\u5b89\u5168\u7684\u96c6\u5408\u3001\u96c6\u5408\u904d\u5386\u65b9\u6cd5\u3001Collection\u548cCollections\uff09"},"content":{"rendered":"

\u6982\u5ff5\u7c7b<\/h2>\n

\u4e00\u3001\u6570\u7ec4\u548c\u96c6\u5408\u7684\u533a\u522b<\/h2>\n

\u00a0 \u00a0 \u00a0 \u00a0 1.\u957f\u5ea6：\u6570\u7ec4\u957f\u5ea6\u662f\u56fa\u5b9a<\/span>\u7684，\u4e00\u65e6\u521b\u5efa\u65e0\u6cd5\u6539\u53d8；\u96c6\u5408\u957f\u5ea6\u53ef\u53d8<\/span>，\u53ef\u968f\u65f6\u52a8\u6001\u589e\u5220\u5143\u7d20<\/span>\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 2.\u5b58\u50a8\u5185\u5bb9：\u6570\u7ec4\u53ef\u4ee5\u5b58\u50a8\u57fa\u672c\u7c7b\u578b\u548c\u5f15\u7528\u7c7b\u578b<\/span>；\u96c6\u5408\u53ea\u80fd\u5b58\u50a8\u5f15\u7528\u7c7b\u578b<\/span>\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 3.\u7c7b\u578b\u9650\u5236：\u6570\u7ec4\u53ea\u80fd\u5b58\u50a8\u540c\u4e00\u79cd\u7c7b\u578b<\/span>\u7684\u5143\u7d20；\u96c6\u5408\u4e0d\u6307\u5b9a\u6cdb\u578b<\/span>\u53ef\u4ee5\u5b58\u50a8\u4efb\u610f\u5bf9\u8c61，\u52a0\u6cdb\u578b\u540e\u53ef\u4ee5\u9650\u5236\u5b58\u50a8\u7c7b\u578b<\/span>\u3002<\/p>\n

