{"id":206932,"date":"2025-06-12T14:06:26","date_gmt":"2025-06-12T06:06:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206932\/"},"modified":"2025-06-12T14:06:26","modified_gmt":"2025-06-12T06:06:26","slug":"%e5%a6%82%e4%bd%95%e7%94%a8go%e8%af%ad%e8%a8%80%e7%ae%80%e5%8c%96%e5%a4%9a%e4%b8%aa%e6%9d%a1%e4%bb%b6%e7%9a%84if%e8%af%ad%e5%8f%a5%e5%88%a4%e6%96%ad%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206932\/","title":{"rendered":"\u5982\u4f55\u7528Go\u8bed\u8a00\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684if\u8bed\u53e5\u5224\u65ad\uff1f"},"content":{"rendered":"<p>\u5c0f\u4f19\u4f34\u4eec\u5bf9GOLANG\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300a\u5982\u4f55\u7528Go\u8bed\u8a00\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684if\u8bed\u53e5\u5224\u65ad\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241129\/17328845276749b82fe8ed4.jpg\" class=\"aligncenter\">,<br \/>\n<strong>go \u8bed\u8a00\u4e2d\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684 if \u8bed\u53e5<\/strong>,\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u68c0\u67e5\u591a\u4e2a\u6761\u4ef6\u624d\u80fd\u6267\u884c\u4ee3\u7801\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u4f7f\u7528 if-else \u8bed\u53e5\u6216\u5d4c\u5957 if \u8bed\u53e5\u6765\u5904\u7406\u8fd9\u79cd\u60c5\u51b5\uff0c\u5982\u4e0b\u6240\u793a\uff1a,\u8fd9\u79cd\u65b9\u6cd5\u867d\u7136\u6709\u6548\uff0c\u4f46\u5bf9\u4e8e\u591a\u4e2a\u6761\u4ef6\u6765\u8bf4\u53ef\u80fd\u53d8\u5f97\u5197\u957f\u4e14\u96be\u4ee5\u7ef4\u62a4\u3002,go \u8bed\u8a00\u4e2d\u6ca1\u6709\u7b80\u5316\u591a\u4e2a\u6761\u4ef6 if \u8bed\u53e5\u7684\u8bed\u6cd5\u7cd6\uff0c\u4f46\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u5c01\u88c5\u6761\u4ef6\uff1a,<br \/>\n<strong>\u521b\u5efa\u51fd\u6570\u68c0\u67e5\u6570\u7ec4\u4e2d\u7684\u5143\u7d20<\/strong>,<br \/>\n<strong>\u4f7f\u7528\u51fd\u6570\u7b80\u5316\u6761\u4ef6\u5224\u65ad<\/strong>,\u8fd9\u79cd\u5c01\u88c5\u65b9\u5f0f\u5c06\u6761\u4ef6\u7684\u68c0\u67e5\u62bd\u8c61\u5230\u4e00\u4e2a\u53ef\u91cd\u7528\u7684\u51fd\u6570\u4e2d\uff0c\u4f7f\u5f97\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\uff0c\u4e5f\u66f4\u5bb9\u6613\u7406\u89e3\u548c\u7ef4\u62a4\u3002,\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cgo \u8bed\u8a00\u5728\u8bed\u6cd5\u4e0a\u6ca1\u6709\u63d0\u4f9b\u592a\u591a\u4fbf\u5229\uff0c\u56e0\u6b64\u9700\u8981\u901a\u8fc7\u4e0d\u65ad\u63d0\u70bc\u5e38\u7528\u5de5\u5177\u51fd\u6570\u6765\u7b80\u5316\u4ee3\u7801\u3002,\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5982\u4f55\u7528Go\u8bed\u8a00\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684if\u8bed\u53e5\u5224\u65ad\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002,go \u8bed\u8a00\u4e2d\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684 if \u8bed\u53e5,\u5c0f\u4f19\u4f34\u4eec\u5bf9GOLANG\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300a\u5982\u4f55\u7528Go\u8bed\u8a00\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684if\u8bed\u53e5\u5224\u65ad\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01,<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>\u5982\u4f55\u7528Go\u8bed\u8a00\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684if\u8bed\u53e5\u5224\u65ad\uff1f<\/span><\/p>\n<h1>\u5982\u4f55\u7528Go\u8bed\u8a00\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684if\u8bed\u53e5\u5224\u65ad\uff1f<\/h1>\n<p><span>2024-11-29 20:49:03<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u5c0f\u4f19\u4f34\u4eec\u5bf9GOLANG\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300a\u5982\u4f55\u7528Go\u8bed\u8a00\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684if\u8bed\u53e5\u5224\u65ad\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241129\/17328845276749b82fe8ed4.