{"id":39224,"date":"2024-11-26T12:21:27","date_gmt":"2024-11-26T04:21:27","guid":{"rendered":"https:\/\/fwq.ai\/blog\/39224\/"},"modified":"2024-11-26T12:21:27","modified_gmt":"2024-11-26T04:21:27","slug":"%e6%80%8e%e4%b9%88%e7%94%a8java%e8%bf%9e%e6%8e%a5%e4%b8%a4%e4%b8%aa%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/39224\/","title":{"rendered":"\u600e\u4e48\u7528java\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u4f7f\u7528 arrays.copyof() \u590d\u5236\u5e76\u8ffd\u52a0\u6570\u7ec4\u3002\u4f7f\u7528 apache commons lang3 library \u4e2d\u7684 arrayutils.addall()\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/16\/2024111605275339941.jpg\" class=\"aligncenter\" title=\"\u600e\u4e48\u7528java\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4\u63d2\u56fe\" alt=\"\u600e\u4e48\u7528java\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u7528 Java \u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a<\/p>\n<p><strong>\u65b9\u6cd5 1\uff1a\u4f7f\u7528 Arrays.copyOf()<\/strong><\/p>\n<pre>int[] arr1 = {1, 2, 3};\nint[] arr2 = {4, 5, 6};\n\n\/\/ \u590d\u5236\u7b2c\u4e00\u4e2a\u6570\u7ec4\u5e76\u8ffd\u52a0\u7b2c\u4e8c\u4e2a\u6570\u7ec4\nint[] combinedArray = Arrays.copyOf(arr1, arr1.length + arr2.length);\nSystem.arraycopy(arr2, 0, combinedArray, arr1.length, arr2.length);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u65b9\u6cd5 2\uff1a\u4f7f\u7528 Apache Commons Lang3 Library<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>import org.apache.commons.lang3.ArrayUtils;\n\nint[] arr1 = {1, 2, 3};\nint[] arr2 = {4, 5, 6};\n\n\/\/ \u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4\nint[] combinedArray = ArrayUtils.addAll(arr1, arr2);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528\u8fd9\u4e24\u4e2a\u65b9\u6cd5\u90fd\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4\uff0c\u800c\u4e0d\u4f1a\u4fee\u6539\u539f\u59cb\u6570\u7ec4\u3002<\/li>\n<li>\u4e5f\u53ef\u4ee5\u4f7f\u7528\u6d41\u5f0f API\uff08Stream API\uff09\u8fde\u63a5\u6570\u7ec4\uff0c\u4f46\u6548\u7387\u8f83\u4f4e\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u600e\u4e48\u7528java\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4\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":"<p>java \u4e2d\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u4f7f\u7528 arrays.copyof() \u590d\u5236\u5e76\u8ffd\u52a0\u6570\u7ec4\u3002\u4f7f\u7528 apache commons lang3 library \u4e2d\u7684 arrayutils.addall()\u3002 \u5982\u4f55\u7528 Java \u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4 \u5728 Java \u4e2d\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a \u65b9\u6cd5 1\uff1a\u4f7f\u7528 Arrays.copyOf() int[] arr1 = {1, 2, 3}; int[] arr2 = {4, 5, 6}; \/\/ \u590d\u5236\u7b2c\u4e00\u4e2a\u6570\u7ec4\u5e76\u8ffd\u52a0\u7b2c\u4e8c\u4e2a\u6570\u7ec4 int[] combinedArray = Arrays.copyOf(arr1, arr1.length + arr2.length); System.arraycopy(arr2, 0, combinedArray, arr1.length, arr2.length); \u767b\u5f55\u540e\u590d\u5236 \u65b9\u6cd5 2\uff1a\u4f7f\u7528 Apache Commons Lang3 Library \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b import org.apache.commons.lang3.ArrayUtils; [&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-39224","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39224","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=39224"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39224\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=39224"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=39224"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=39224"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}