\u4e8c\u3001Java\u4e2d\u7684\u96c6\u5408<\/h2>\n

\"\"<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Java\u96c6\u5408\u7684\u6838\u5fc3\u662fCollection<\/span>\u548cMap<\/span>\u4e24\u5927\u6839\u63a5\u53e3，\u5b83\u4eec\u6700\u672c\u8d28\u7684\u533a\u522b\u662fCollection\u5b58\u7684\u662f\u5355\u4e2a\u5143\u7d20<\/span>，\u800cMap\u5b58\u7684\u662fKey-Value\u5f62\u5f0f\u7684\u952e\u503c\u5bf9<\/span>\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u96c6\u5408\u7684\u4e09\u4e2a\u6d3e\u7cfb\u4e3aList\u3001Set\u548cMap<\/span>\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0List：\u6709\u5e8f\u7684\u3001\u53ef\u91cd\u590d\u7684<\/span>，\u6309\u7167\u63d2\u5165\u987a\u5e8f\u4fdd\u5b58，\u901a\u8fc7\u7d22\u5f15（\u4e0b\u8868）\u8bbf\u95ee，\u5141\u8bb8\u5143\u7d20\u91cd\u590d，\u4e3b\u8981\u5b9e\u73b0\u7c7b\u6709ArrayList<\/span>\u548cLinkedList<\/span>\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 ArrayList：\u5e95\u5c42\u4e3a\u52a8\u6001\u6570\u7ec4，\u67e5\u8be2\u5feb（\u968f\u673a\u8bbf\u95ee）\u4f46\u589e\u5220\u6162（\u9700\u8981\u79fb\u52a8\u5143\u7d20），\u9002\u5408\u8bfb\u591a\u5199\u5c11\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 LinkedList：\u5e95\u5c42\u4e3a\u53cc\u5411\u94fe\u8868，\u67e5\u8be2\u6162（\u9700\u8981\u4fbf\u5229）\u4f46\u589e\u5220\u5feb（\u53ea\u6539\u6307\u9488），\u9002\u5408\u5199\u591a\u90fd\u5c11\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Set：\u65e0\u5e8f，\u4e0d\u53ef\u91cd\u590d<\/span>，\u4e0d\u5141\u8bb8\u91cd\u590d\u5143\u7d20，\u65e0\u5e8f\u662f\u6307\u4e0d\u4fdd\u8bc1\u63d2\u5165\u987a\u5e8f<\/span>，\u6ca1\u6709\u7d22\u5f15\u3002\u5e38\u89c1\u5b9e\u73b0\u7c7b\u6709HashSet<\/span>\u3001TreeSet<\/span>\u548cLinkedHashSet<\/span>\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0HashSet：\u57fa\u4e8eHashMap\u5b9e\u73b0，HashMap\u7684Key\u5373HashSet\u5b58\u50a8\u7684\u5143\u7d20，\u5229\u7528\u54c8\u5e02Code（）\u548cequels（）\u4fdd\u8bc1\u552f\u4e00\u6027\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0TreeSet：\u57fa\u4e8eTreeMap\u5b9e\u73b0，\u7528\u7684\u7ea2\u9ed1\u6811\u7ed3\u6784，\u4f1a\u6309\u7167\u5143\u7d20\u5927\u5c0f\u81ea\u52a8\u6392\u5e8f\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0LinkedHashSet：\u7ee7\u627f\u81eaHashSet，\u4f7f\u7528\u53cc\u5411\u94fe\u8868\u7ef4\u62a4\u5143\u7d20\u63d2\u5165\u987a\u5e8f<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Map：\u952e\u503c\u5bf9，\u952e\u552f\u4e00<\/span>\u3002Key\u552f\u4e00，Value\u53ef\u91cd\u590d\u3002\u4e3b\u8981\u5b9e\u73b0\u7531HashMap\u3001LinkedHashMap\u3001TreeMap\u3001\u548cHashtable<\/span>\u3002<\/span><\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 HashMap：JDK1.8\u540e\u5e95\u5c42\u4e3a\u6570\u7ec4+\u94fe\u8868+\u7ea2\u9ed1\u6811\u3002\u5f53\u94fe\u8868\u957f\u5ea6\u5927\u4e8e\u9608\u503c（\u9ed8\u8ba4\u4e3a8）\u65f6，\u94fe\u8868\u4f1a\u8f6c\u5316\u4e3a\u7ea2\u9ed1\u6811\u6765\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0LinkedHashMap：\u7ee7\u627f\u81eaHashMap，\u589e\u52a0\u4e86\u4e00\u6761\u53cc\u5411\u94fe\u8868，\u4fdd\u8bc1\u4e86\u952e\u503c\u5bf9\u7684\u63d2\u5165\u987a\u5e8f\u3002<\/span><\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Hashtable：<\/span>\u6570\u7ec4+\u94fe\u8868\u7ec4\u6210\u7684，\u6570\u7ec4\u662f HashTable \u7684\u4e3b\u4f53，\u94fe\u8868\u5219\u662f\u4e3b\u8981\u4e3a\u4e86\u89e3\u51b3\u54c8\u5e0c\u51b2\u7a81\u800c\u5b58\u5728\u7684\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 TreeMap：\u7ea2\u9ed1\u6811，\u81ea\u5e73\u8861\u7684\u4e8c\u53c9\u67e5\u627e\u6811，\u81ea\u52a8\u6392\u5e8f（\u6309Key\u6392\u5e8f）\u3002<\/p>\n

