{"id":34605,"date":"2024-11-26T11:55:36","date_gmt":"2024-11-26T03:55:36","guid":{"rendered":"https:\/\/fwq.ai\/blog\/34605\/"},"modified":"2024-11-26T11:55:36","modified_gmt":"2024-11-26T03:55:36","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%e4%b8%ad","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/34605\/","title":{"rendered":"java \u600e\u4e48\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d"},"content":{"rendered":"

\n \u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u7684\u65b9\u6cd5\uff1a\u521b\u5efa\u4e00\u4e2a\u53ef\u5b58\u50a8\u4e24\u4e2a\u6570\u7ec4\u603b\u548c\u5143\u7d20\u957f\u5ea6\u7684\u65b0\u6570\u7ec4\u3002\u4f7f\u7528 system.arraycopy \u65b9\u6cd5\u5c06\u7b2c\u4e00\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u590d\u5236\u5230\u65b0\u6570\u7ec4\u4e2d\u3002\u4f7f\u7528 system.arraycopy \u65b9\u6cd5\u5c06\u7b2c\u4e8c\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u9644\u52a0\u5230\u65b0\u6570\u7ec4\u4e2d\u3002\u8fd4\u56de\u5408\u5e76\u540e\u7684\u6570\u7ec4\u3002\n<\/p><\/blockquote>\n

\"java<\/p>\n

\u5982\u4f55\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20<\/strong><\/p>\n

\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u4efb\u52a1\uff0c\u53ef\u4ee5\u5728\u5404\u79cd\u60c5\u51b5\u4e0b\u4f7f\u7528\uff0c\u4f8b\u5982\u7ec4\u5408\u6570\u636e\u3001\u521b\u5efa\u65b0\u6570\u7ec4\u6216\u6392\u5e8f\u5143\u7d20\u3002\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5b8c\u6210\u6b64\u64cd\u4f5c\uff1a<\/p>\n

    \n
  1. \u521b\u5efa\u65b0\u6570\u7ec4\uff1a<\/strong>\u9996\u5148\uff0c\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\u6765\u5b58\u50a8\u5408\u5e76\u540e\u7684\u5143\u7d20\u3002\u6b64\u6570\u7ec4\u7684\u957f\u5ea6\u5e94\u7b49\u4e8e\u4e24\u4e2a\u539f\u59cb\u6570\u7ec4\u7684\u5143\u7d20\u603b\u548c\u3002<\/li>\n
  2. \u4f7f\u7528 System.arraycopy\uff1a<\/strong>\u4f7f\u7528 System.arraycopy \u65b9\u6cd5\u5c06\u7b2c\u4e00\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u590d\u5236\u5230\u5408\u5e76\u6570\u7ec4\u4e2d\u3002\u8be5\u65b9\u6cd5\u9700\u8981\u56db\u4e2a\u53c2\u6570\uff1a\u6e90\u6570\u7ec4\u3001\u6e90\u4f4d\u7f6e\u3001\u76ee\u6807\u6570\u7ec4\u3001\u76ee\u6807\u4f4d\u7f6e\u548c\u590d\u5236\u957f\u5ea6\u3002<\/li>\n
  3. \u5c06\u7b2c\u4e8c\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u9644\u52a0\u5230\u5408\u5e76\u6570\u7ec4\u4e2d\uff1a<\/strong>\u590d\u5236\u7b2c\u4e00\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u540e\uff0c\u4f7f\u7528 System.arraycopy \u65b9\u6cd5\u5c06\u7b2c\u4e8c\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u9644\u52a0\u5230\u5408\u5e76\u6570\u7ec4\u4e2d\u3002<\/li>\n
  4. \u8fd4\u56de\u5408\u5e76\u6570\u7ec4\uff1a<\/strong>\u6700\u540e\uff0c\u5c06\u5408\u5e76\u540e\u7684\u6570\u7ec4\u4f5c\u4e3a\u7ed3\u679c\u8fd4\u56de\u3002<\/li>\n<\/ol>\n

