{"id":205752,"date":"2025-06-12T12:00:00","date_gmt":"2025-06-12T04:00:00","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205752\/"},"modified":"2025-06-12T12:00:00","modified_gmt":"2025-06-12T04:00:00","slug":"go-%e8%af%ad%e8%a8%80%e4%b8%ad%ef%bc%8c%e5%a6%82%e4%bd%95%e5%b0%86%e5%ad%97%e7%ac%a6%e4%b8%b2%e7%9a%84%e7%89%b9%e6%ae%8a%e5%ad%97%e7%ac%a6%e6%ad%a3%e7%a1%ae%e8%bd%ac%e6%8d%a2%e4%b8%ba-byte%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205752\/","title":{"rendered":"Go \u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u7684\u7279\u6b8a\u5b57\u7b26\u6b63\u786e\u8f6c\u6362\u4e3a []byte\uff1f"},"content":{"rendered":"<p>\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929GOLANG\u5c31\u6574\u7406\u5206\u4eab\u300aGo \u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u7684\u7279\u6b8a\u5b57\u7b26\u6b63\u786e\u8f6c\u6362\u4e3a []byte\uff1f\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9GOLANG\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7GOLANG\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729988867671d8903914dd.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u7279\u6b8a\u5b57\u7b26 string \u8f6c []byte \u95ee\u9898<\/strong>,\u5728 go \u8bed\u8a00\u4e2d\uff0c\u5c06\u7279\u6b8a\u5b57\u7b26\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a []byte \u65f6\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u8f6c\u7801\u4e0d\u4e00\u81f4\u7684\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u5c1d\u8bd5\u8f6c\u6362\u7a7a\u683c\u5b57\u7b26 &#8221; &#8221; \u65f6\uff1a,\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u76f4\u63a5\u8f6c\u6362\u5b57\u7b26\u4e3a []byte \u5f97\u5230 [129]\uff0c\u800c\u901a\u8fc7\u5b57\u7b26\u4e32\u8f6c\u6362\u5f97\u5230 [194 129]\u3002\u8fd9\u662f\u56e0\u4e3a go \u4e2d\u7684\u5b57\u7b26\u4e32\u5b58\u50a8\u7684\u662f utf-8 \u7f16\u7801\u7684\u5b57\u8282\u5207\u7247\uff0c\u800c\u7a7a\u683c\u5b57\u7b26\u7684 utf-8 \u7f16\u7801\u662f [194 129]\u3002,\u4e3a\u4e86\u907f\u514d\u8f6c\u7801\u4e0d\u4e00\u81f4\uff0c\u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a rune \u5207\u7247\u3002rune \u5207\u7247\u4fdd\u5b58\u7684\u662f\u5b57\u7b26\u4e32\u4e2d\u6bcf\u4e2a\u5b57\u7b26\u7684 unicode \u503c\uff1a,rune \u503c 32 \u5bf9\u5e94\u4e8e\u7a7a\u683c\u5b57\u7b26\u7684 unicode \u503c\u3002\u56e0\u6b64\uff0c\u901a\u8fc7 rune \u5207\u7247\u53ef\u4ee5\u5f97\u5230\u4e0e\u76f4\u63a5\u8f6c\u6362\u5b57\u7b26\u76f8\u540c\u7684\u7ed3\u679c\u3002,\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aGo \u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u7684\u7279\u6b8a\u5b57\u7b26\u6b63\u786e\u8f6c\u6362\u4e3a []byte\uff1f\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\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01,\u7279\u6b8a\u5b57\u7b26 string \u8f6c []byte \u95ee\u9898,\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929GOLANG\u5c31\u6574\u7406\u5206\u4eab\u300aGo \u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u7684\u7279\u6b8a\u5b57\u7b26\u6b63\u786e\u8f6c\u6362\u4e3a []byte\uff1f\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9GOLANG\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7GOLANG\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002,<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 \u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u7684\u7279\u6b8a\u5b57\u7b26\u6b63\u786e\u8f6c\u6362\u4e3a []byte\uff1f<\/span><\/p>\n<h1>Go \u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u7684\u7279\u6b8a\u5b57\u7b26\u6b63\u786e\u8f6c\u6362\u4e3a []byte\uff1f<\/h1>\n<p><span>2024-10-27 08:28:03<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929GOLANG\u5c31\u6574\u7406\u5206\u4eab\u300aGo \u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u7684\u7279\u6b8a\u5b57\u7b26\u6b63\u786e\u8f6c\u6362\u4e3a []byte\uff1f\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9GOLANG\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7GOLANG\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729988867671d8903914dd.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u7279\u6b8a\u5b57\u7b26 string \u8f6c []byte \u95ee\u9898<\/strong><\/p>\n<p>\u5728 go \u8bed\u8a00\u4e2d\uff0c\u5c06\u7279\u6b8a\u5b57\u7b26\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a []byte \u65f6\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u8f6c\u7801\u4e0d\u4e00\u81f4\u7684\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u5c1d\u8bd5\u8f6c\u6362\u7a7a\u683c\u5b57\u7b26 &#8221; &#8221; \u65f6\uff1a<\/p>\n<pre>    bytes := []byte{' '}\n    fmt.print(bytes)      \/\/\u8f93\u51fa: [129]\n\n    str := \" \"\n    fmt.print([]byte(str))  \/\/\u8f93\u51fa: [194 129]<\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u76f4\u63a5\u8f6c\u6362\u5b57\u7b26\u4e3a []byte \u5f97\u5230 [129]\uff0c\u800c\u901a\u8fc7\u5b57\u7b26\u4e32\u8f6c\u6362\u5f97\u5230 [194 129]\u3002\u8fd9\u662f\u56e0\u4e3a go \u4e2d\u7684\u5b57\u7b26\u4e32\u5b58\u50a8\u7684\u662f utf-8 \u7f16\u7801\u7684\u5b57\u8282\u5207\u7247\uff0c\u800c\u7a7a\u683c\u5b57\u7b26\u7684 utf-8 \u7f16\u7801\u662f [194 129]\u3002<\/p>\n<p>\u4e3a\u4e86\u907f\u514d\u8f6c\u7801\u4e0d\u4e00\u81f4\uff0c\u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a rune \u5207\u7247\u3002rune \u5207\u7247\u4fdd\u5b58\u7684\u662f\u5b57\u7b26\u4e32\u4e2d\u6bcf\u4e2a\u5b57\u7b26\u7684 unicode \u503c\uff1a<\/p>\n<pre>    strRune := []rune(str)\n    fmt.Print(strRune)  \/\/\u8f93\u51fa: [32]<\/pre>\n<p>rune \u503c 32 \u5bf9\u5e94\u4e8e\u7a7a\u683c\u5b57\u7b26\u7684 unicode \u503c\u3002\u56e0\u6b64\uff0c\u901a\u8fc7 rune \u5207\u7247\u53ef\u4ee5\u5f97\u5230\u4e0e\u76f4\u63a5\u8f6c\u6362\u5b57\u7b26\u76f8\u540c\u7684\u7ed3\u679c\u3002<\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aGo \u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u7684\u7279\u6b8a\u5b57\u7b26\u6b63\u786e\u8f6c\u6362\u4e3a []byte\uff1f\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\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   PHP \u51fd\u6570\u600e\u4e48\u96c6\u6210\u7b2c\u4e09\u65b9\u5e93\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   GOLANG \u51fd\u6570\uff1a\u5e76\u53d1\u4efb\u52a1\u6267\u884c\u4e2d\u7684\u5206\u5e03\u5f0f\u534f\u8c03\u65b9\u6848\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f&#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-205752","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205752","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=205752"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205752\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}