{"id":206567,"date":"2025-06-12T10:25:12","date_gmt":"2025-06-12T02:25:12","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206567\/"},"modified":"2025-06-12T10:25:12","modified_gmt":"2025-06-12T02:25:12","slug":"go-%e4%b8%ad-append-%e6%93%8d%e4%bd%9c%e4%bc%9a%e4%bf%ae%e6%94%b9%e5%ba%95%e5%b1%82%e6%95%b0%e7%bb%84%e6%8c%87%e9%92%88%e5%90%97%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206567\/","title":{"rendered":"Go \u4e2d append \u64cd\u4f5c\u4f1a\u4fee\u6539\u5e95\u5c42\u6570\u7ec4\u6307\u9488\u5417\uff1f"},"content":{"rendered":"<p>\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGo \u4e2d append \u64cd\u4f5c\u4f1a\u4fee\u6539\u5e95\u5c42\u6570\u7ec4\u6307\u9488\u5417\uff1f\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241115\/173166556767371e9f58f09.jpg\" class=\"aligncenter\">,<br \/>\n<strong>go \u4e2d append \u64cd\u4f5c\u7684\u5f71\u54cd<\/strong>,\u5728 go \u4e2d\uff0cappend \u64cd\u4f5c\u662f\u5426\u4f1a\u4fee\u6539 slice \u5e95\u5c42\u7684 array \u6307\u9488\u662f\u4e00\u4e2a\u5907\u53d7\u5173\u6ce8\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u7efc\u5408\u4ee3\u7801\u6d4b\u8bd5\u548c\u4e13\u5bb6\u89e3\u8bfb\uff0c\u63a2\u8ba8\u8fd9\u4e00\u95ee\u9898\u3002,\u6839\u636e\u4f20\u7edf\u7406\u89e3\uff0cappend \u64cd\u4f5c\u5728\u4e0d\u89e6\u53d1\u5bb9\u91cf\u6269\u5bb9\u65f6\uff0c\u4e0d\u4f1a\u4fee\u6539\u5e95\u5c42\u7684 array \u6307\u9488\u3002\u7136\u800c\uff0c\u5b9e\u9a8c\u7ed3\u679c\u5374\u8868\u660e\uff0c\u4ee3\u7801\u8f93\u51fa\u4e0e\u9884\u671f\u4e0d\u7b26\uff0c\u6697\u793a\u53ef\u80fd\u5b58\u5728\u5176\u4ed6\u60c5\u51b5\u3002,\u4e3a\u4e86\u6df1\u5165\u5206\u6790\uff0c\u6211\u4eec\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u4ee3\u7801\u793a\u4f8b\uff1a,\u6b63\u5982\u4ee3\u7801\u6240\u793a\uff0ctestslice \u548c copyslice \u5206\u522b\u6307\u5411\u4e24\u4e2a\u4e0d\u540c\u7684\u6570\u7ec4\u3002\u5bf9 testslice \u8fdb\u884c\u4fee\u6539\u65f6\uff0c\u5e76\u4e0d\u4f1a\u5f71\u54cd copyslice \u4e2d\u7684\u5143\u7d20\uff0c\u8fd9\u4e5f\u9a8c\u8bc1\u4e86\u4e13\u5bb6\u4eec\u63d0\u51fa\u7684\u7ed3\u8bba\uff1a,\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300aGo \u4e2d append \u64cd\u4f5c\u4f1a\u4fee\u6539\u5e95\u5c42\u6570\u7ec4\u6307\u9488\u5417\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591aGOLANG\u77e5\u8bc6\uff01,testslice \u4e2d\u6570\u7ec4\u6307\u9488\u7684\u53d8\u5316\u4e0d\u4f1a\u5f71\u54cd copyslice \u4e2d\u7684\u6570\u7ec4\u6307\u9488\u3002,copyslice \u548c testslice \u662f\u72ec\u7acb\u7684 slice\u3002,testslice \u7684 len \u548c cap \u6539\u53d8\u4e5f\u4e0d\u4f1a\u5f71\u54cd copyslice \u7684 len \u548c cap\u3002,go \u4e2d append \u64cd\u4f5c\u7684\u5f71\u54cd,\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGo \u4e2d append \u64cd\u4f5c\u4f1a\u4fee\u6539\u5e95\u5c42\u6570\u7ec4\u6307\u9488\u5417\uff1f\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>Go \u4e2d append \u64cd\u4f5c\u4f1a\u4fee\u6539\u5e95\u5c42\u6570\u7ec4\u6307\u9488\u5417\uff1f<\/span><\/p>\n<h1>Go \u4e2d append \u64cd\u4f5c\u4f1a\u4fee\u6539\u5e95\u5c42\u6570\u7ec4\u6307\u9488\u5417\uff1f<\/h1>\n<p><span>2024-11-15 18:13:03<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGo \u4e2d append \u64cd\u4f5c\u4f1a\u4fee\u6539\u5e95\u5c42\u6570\u7ec4\u6307\u9488\u5417\uff1f\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241115\/173166556767371e9f58f09.