{"id":149,"date":"2023-03-27T08:20:35","date_gmt":"2023-03-27T00:20:35","guid":{"rendered":"https:\/\/mianka.xyz\/?p=148"},"modified":"2023-03-27T08:22:40","modified_gmt":"2023-03-27T00:22:40","slug":"python-bytes","status":"publish","type":"post","link":"https:\/\/www.mianka.xyz\/?p=149","title":{"rendered":"python bytes\u600e\u4e48\u8f6c\u6c49\u5b57"},"content":{"rendered":"<p>\u8981\u5c06bytes\u7c7b\u578b\u7684\u6570\u636e\u8f6c\u6362\u4e3a\u6c49\u5b57\uff0c\u9700\u8981\u5148\u5c06\u5176\u89e3\u7801\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u518d\u8fdb\u884c\u6c49\u5b57\u7f16\u7801\u7684\u8f6c\u6362\u3002<\/p>\n<p><\/p>\n<p>\u5728Python\u4e2d\uff0c\u5e38\u7528\u7684\u6c49\u5b57\u7f16\u7801\u65b9\u5f0f\u6709UTF-8\u3001GBK\u3001GB2312\u7b49\u3002\u56e0\u6b64\uff0c\u9700\u8981\u6839\u636e\u6570\u636e\u7684\u7f16\u7801\u65b9\u5f0f\u8fdb\u884c\u76f8\u5e94\u7684\u89e3\u7801\u548c\u7f16\u7801\u64cd\u4f5c\u3002<\/p>\n<p><\/p>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u5c06UTF-8\u7f16\u7801\u7684bytes\u8f6c\u6362\u4e3a\u6c49\u5b57\u5b57\u7b26\u4e32\uff1a<\/p>\n<pre class=\"prism-highlight prism-language-python\">b&nbsp;=&nbsp;b&#39;\\xe4\\xb8\\xad\\xe6\\x96\\x87&#39;\ns&nbsp;=&nbsp;b.decode(&#39;utf-8&#39;)\nprint(s)<\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u4e3a\uff1a<\/p>\n<pre class=\"prism-highlight prism-language-python\">\u4e2d\u6587<\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0cbytes\u7c7b\u578b\u7684\u53d8\u91cfb\u8868\u793a\u4e00\u4e2aUTF-8\u7f16\u7801\u7684\u5b57\u7b26\u4e32\uff0c\u4f7f\u7528decode\u65b9\u6cd5\u5c06\u5176\u89e3\u7801\u4e3a\u5b57\u7b26\u4e32\u53d8\u91cfs\uff0c\u7136\u540e\u76f4\u63a5\u8f93\u51fa\u5373\u53ef\u3002<\/p>\n<p><\/p>\n<p>\u5982\u679c\u8981\u5c06\u5176\u4ed6\u7f16\u7801\u65b9\u5f0f\u7684bytes\u8f6c\u6362\u4e3a\u6c49\u5b57\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u4f7f\u7528\u76f8\u5e94\u7684\u89e3\u7801\u65b9\u5f0f\u8fdb\u884c\u89e3\u7801\uff0c\u4f8b\u5982GBK\u7f16\u7801\uff1a<\/p>\n<pre class=\"prism-highlight prism-language-python\">b&nbsp;=&nbsp;b&#39;\\xd6\\xd0\\xce\\xc4&#39;\ns&nbsp;=&nbsp;b.decode(&#39;gbk&#39;)\nprint(s)<\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u4e3a\uff1a<\/p>\n<pre class=\"prism-highlight prism-language-python\">\u4e2d\u6587<\/pre>\n<p>\u7136\u540e\u518d\u4f7f\u7528\u76f8\u5e94\u7684\u7f16\u7801\u65b9\u5f0f\u8fdb\u884c\u7f16\u7801\u5373\u53ef\u3002\u4f8b\u5982\uff0c\u5c06UTF-8\u7f16\u7801\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3aGBK\u7f16\u7801\u7684\u5b57\u7b26\u4e32\uff1a<\/p>\n<pre class=\"prism-highlight prism-language-python\">s&nbsp;=&nbsp;&#39;\u4e2d\u6587&#39;\nb&nbsp;=&nbsp;s.encode(&#39;gbk&#39;)\nprint(b)<\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u4e3a\uff1a<\/p>\n<pre class=\"prism-highlight prism-language-bash\">b&#39;\\xd6\\xd0\\xce\\xc4&#39;<\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u5c06\u5b57\u7b26\u4e32s\u4f7f\u7528GBK\u7f16\u7801\u65b9\u5f0f\u8fdb\u884c\u7f16\u7801\uff0c\u5f97\u5230\u4e86\u4e00\u4e2abytes\u7c7b\u578b\u7684\u53d8\u91cfb\uff0c\u5373\u4e3aGBK\u7f16\u7801\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8981\u5c06bytes\u7c7b\u578b\u7684\u6570\u636e\u8f6c\u6362\u4e3a\u6c49\u5b57\uff0c\u9700\u8981\u5148\u5c06\u5176\u89e3\u7801\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u518d\u8fdb\u884c\u6c49\u5b57\u7f16\u7801\u7684\u8f6c\u6362\u3002<\/p>\n<p><\/p>\n<p>\u5728Python\u4e2d\uff0c\u5e38\u7528\u7684\u6c49\u5b57\u7f16\u7801\u65b9\u5f0f\u6709UTF-8\u3001GBK\u3001GB2312\u7b49\u3002\u56e0\u6b64\uff0c\u9700\u8981\u6839\u636e\u6570\u636e\u7684\u7f16\u7801\u65b9\u5f0f\u8fdb\u884c\u76f8\u5e94\u7684\u89e3\u7801\u548c\u7f16\u7801\u64cd\u4f5c\u3002<\/p>\n<p><\/p>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u5c06UTF-8\u7f16\u7801\u7684bytes\u8f6c\u6362\u4e3a\u6c49\u5b57\u5b57\u7b26\u4e32\uff1a<\/p>\n<pre class=\"prism-highlight prism-language-python\">b&nbsp;=&nbsp;b&#39;\\xe4\\xb8\\xad\\xe6\\x96\\x87&#39;\ns&nbsp;=&nbsp;b.decode(&#39;utf-8&#39;)\nprint(s)<\/pre>\n<p><!--autointro--><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-149","post","type-post","status-publish","format-standard","hentry","category-pythonbiji"],"_links":{"self":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/posts\/149","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=149"}],"version-history":[{"count":0,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/posts\/149\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=149"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=149"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}