{"id":207392,"date":"2025-07-08T08:06:18","date_gmt":"2025-07-08T00:06:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207392\/"},"modified":"2025-07-08T08:06:18","modified_gmt":"2025-07-08T00:06:18","slug":"go-%e4%b8%ad%e5%a6%82%e4%bd%95%e8%bf%9e%e6%8e%a5%e4%b8%a4%e4%b8%aa%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207392\/","title":{"rendered":"Go \u4e2d\u5982\u4f55\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> Go \u4e2d\u5982\u4f55\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-22 10:36:36<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u6b22\u8fce\u5404\u4f4d\u5c0f\u4f19\u4f34\u6765\u5230\uff0c\u76f8\u805a\u4e8e\u6b64\u90fd\u662f\u7f18\u54c8\u54c8\u54c8\uff01\u4eca\u5929\u6211\u7ed9\u5927\u5bb6\u5e26\u6765\u300aGo \u4e2d\u5982\u4f55\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u8bb2\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\uff0c\u5982\u679c\u4f60\u5bf9Golang<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\u975e\u5e38\u611f\u5174\u8da3\u6216\u8005\u6b63\u5728\u81ea\u5b66\uff0c\u90fd\u53ef\u4ee5\u5173\u6ce8\u6211\uff0c\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\uff01\u5f53\u7136\uff0c\u6709\u4ec0\u4e48\u5efa\u8bae\u4e5f\u6b22\u8fce\u5728\u8bc4\u8bba\u7559\u8a00\u63d0\u51fa\uff01\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u8fd9\u662f\u4e00\u4e2a\u6211\u6b63\u5728\u52aa\u529b\u5bfb\u627e\u7b54\u6848\u7684\u57fa\u672c\u95ee\u9898\uff0c\u56e0\u4e3a\u6709\u5f88\u591a\u5173\u4e8e\u5982\u4f55\u4f7f\u7528\u9644\u52a0\u51fd\u6570\u548c\u5c55\u5f00\u8fd0\u7b97\u7b26\u8fde\u63a5\u4e24\u4e2a\u5207\u7247<\/em>\u7684\u7b54\u6848\uff0c\u8fd9\u4e9b\u7b54\u6848\u9519\u8bef\u5730\u4f7f\u7528\u4e86\u5355\u8bcd\u201c\u6570\u7ec4’\u3002<\/p>\n

\u6211\u662f go \u65b0\u624b\uff0c\u5e76\u4e14\u5047\u8bbe\u5728\u5927\u5c0f\u5df2\u77e5\u7684\u60c5\u51b5\u4e0b\u4f7f\u7528\u5927\u5c0f\u6570\u7ec4\u662f\u4e00\u79cd\u5f88\u597d\u7684\u505a\u6cd5\u3002\u7136\u800c\uff0c\u6211\u6b63\u5728\u52aa\u529b\u4f7f\u7528\u6570\u7ec4\uff0c\u56e0\u4e3a\u6211\u4e0d\u77e5\u9053\u5982\u4f55\u8fdb\u884c\u7b80\u5355\u7684\u64cd\u4f5c\uff0c\u4f8b\u5982\u4e32\u8054\u3002\u8fd9\u662f\u4e00\u4e9b\u4ee3\u7801\u3002<\/p>\n

var seven [7]int\n\nfive := [5]int{1,2,3,4,5}\ntwo := [2]int{6,7}\n\n\/\/this doesn't work as both the inputs and assignment are the wrong type\nseven = append(five,two)\n\n\/\/this doesn't work as the assignment is still the wrong type\nseven = append(five[:],two[:])\n\n\/\/this works but I'm not using arrays anymore so may as well use slices everywhere and forget sizing\nseven2 := append(five[:],two[:])<\/pre>\n
\u636e\u6211\u6240\u77e5\uff0c\u6211\u53ef\u4ee5\u653e\u5f03\u6570\u7ec4\u5e76\u4e13\u95e8\u4f7f\u7528\u5207\u7247\uff0c\u6216\u8005\u6211\u53ef\u4ee5\u7f16\u5199\u4e00\u4e2a\u5faa\u73af\u6765\u663e\u5f0f\u6784\u9020\u65b0\u6570\u7ec4\u3002\u8fd8\u6709\u7b2c\u4e09\u79cd\u9009\u62e9\u5417\uff1f<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