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>go \u4e2d append \u64cd\u4f5c\u7684\u5f71\u54cd<\/strong><\/p>\n<p>\u5728 go \u4e2d\uff0cappend \u64cd\u4f5c\u662f\u5426\u4f1a\u4fee\u6539 slice \u5e95\u5c42\u7684 array \u6307\u9488\u662f\u4e00\u4e2a\u5907\u53d7\u5173\u6ce8\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u7efc\u5408\u4ee3\u7801\u6d4b\u8bd5\u548c\u4e13\u5bb6\u89e3\u8bfb\uff0c\u63a2\u8ba8\u8fd9\u4e00\u95ee\u9898\u3002<\/p>\n<p>\u6839\u636e\u4f20\u7edf\u7406\u89e3\uff0cappend \u64cd\u4f5c\u5728\u4e0d\u89e6\u53d1\u5bb9\u91cf\u6269\u5bb9\u65f6\uff0c\u4e0d\u4f1a\u4fee\u6539\u5e95\u5c42\u7684 array \u6307\u9488\u3002\u7136\u800c\uff0c\u5b9e\u9a8c\u7ed3\u679c\u5374\u8868\u660e\uff0c\u4ee3\u7801\u8f93\u51fa\u4e0e\u9884\u671f\u4e0d\u7b26\uff0c\u6697\u793a\u53ef\u80fd\u5b58\u5728\u5176\u4ed6\u60c5\u51b5\u3002<\/p>\n<p>\u4e3a\u4e86\u6df1\u5165\u5206\u6790\uff0c\u6211\u4eec\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<pre>func main() {\n    testSlice := make([]int, 0, 8)\n    testSlice = append(testSlice, 1, 2, 3)\n    copySlice := testSlice\n    testSlice[0] = 3\n    for _, v := range copySlice {\n        print(v)\n    }\n    testSlice = append(testSlice, 4)\n    for _, v := range copySlice {\n        print(v)\n    }\n}<\/pre>\n<p>\u6b63\u5982\u4ee3\u7801\u6240\u793a\uff0ctestslice \u548c copyslice \u5206\u522b\u6307\u5411\u4e24\u4e2a\u4e0d\u540c\u7684\u6570\u7ec4\u3002\u5bf9 testslice \u8fdb\u884c\u4fee\u6539\u65f6\uff0c\u5e76\u4e0d\u4f1a\u5f71\u54cd copyslice \u4e2d\u7684\u5143\u7d20\uff0c\u8fd9\u4e5f\u9a8c\u8bc1\u4e86\u4e13\u5bb6\u4eec\u63d0\u51fa\u7684\u7ed3\u8bba\uff1a<\/p>\n<ul>\n<li>copyslice \u548c testslice \u662f\u72ec\u7acb\u7684 slice\u3002<\/li>\n<li>testslice \u4e2d\u6570\u7ec4\u6307\u9488\u7684\u53d8\u5316\u4e0d\u4f1a\u5f71\u54cd copyslice \u4e2d\u7684\u6570\u7ec4\u6307\u9488\u3002<\/li>\n<li>testslice \u7684 len \u548c cap \u6539\u53d8\u4e5f\u4e0d\u4f1a\u5f71\u54cd copyslice \u7684 len \u548c cap\u3002<\/li>\n<\/ul>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300aGo \u4e2d append \u64cd\u4f5c\u4f1a\u4fee\u6539\u5e95\u5c42\u6570\u7ec4\u6307\u9488\u5417\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591aGOLANG\u77e5\u8bc6\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u7535\u8111\u7535\u6e90\u6545\u969c\u6392\u67e5\u6307\u5357 | \u5982\u4f55\u68c0\u6d4b\u548c\u89e3\u51b3\u7535\u8111\u5f00\u4e0d\u4e86\u673a\u7684\u95ee\u9898\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u5b9e\u73b0\u7236\u7ec4\u4ef6\u4e0e\u5b50\u7ec4\u4ef6\u6570\u636e\u8868\u683c\u7684\u9009\u4e2d\u72b6\u6001\u56de\u663e\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587 \u300a&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-206567","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206567","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=206567"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206567\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206567"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206567"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206567"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}