{"id":64551,"date":"2025-05-03T16:52:14","date_gmt":"2025-05-03T08:52:14","guid":{"rendered":"https:\/\/fwq.ai\/blog\/64551\/"},"modified":"2025-05-03T16:52:14","modified_gmt":"2025-05-03T08:52:14","slug":"java%e6%80%8e%e4%b9%88%e5%90%88%e5%b9%b6%e4%b8%a4%e4%b8%aa%e6%95%b0%e7%bb%84%e5%8e%bb%e9%87%8d-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/64551\/","title":{"rendered":"java\u600e\u4e48\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u53bb\u91cd"},"content":{"rendered":"

\n \u4f7f\u7528 set \u5e76\u81ea\u52a8\u53bb\u91cd\u53ef\u4ee5\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\uff0c\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 set \u6765\u5b58\u50a8\u6570\u7ec4\u5143\u7d20\u3002\u5c06\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u5206\u522b\u6dfb\u52a0\u5230 set \u4e2d\uff0c\u6b64\u65f6\u4f1a\u81ea\u52a8\u8fc7\u6ee4\u6389\u91cd\u590d\u5143\u7d20\u3002\u4f7f\u7528 toarray() \u65b9\u6cd5\u5c06 set \u8f6c\u6362\u4e3a\u6570\u7ec4\uff0c\u5373\u53ef\u5f97\u5230\u5408\u5e76\u540e\u53bb\u91cd\u7684\u7ed3\u679c\u3002\n<\/p><\/blockquote>\n

\"java\u600e\u4e48\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u53bb\u91cd\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u4f7f\u7528 Java \u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u5e76\u53bb\u91cd<\/strong><\/p>\n

\u7b54\u6848\uff1a<\/strong><\/p>\n

\u4f7f\u7528 Set \u6765\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u5e76\u81ea\u52a8\u53bb\u91cd\u3002<\/p>\n

\u8be6\u7ec6\u6b65\u9aa4\uff1a<\/strong><\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

    \n
  1. \u521b\u5efa Set<\/strong>\uff1a\u4f7f\u7528 Set \u63a5\u53e3\uff08\u4f8b\u5982 HashSet \u6216 TreeSet\uff09\u521b\u5efa\u4e00\u4e2a\u65b0\u96c6\u5408\u3002Set \u5929\u7136\u5177\u6709\u53bb\u91cd\u529f\u80fd\uff0c\u5373\u5b83\u4e0d\u4f1a\u5305\u542b\u91cd\u590d\u5143\u7d20\u3002<\/li>\n
  2. \u5c06\u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 Set<\/strong>\uff1a\u5c06\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\u5206\u522b\u6dfb\u52a0\u5230 Set \u4e2d\u3002Set \u4f1a\u81ea\u52a8\u8fc7\u6ee4\u6389\u91cd\u590d\u5143\u7d20\u3002<\/li>\n
  3. \u4ece Set \u8f6c\u6362\u4e3a\u6570\u7ec4<\/strong>\uff1a\u4f7f\u7528 toArray() \u65b9\u6cd5\u5c06 Set \u8f6c\u6362\u4e3a\u6570\u7ec4\u3002<\/li>\n<\/ol>\n
    int[] arr1 = {1, 2, 3, 4, 5};\nint[] arr2 = {3, 4, 5, 6, 7};\n\n\/\/ \u521b\u5efa\u4e00\u4e2a HashSet\nSet<Integer> set = new HashSet<>();\n\n\/\/ \u5c06\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u6dfb\u52a0\u5230 Set \u4e2d\nfor (int num : arr1) {\n    set.add(num);\n}\nfor (int num : arr2) {\n    set.add(num);\n}\n\n\/\/ \u5c06 Set \u8f6c\u6362\u4e3a\u6570\u7ec4\nint[] mergedArray = set.toArray(new Integer[0]);<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    mergedArray \u73b0\u5728\u5305\u542b\u5408\u5e76\u540e\u4e24\u4e2a\u6570\u7ec4\u4e2d\u6240\u6709\u53bb\u91cd\u7684\u5143\u7d20\u3002<\/p>\n
    \u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u53bb\u91cd\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u4f7f\u7528 set \u5e76\u81ea\u52a8\u53bb\u91cd\u53ef\u4ee5\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\uff0c\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 set \u6765\u5b58\u50a8\u6570\u7ec4\u5143\u7d20\u3002\u5c06\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u5206\u522b\u6dfb\u52a0\u5230 set \u4e2d\uff0c\u6b64\u65f6\u4f1a\u81ea\u52a8\u8fc7\u6ee4\u6389\u91cd\u590d\u5143\u7d20\u3002\u4f7f\u7528 toarray() \u65b9\u6cd5\u5c06 set \u8f6c\u6362\u4e3a\u6570\u7ec4\uff0c\u5373\u53ef\u5f97\u5230\u5408\u5e76\u540e\u53bb\u91cd\u7684\u7ed3\u679c\u3002 \u5982\u4f55\u4f7f\u7528 Java \u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u5e76\u53bb\u91cd \u7b54\u6848\uff1a \u4f7f\u7528 Set \u6765\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u5e76\u81ea\u52a8\u53bb\u91cd\u3002 \u8be6\u7ec6\u6b65\u9aa4\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u521b\u5efa Set\uff1a\u4f7f\u7528 Set \u63a5\u53e3\uff08\u4f8b\u5982 HashSet \u6216 TreeSet\uff09\u521b\u5efa\u4e00\u4e2a\u65b0\u96c6\u5408\u3002Set \u5929\u7136\u5177\u6709\u53bb\u91cd\u529f\u80fd\uff0c\u5373\u5b83\u4e0d\u4f1a\u5305\u542b\u91cd\u590d\u5143\u7d20\u3002 \u5c06\u6570\u7ec4\u5143\u7d20\u6dfb\u52a0\u5230 Set\uff1a\u5c06\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\u5206\u522b\u6dfb\u52a0\u5230 Set \u4e2d\u3002Set \u4f1a\u81ea\u52a8\u8fc7\u6ee4\u6389\u91cd\u590d\u5143\u7d20\u3002 \u4ece Set \u8f6c\u6362\u4e3a\u6570\u7ec4\uff1a\u4f7f\u7528 toArray() \u65b9\u6cd5\u5c06 Set \u8f6c\u6362\u4e3a\u6570\u7ec4\u3002 int[] arr1 = {1, 2, 3, 4, 5}; int[] arr2 = {3, 4, 5, 6, […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-64551","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64551","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=64551"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64551\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=64551"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=64551"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=64551"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}