{"id":65220,"date":"2025-05-03T17:25:09","date_gmt":"2025-05-03T09:25:09","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65220\/"},"modified":"2025-05-03T17:25:09","modified_gmt":"2025-05-03T09:25:09","slug":"java%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%90%88%e5%b9%b6-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65220\/","title":{"rendered":"java\u6570\u7ec4\u600e\u4e48\u5408\u5e76"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u5408\u5e76\u6570\u7ec4\u6709\u4e24\u79cd\u5e38\u7528\u65b9\u6cd5\uff1a\u4f7f\u7528 system.arraycopy() \u65b9\u6cd5\uff0c\u9010\u4e2a\u5143\u7d20\u590d\u5236\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002\u4f7f\u7528 apache commons lang3 \u5e93\uff0c\u5229\u7528 arrayutils.addall() \u65b9\u6cd5\u5408\u5e76\u6570\u7ec4\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/12\/2024111212392738079.jpg\" class=\"aligncenter\" title=\"java\u6570\u7ec4\u600e\u4e48\u5408\u5e76\u63d2\u56fe\" alt=\"java\u6570\u7ec4\u600e\u4e48\u5408\u5e76\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5408\u5e76 Java \u4e2d\u7684\u6570\u7ec4<\/strong><\/p>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>Java \u8bed\u8a00\u63d0\u4f9b\u4e86\u51e0\u79cd\u5408\u5e76\u6570\u7ec4\u7684\u5e38\u7528\u65b9\u6cd5\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e24\u79cd\u6700\u5e38\u7528\u4e14\u9ad8\u6548\u7684\u65b9\u6cd5\u3002<\/p>\n<p><strong>\u65b9\u6cd5 1\uff1a\u4f7f\u7528 System.arraycopy() \u65b9\u6cd5<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] array1 = {1, 2, 3};\nint[] array2 = {4, 5, 6};\nint[] mergedArray = new int[array1.length + array2.length];\n\nSystem.arraycopy(array1, 0, mergedArray, 0, array1.length);\nSystem.arraycopy(array2, 0, mergedArray, array1.length, array2.length);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u65b9\u6cd5 2\uff1a\u4f7f\u7528 Apache Commons Lang3 \u5e93<\/strong><\/p>\n<pre>import org.apache.commons.lang3.ArrayUtils;\n\nint[] array1 = {1, 2, 3};\nint[] array2 = {4, 5, 6};\nint[] mergedArray = ArrayUtils.addAll(array1, array2);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5<\/strong><\/p>\n<p>\u8fd9\u4e24\u79cd\u65b9\u6cd5\u90fd\u6548\u7387\u5f88\u9ad8\uff0c\u4f46\u5404\u6709\u5176\u4f18\u52bf\uff1a<\/p>\n<ul>\n<li> <strong>System.arraycopy() \u65b9\u6cd5\uff1a<\/strong> \u66f4\u57fa\u672c\uff0c\u4e0d\u9700\u8981\u4efb\u4f55\u989d\u5916\u7684\u4f9d\u8d56\u3002<\/li>\n<li> <strong>Apache Commons Lang3 \u5e93\uff1a<\/strong> \u63d0\u4f9b\u4e86\u66f4\u7b80\u6d01\u7684\u8bed\u6cd5\uff0c\u4f46\u9700\u8981\u5728\u9879\u76ee\u4e2d\u5305\u542b\u8be5\u5e93\u3002<\/li>\n<\/ul>\n<p>\u6839\u636e\u9879\u76ee\u7684\u7279\u5b9a\u9700\u6c42\uff0c\u9009\u62e9\u6700\u5408\u9002\u7684\u65b9\u6cd5\u5373\u53ef\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u6570\u7ec4\u600e\u4e48\u5408\u5e76\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>java \u4e2d\u5408\u5e76\u6570\u7ec4\u6709\u4e24\u79cd\u5e38\u7528\u65b9\u6cd5\uff1a\u4f7f\u7528 system.arraycopy() \u65b9\u6cd5\uff0c\u9010\u4e2a\u5143\u7d20\u590d\u5236\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002\u4f7f\u7528 apache commons lang3 \u5e93\uff0c\u5229\u7528 arrayutils.addall() \u65b9\u6cd5\u5408\u5e76\u6570\u7ec4\u3002 \u5982\u4f55\u5408\u5e76 Java \u4e2d\u7684\u6570\u7ec4 \u7b80\u4ecb Java \u8bed\u8a00\u63d0\u4f9b\u4e86\u51e0\u79cd\u5408\u5e76\u6570\u7ec4\u7684\u5e38\u7528\u65b9\u6cd5\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e24\u79cd\u6700\u5e38\u7528\u4e14\u9ad8\u6548\u7684\u65b9\u6cd5\u3002 \u65b9\u6cd5 1\uff1a\u4f7f\u7528 System.arraycopy() \u65b9\u6cd5 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] array1 = {1, 2, 3}; int[] array2 = {4, 5, 6}; int[] mergedArray = new int[array1.length + array2.length]; System.arraycopy(array1, 0, mergedArray, 0, array1.length); System.arraycopy(array2, 0, mergedArray, array1.length, array2.length); \u767b\u5f55\u540e\u590d\u5236 \u65b9\u6cd5 2\uff1a\u4f7f\u7528 Apache Commons [&hellip;]<\/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-65220","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65220","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=65220"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65220\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}