    \u4ee5\u4e0b\u662f\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

    public static int[] mergeArrays(int[] arr1, int[] arr2) {\n    int[] mergedArray = new int[arr1.length + arr2.length];\n    System.arraycopy(arr1, 0, mergedArray, 0, arr1.length);\n    System.arraycopy(arr2, 0, mergedArray, arr1.length, arr2.length);\n    return mergedArray;\n}<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4f7f\u7528\u6b64\u65b9\u6cd5\uff0c\u53ef\u4ee5\u9ad8\u6548\u5730\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u5e76\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u4e24\u4e2a\u6570\u7ec4\u4e2d\u6240\u6709\u5143\u7d20\u7684\u65b0\u6570\u7ec4\u3002<\/p>\n
    \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
    \u4ee5\u4e0a\u5c31\u662fjava \u600e\u4e48\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u7684\u65b9\u6cd5\uff1a\u521b\u5efa\u4e00\u4e2a\u53ef\u5b58\u50a8\u4e24\u4e2a\u6570\u7ec4\u603b\u548c\u5143\u7d20\u957f\u5ea6\u7684\u65b0\u6570\u7ec4\u3002\u4f7f\u7528 system.arraycopy \u65b9\u6cd5\u5c06\u7b2c\u4e00\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u590d\u5236\u5230\u65b0\u6570\u7ec4\u4e2d\u3002\u4f7f\u7528 system.arraycopy \u65b9\u6cd5\u5c06\u7b2c\u4e8c\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u9644\u52a0\u5230\u65b0\u6570\u7ec4\u4e2d\u3002\u8fd4\u56de\u5408\u5e76\u540e\u7684\u6570\u7ec4\u3002 \u5982\u4f55\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20 \u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u4efb\u52a1\uff0c\u53ef\u4ee5\u5728\u5404\u79cd\u60c5\u51b5\u4e0b\u4f7f\u7528\uff0c\u4f8b\u5982\u7ec4\u5408\u6570\u636e\u3001\u521b\u5efa\u65b0\u6570\u7ec4\u6216\u6392\u5e8f\u5143\u7d20\u3002\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5b8c\u6210\u6b64\u64cd\u4f5c\uff1a \u521b\u5efa\u65b0\u6570\u7ec4\uff1a\u9996\u5148\uff0c\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\u6765\u5b58\u50a8\u5408\u5e76\u540e\u7684\u5143\u7d20\u3002\u6b64\u6570\u7ec4\u7684\u957f\u5ea6\u5e94\u7b49\u4e8e\u4e24\u4e2a\u539f\u59cb\u6570\u7ec4\u7684\u5143\u7d20\u603b\u548c\u3002 \u4f7f\u7528 System.arraycopy\uff1a\u4f7f\u7528 System.arraycopy \u65b9\u6cd5\u5c06\u7b2c\u4e00\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u590d\u5236\u5230\u5408\u5e76\u6570\u7ec4\u4e2d\u3002\u8be5\u65b9\u6cd5\u9700\u8981\u56db\u4e2a\u53c2\u6570\uff1a\u6e90\u6570\u7ec4\u3001\u6e90\u4f4d\u7f6e\u3001\u76ee\u6807\u6570\u7ec4\u3001\u76ee\u6807\u4f4d\u7f6e\u548c\u590d\u5236\u957f\u5ea6\u3002 \u5c06\u7b2c\u4e8c\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u9644\u52a0\u5230\u5408\u5e76\u6570\u7ec4\u4e2d\uff1a\u590d\u5236\u7b2c\u4e00\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u540e\uff0c\u4f7f\u7528 System.arraycopy \u65b9\u6cd5\u5c06\u7b2c\u4e8c\u4e2a\u6570\u7ec4\u7684\u5143\u7d20\u9644\u52a0\u5230\u5408\u5e76\u6570\u7ec4\u4e2d\u3002 \u8fd4\u56de\u5408\u5e76\u6570\u7ec4\uff1a\u6700\u540e\uff0c\u5c06\u5408\u5e76\u540e\u7684\u6570\u7ec4\u4f5c\u4e3a\u7ed3\u679c\u8fd4\u56de\u3002 \u4ee5\u4e0b\u662f\u793a\u4f8b\u4ee3\u7801\uff1a public static int[] mergeArrays(int[] arr1, int[] arr2) { int[] mergedArray = new int[arr1.length + arr2.length]; System.arraycopy(arr1, 0, mergedArray, 0, arr1.length); System.arraycopy(arr2, 0, mergedArray, arr1.length, arr2.length); return mergedArray; } \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u6b64\u65b9\u6cd5\uff0c\u53ef\u4ee5\u9ad8\u6548\u5730\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u5e76\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u4e24\u4e2a\u6570\u7ec4\u4e2d\u6240\u6709\u5143\u7d20\u7684\u65b0\u6570\u7ec4\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4ee5\u4e0a\u5c31\u662fjava \u600e\u4e48\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u4e2d\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/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-34605","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/34605","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=34605"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/34605\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=34605"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=34605"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=34605"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}