\u4e09\u3001Java\u4e2d\u7ebf\u7a0b\u5b89\u5168\u7684\u96c6\u5408<\/h2>\n

\u00a0 \u00a0 \u00a0 \u00a0 Java.util\u5305\u4e2d\u7ebf\u7a0b\u5b89\u5168\u7684\u4e3b\u8981\u6709\u4e24\u4e2a\u3002\u7ebf\u7a0b\u5b89\u5168，\u4f46\u6027\u80fd\u4f4e\u4e0b\u3002（\u65e7\u7248）<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Vector：\u7ebf\u7a0b\u5b89\u5168\u7684\u52a8\u6001\u6570\u7ec4，\u5185\u90e8\u65b9\u6cd5\u57fa\u672c\u90fd\u7ecf\u8fc7synchronized\u4fee\u9970\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Hashtable：\u7ebf\u7a0b\u5b89\u5168\u7684\u54c8\u5e0c\u8868，HashTable \u7684\u52a0\u9501\u65b9\u6cd5\u662f\u7ed9\u6bcf\u4e2a\u65b9\u6cd5\u52a0\u4e0a synchronized \u5173\u952e\u5b57\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 java.util.concurrent \u5305\u63d0\u4f9b\u7684\u90fd\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u96c6\u5408：<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0<\/span> 1.\u5e76\u53d1List：<\/span><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0CopyOnWriteArrayList：<\/span>\u5199\u65f6\u590d\u5236，\u5199\u52a0\u9501，\u8bfb\u4e0d\u52a0\u9501，\u9002\u5408\u8bfb\u591a\u5199\u5c11<\/span>\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u5199\u64cd\u4f5c：<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a01.\u52a0\u9501，\u4fdd\u8bc1\u53ea\u6709\u4e00\u4e2a\u7ebf\u7a0b<\/span>\u5199<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 2.\u590d\u5236\u4e00\u4efd\u65b0\u6570\u7ec4<\/span><\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 3.\u5728\u65b0\u6570\u7ec4<\/span>\u4e2d\u4fee\u6539<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 4.\u628a\u5f15\u7528\u6307\u5411\u65b0\u6570\u7ec4<\/span><\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u8bfb\u64cd\u4f5c：\u4e0d\u52a0\u9501<\/span>，\u76f4\u63a5\u8bfb\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 <\/span>\u00a0 2.\u5e76\u53d1Set：<\/span><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0CopyOnWriteArraySet：<\/span>\u5e95\u5c42\u5c31\u662fCopyOnWriteArrayList，\u7ebf\u7a0b\u5b89\u5168，\u9002\u5408\u8bfb\u591a\u5199\u5c11<\/span><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ConcurrentSkipListSet：<\/span>\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u6709\u5e8f\u7684\u96c6\u5408\u3002\u5e95\u5c42\u662f\u4f7f\u7528ConcurrentSkipListMap\u5b9e\u73b0\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 <\/span>3.\u5e76\u53d1Map：<\/span><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ConcurrentHashMap：<\/span><\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 JDK7\u4ee5\u524d<\/span>\u52a0\u7684\u662f\u5206\u6bb5\u9501Sement（\u9ed8\u8ba416\u6bb5），\u6bcf\u6bb5\u4e00\u628a\u9501，\u652f\u630116\u4e2a\u7ebf\u7a0b\u5e76\u53d1\u5199\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 JDK8\u4ee5\u540e<\/span>\u53d6\u6d88<\/span>\u4e86\u5206\u6bb5\u9501Sement\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u7ed3\u6784\u4e3a\u6570\u7ec4+\u94fe\u8868+\u7ea2\u9ed1\u6811\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u6570\u7ec4：table，\u771f\u6b63\u5b58\u6570\u636e\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u94fe\u8868：\u54c8\u5e0c\u51b2\u7a81\u65f6\u62c9\u94fe\u3002<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u7ea2\u9ed1\u6811：\u94fe\u8868\u592a\u957f\u65f6\u4f18\u5316\u67e5\u8be2\u3002\u94fe\u8868\u957f\u5ea6\u22658\u4e14\u6570\u7ec4\u957f\u5ea6\u226564–>\u7ea2\u9ed1\u6811\u3002\u6811\u8282\u70b9\u22646–>\u94fe\u8868<\/span><\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u7ebf\u7a0b\u5b89\u5168\u7684\u5b9e\u73b0：<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u6570\u7ec4\u4f4d\u7f6e\u4e3a\u7a7a<\/span>\u65f6，\u7528CAS<\/span>\u5c1d\u8bd5\u63d2\u5165，\u4e0d\u52a0\u9501；\u4e0d\u4e3a\u7a7a<\/span>，\u7528synchronized<\/span>\u9501\u94fe\u8868\/\u6811\u7684\u5934\u8282\u70b9<\/span>\u3002\u00a0 \u00a0<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ConcurrentSkipListMap：<\/span>\u5b9e\u73b0\u4e86\u4e00\u4e2a\u57fa\u4e8eSkipList（\u8df3\u8868）\u7b97\u6cd5\u7684\u53ef\u6392\u5e8f\u7684\u5e76\u53d1\u96c6\u5408，SkipList\u662f\u4e00\u79cd\u53ef\u4ee5\u5728\u5bf9\u6570\u9884\u671f\u65f6\u95f4\u5185\u5b8c\u6210\u641c\u7d22\u3001\u63d2\u5165\u3001\u5220\u9664\u7b49\u64cd\u4f5c\u7684\u6570\u636e\u7ed3\u6784，\u901a\u8fc7\u7ef4\u62a4\u591a\u4e2a\u6307\u5411\u5176\u4ed6\u5143\u7d20\u7684\u201c\u8df3\u8dc3\u201d\u94fe\u63a5\u6765\u5b9e\u73b0\u9ad8\u6548\u67e5\u627e\u3002<\/p>\n