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>go \u8bed\u8a00\u4e2d\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684 if \u8bed\u53e5<\/strong><\/p>\n<p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u68c0\u67e5\u591a\u4e2a\u6761\u4ef6\u624d\u80fd\u6267\u884c\u4ee3\u7801\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u4f7f\u7528 if-else \u8bed\u53e5\u6216\u5d4c\u5957 if \u8bed\u53e5\u6765\u5904\u7406\u8fd9\u79cd\u60c5\u51b5\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>if fileformat == \"csv\" || fileformat == \"xlsx\" || fileformat == \"xls\" {\n    \/\/ ...\n}<\/pre>\n<p>\u8fd9\u79cd\u65b9\u6cd5\u867d\u7136\u6709\u6548\uff0c\u4f46\u5bf9\u4e8e\u591a\u4e2a\u6761\u4ef6\u6765\u8bf4\u53ef\u80fd\u53d8\u5f97\u5197\u957f\u4e14\u96be\u4ee5\u7ef4\u62a4\u3002<\/p>\n<p>go \u8bed\u8a00\u4e2d\u6ca1\u6709\u7b80\u5316\u591a\u4e2a\u6761\u4ef6 if \u8bed\u53e5\u7684\u8bed\u6cd5\u7cd6\uff0c\u4f46\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u5c01\u88c5\u6761\u4ef6\uff1a<\/p>\n<p><strong>\u521b\u5efa\u51fd\u6570\u68c0\u67e5\u6570\u7ec4\u4e2d\u7684\u5143\u7d20<\/strong><\/p>\n<pre>func inarray(value string, array []string) bool {\n    for _, v := range array {\n        if v == value {\n            return true\n        }\n    }\n    return false\n}<\/pre>\n<p><strong>\u4f7f\u7528\u51fd\u6570\u7b80\u5316\u6761\u4ef6\u5224\u65ad<\/strong><\/p>\n<pre>if InArray(fileFormat, []string{\"csv\", \"xlsx\", \"xls\"}) {\n    \/\/ ...\n}<\/pre>\n<p>\u8fd9\u79cd\u5c01\u88c5\u65b9\u5f0f\u5c06\u6761\u4ef6\u7684\u68c0\u67e5\u62bd\u8c61\u5230\u4e00\u4e2a\u53ef\u91cd\u7528\u7684\u51fd\u6570\u4e2d\uff0c\u4f7f\u5f97\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\uff0c\u4e5f\u66f4\u5bb9\u6613\u7406\u89e3\u548c\u7ef4\u62a4\u3002<\/p>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cgo \u8bed\u8a00\u5728\u8bed\u6cd5\u4e0a\u6ca1\u6709\u63d0\u4f9b\u592a\u591a\u4fbf\u5229\uff0c\u56e0\u6b64\u9700\u8981\u901a\u8fc7\u4e0d\u65ad\u63d0\u70bc\u5e38\u7528\u5de5\u5177\u51fd\u6570\u6765\u7b80\u5316\u4ee3\u7801\u3002<\/p>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5982\u4f55\u7528Go\u8bed\u8a00\u7b80\u5316\u591a\u4e2a\u6761\u4ef6\u7684if\u8bed\u53e5\u5224\u65ad\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   Python \u4e2d\u201ccan&#8217;t set attribute\u201d\u9519\u8bef\uff1a\u5982\u4f55\u89e3\u51b3\u5c5e\u6027\u8bbe\u7f6e\u95ee\u9898\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u7f51\u7edc\u63a5\u6536\u5b57\u7b26\u4e32\u5339\u914d\u5931\u8d25\uff0c\u5982\u4f55\u89e3\u51b3 switch case \u65e0\u6cd5\u5339\u914d\u95ee\u9898\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5c0f\u4f19\u4f34\u4eec\u5bf9GOLANG\u7f16\u7a0b\u611f\u5174\u8da3&#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-206932","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206932","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=206932"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206932\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}