 \u53ea\u80fd\u7528\u4e8e\u5c06\u5143\u7d20\u9644\u52a0\u5230\u5207\u7247\u3002\u5982\u679c\u60a8\u6709\u4e00\u4e2a\u6570\u7ec4\uff0c\u5219\u65e0\u6cd5\u5c06\u5176\u76f4\u63a5\u4f20\u9012\u7ed9 append()<\/code>\u3002<\/p>\n
\u60a8\u53ef\u4ee5\u505a\u7684\u662f \u6570\u7ec4\uff0c\u8fd9\u6837\u60a8\u5c31\u5f97\u5230\u4e00\u4e2a\u5207\u7247\uff08\u5b83\u5c06\u4f7f\u7528\u8be5\u6570\u7ec4\u4f5c\u4e3a\u5176\u540e\u5907\u5b58\u50a8\uff09\uff0c\u5e76\u4e14\u60a8\u53ef\u4ee5\u4f7f\u7528\u8be5\u5207\u7247\u4f5c\u4e3a\u5143\u7d20\u7684\u76ee\u6807\u548c\u6e90\u3002<\/p>\n
\u4f8b\u5982\uff1a<\/p>\n
s := seven[:0]\ns = append(s, five[:]...)\ns = append(s, two[:]...)\nfmt.println(seven)<\/pre>\n
\u8fd9\u5c06\u6253\u5370\uff08\u5728 \u4e0a\u5c1d\u8bd5\uff09\uff1a<\/p>\n
[1 2 3 4 5 6 7]<\/pre>\n
\u53e6\u8bf7\u6ce8\u610f\uff0c\u7531\u4e8e append()<\/code> \u8fd4\u56de\u7ed3\u679c\u5207\u7247\uff0c\u56e0\u6b64\u53ef\u4ee5\u5c06\u6240\u6709\u8fd9\u4e9b\u5199\u5728\u4e00\u884c\u4e2d\uff1a<\/p>\n
_ = append(append(seven[:0], five[:]...), two[:]...)<\/pre>\n
\uff08\u8fd9\u91cc\u4e0d\u9700\u8981\u5b58\u50a8\u7ed3\u679c\uff0c\u56e0\u4e3a\u6211\u4eec\u5df2\u7ecf\u5e76\u4e14\u53ea\u60f3\u4f7f\u7528\u540e\u5907\u6570\u7ec4\uff0c\u4f46\u901a\u5e38\u60c5\u51b5\u5e76\u975e\u5982\u6b64\u3002\uff09<\/p>\n
\u8fd9\u4f1a\u8f93\u51fa\u76f8\u540c\u7684\u7ed3\u679c\uff0c\u8bf7\u5728 \u4e0a\u5c1d\u8bd5\u4e00\u4e0b\u3002\u867d\u7136\u8fd9\u4e0d\u662f\u5f88\u53ef\u8bfb\uff0c\u6240\u4ee5\u4e0d\u503c\u5f97\u5c06\u5176\u538b\u7f29\u4e3a\u4e00\u884c\u3002<\/p>\n
\u5c3d\u7ba1\u5f53\u60a8\u62e5\u6709\u76ee\u6807\u6570\u7ec4\u65f6\uff0c\u201c\u9644\u52a0\u201d\u6570\u7ec4\u53ea\u4e0d\u8fc7\u662f\u5c06\u5b83\u4eec\u590d\u5236\u5230\u76ee\u6807\u3001\u6b63\u786e\u7684\u4f4d\u7f6e\u3002\u4e3a\u6b64\uff0c\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684 \u51fd\u6570\u3002\u8bf7\u6ce8\u610f\uff0ccopy()<\/code> \u51fd\u6570\u4e5f\u53ea\u63a5\u53d7\u5207\u7247\uff0c\u56e0\u6b64\u60a8\u4e5f\u5fc5\u987b\u5728\u6b64\u5904\u5bf9\u6570\u7ec4\u8fdb\u884c\u5207\u7247\u3002<\/p>\n
copy(seven[:], five[:])\ncopy(seven[len(five):], two[:])\nfmt.println(seven)<\/pre>\n
\u8fd9\u5c06\u8f93\u51fa\u76f8\u540c\u7684\u7ed3\u679c\u3002\u5728 \u4e0a\u8bd5\u8bd5\u8fd9\u4e2a\u3002<\/p>\n
\u60a8\u53ef\u4ee5\u4f7f\u7528 copy<\/code><\/p>\n
copy(seven[:], five[:])\ncopy(seven[5:], two[:])\nfmt.Printf(\"%v\\n\", seven)\n> [1 2 3 4 5 6 7]<\/pre>\n
\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aGo \u4e2d\u5982\u4f55\u8fde\u63a5\u4e24\u4e2a\u6570\u7ec4\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/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-207392","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207392","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=207392"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207392\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207392"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207392"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}