\u56db\u3001Collections\u548cCollection\u7684\u533a\u522b<\/h2>\n

\u00a0 \u00a0 \u00a0 \u00a0 Collection\u662f\u4e00\u4e2a\u63a5\u53e3，\u5b83\u662f\u6240\u6709\u96c6\u5408\u7c7b\u7684\u57fa\u7840\u63a5\u53e3<\/span>\u3002\u5b83\u5b9a\u4e49\u4e86\u4e00\u7ec4\u901a\u7528\u7684\u64cd\u4f5c\u548c\u65b9\u6cd5，\u5982\u6dfb\u52a0\u3001\u5220\u9664\u3001\u904d\u5386\u7b49，\u7528\u4e8e\u64cd\u4f5c\u548c\u7ba1\u7406\u4e00\u7ec4\u5bf9\u8c61\u3002Collection\u63a5\u53e3\u6709\u8bb8\u591a\u5b9e\u73b0\u7c7b，\u5982List\u3001Set\u548cQueue\u7b49\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u800cCollections\u662f\u4e00\u4e2a\u5de5\u5177\u7c7b<\/span>，\u4f4d\u4e8ejava.util\u5305\u4e2d\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u9759\u6001\u65b9\u6cd5，\u7528\u4e8e\u5bf9\u96c6\u5408\u8fdb\u884c\u64cd\u4f5c\u548c\u7b97\u6cd5\u3002Collections\u7c7b\u4e2d\u7684\u65b9\u6cd5\u5305\u62ec\u6392\u5e8f\u3001\u67e5\u627e\u3001\u66ff\u6362\u3001\u53cd\u8f6c\u3001\u968f\u673a\u5316\u7b49\u7b49，\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u5bf9\u5b9e\u73b0\u4e86Collection\u63a5\u53e3\u7684\u96c6\u5408\u8fdb\u884c\u64cd\u4f5c<\/span>，\u5982List\u548cSet\u3002<\/p>\n

\u4e94\u3001\u96c6\u5408\u7684\u904d\u5386\u65b9\u6cd5<\/h2>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a01.\u666e\u901afor\u5faa\u73af：\u53ef\u4ee5\u4f7f\u7528\u5e26\u6709\u7d22\u5f15\u7684\u666e\u901a for \u5faa\u73af\u6765\u904d\u5386 List\u3002<\/p>\n

import java.util.ArrayList;
\nimport java.util.List;<\/p>\n

public class ListForLoopExample {
\n public static void main(String[] args) {
\n \/\/ \u521b\u5efa\u5e76\u521d\u59cb\u5316\u4e00\u4e2aList
\n List<String> fruits = new ArrayList<>();
\n fruits.add("Apple");
\n fruits.add("Banana");
\n fruits.add("Orange");
\n fruits.add("Grape");<\/p>\n

\/\/ \u4f7f\u7528\u666e\u901afor\u5faa\u73af\u904d\u5386List
\n for (int i = 0; i < fruits.size(); i++) {
\n String fruit = fruits.get(i);
\n System.out.println("Fruit at index " + i + ": " + fruit);
\n }
\n }
\n}<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 2.\u589e\u5f3afor：\u7528\u4e8e\u5faa\u73af\u8bbf\u95ee\u6570\u7ec4\u6216\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n

import java.util.ArrayList;
\nimport java.util.List;<\/p>\n

public class ListForLoopExample {
\n public static void main(String[] args) {
\n \/\/ \u521b\u5efa\u5e76\u521d\u59cb\u5316\u4e00\u4e2aList
\n List<String> fruits = new ArrayList<>();
\n fruits.add("Apple");
\n fruits.add("Banana");
\n fruits.add("Orange");
\n fruits.add("Grape");<\/p>\n

\/\/ \u4f7f\u7528\u666e\u901afor\u5faa\u73af\u904d\u5386List
\n for (int i = 0; i < fruits.size(); i++) {
\n String fruit = fruits.get(i);
\n System.out.println("Fruit at index " + i + ": " + fruit);
\n }
\n }
\n}<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 3.\u8fed\u4ee3\u5668：\u53ef\u4ee5\u4f7f\u7528\u8fed\u4ee3\u5668\u6765\u904d\u5386\u96c6\u5408，\u7279\u522b\u9002\u7528\u4e8e\u9700\u8981\u5220\u9664\u5143\u7d20\u7684\u60c5\u51b5\u3002<\/p>\n

import java.util.ArrayList;
\nimport java.util.Iterator;
\nimport java.util.List;<\/p>\n

public class IteratorExample {
\n public static void main(String[] args) {
\n \/\/ \u521b\u5efa\u96c6\u5408\u5e76\u6dfb\u52a0\u5143\u7d20
\n List<String> list = new ArrayList<>();
\n list.add("Apple");
\n list.add("Banana");
\n list.add("Orange");<\/p>\n

\/\/ \u83b7\u53d6\u8fed\u4ee3\u5668
\n Iterator<String> iterator = list.iterator();<\/p>\n

\/\/ \u4f7f\u7528\u8fed\u4ee3\u5668\u904d\u5386\u96c6\u5408
\n while (iterator.hasNext()) {
\n String element = iterator.next();
\n System.out.println(element);
\n }
\n }
\n}<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 4.for-each：Java 8\u5f15\u5165\u4e86 forEach \u65b9\u6cd5，\u53ef\u4ee5\u5bf9\u96c6\u5408\u8fdb\u884c\u5feb\u901f\u904d\u5386\u3002<\/p>\n

import java.util.ArrayList;
\nimport java.util.List;<\/p>\n

public class ForEachExample {
\n public static void main(String[] args) {
\n List<String> fruits = new ArrayList<>();
\n fruits.add("Apple");
\n fruits.add("Banana");
\n fruits.add("Orange");<\/p>\n

for (String fruit : fruits) {
\n System.out.println(fruit);
\n }
\n }
\n}<\/p>\n

\n

\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6982\u5ff5\u7c7b\u4e00\u3001\u6570\u7ec4\u548c\u96c6\u5408\u7684\u533a\u522b1.\u957f\u5ea6：\u6570\u7ec4\u957f\u5ea6\u662f\u56fa\u5b9a\u7684，\u4e00\u65e6\u521b\u5efa\u65e0\u6cd5\u6539\u53d8；\u96c6\u5408\u957f\u5ea6\u53ef\u53d8，\u53ef\u968f\u65f6\u52a8\u6001\u589e\u5220\u5143\u7d20\u30022.\u5b58\u50a8\u5185\u5bb9：\u6570\u7ec4\u53ef\u4ee5\u5b58\u50a8\u57fa\u672c\u7c7b\u578b\u548c\u5f15\u7528\u7c7b\u578b；\u96c6\u5408\u53ea\u80fd\u5b58\u50a8\u5f15\u7528\u7c7b\u578b\u30023.\u7c7b\u578b\u9650\u5236：\u6570\u7ec4\u53ea\u80fd\u5b58\u50a8\u540c\u4e00\u79cd\u7c7b\u578b\u7684\u5143\u7d20；\u96c6\u5408\u4e0d\u6307\u5b9a\u6cdb\u578b\u53ef\u4ee5\u5b58\u50a8\u4efb\u610f\u5bf9\u8c61，\u52a0\u6cdb\u578b\u540e\u53ef\u4ee5\u9650\u5236\u5b58\u50a8\u7c7b\u578b\u3002\u4e8c\u3001Java\u4e2d\u7684\u96c6\u5408Java\u96c6\u5408\u7684\u6838\u5fc3\u662fCollection\u548cMap\u4e24\u5927\u6839\u63a5\u53e3<\/p>\n","protected":false},"author":2,"featured_media":76929,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[99,190],"topic":[],"class_list":["post-76931","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-java","tag-190"],"yoast_head":"\n\u3010Java\u516b\u80a1 | \u96c6\u5408\u7bc7\u3011\u6982\u5ff5\u7c7b\uff08\u6570\u7ec4\u548c\u96c6\u5408\u7684\u533a\u522b\u3001\u96c6\u5408\u3001\u7ebf\u7a0b\u5b89\u5168\u7684\u96c6\u5408\u3001\u96c6\u5408\u904d\u5386\u65b9\u6cd5\u3001Collection\u548cCollections\uff09 - 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