{"id":1016261,"date":"2024-12-27T12:14:50","date_gmt":"2024-12-27T04:14:50","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1016261.html"},"modified":"2024-12-27T12:14:53","modified_gmt":"2024-12-27T04:14:53","slug":"python%e5%a6%82%e4%bd%95%e6%8a%8a%e5%ad%97%e6%af%8d%e6%8e%92%e5%ba%8f","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1016261.html","title":{"rendered":"python\u5982\u4f55\u628a\u5b57\u6bcd\u6392\u5e8f"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25095850\/b8828fe9-bb68-4ba7-b750-92bf3f54b4aa.webp\" alt=\"python\u5982\u4f55\u628a\u5b57\u6bcd\u6392\u5e8f\" \/><\/p>\n<p><p> <strong>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u5185\u7f6e\u51fd\u6570sorted()\u3001\u901a\u8fc7\u81ea\u5b9a\u4e49\u6392\u5e8f\u51fd\u6570\u3001\u4f7f\u7528join()\u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u91cd\u65b0\u6392\u5e8f<\/strong>\u3002\u8fd9\u4e9b\u65b9\u6cd5\u90fd\u975e\u5e38\u6709\u6548\uff0c\u5176\u4e2d<strong>sorted()\u662f\u6700\u5e38\u7528\u7684\u65b9\u6cd5<\/strong>\uff0c\u56e0\u4e3a\u5b83\u65e2\u7b80\u5355\u53c8\u5f3a\u5927\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528\u8fd9\u4e9b\u65b9\u6cd5\u5bf9\u5b57\u6bcd\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<\/p>\n<hr>\n<p><h3>\u4e00\u3001\u4f7f\u7528SORTED()\u51fd\u6570\u6392\u5e8f<\/h3>\n<\/p>\n<p><p>Python\u7684<code>sorted()<\/code>\u51fd\u6570\u662f\u4e00\u4e2a\u5185\u7f6e\u7684\u3001\u6613\u4e8e\u4f7f\u7528\u7684\u5de5\u5177\uff0c\u7528\u4e8e\u5bf9\u53ef\u8fed\u4ee3\u5bf9\u8c61\u8fdb\u884c\u6392\u5e8f\u3002\u5b83\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u5217\u8868\uff0c\u5143\u7d20\u6309\u5347\u5e8f\u6392\u5217\u3002<\/p>\n<\/p>\n<p><h4>\u4f7f\u7528\u65b9\u6cd5<\/h4>\n<\/p>\n<ol>\n<li><strong>\u57fa\u672c\u7528\u6cd5<\/strong>\uff1a\n<ul>\n<li>\u76f4\u63a5\u8c03\u7528<code>sorted()<\/code>\u51fd\u6570\uff0c\u5e76\u5c06\u5b57\u7b26\u4e32\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u5b83\u3002<code>sorted()<\/code>\u51fd\u6570\u4f1a\u5c06\u5b57\u7b26\u4e32\u89c6\u4e3a\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u6392\u5e8f\u540e\u7684\u5b57\u6bcd\u7684\u65b0\u5217\u8868\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><pre><code class=\"language-python\">string = &quot;python&quot;<\/p>\n<p>sorted_string = sorted(string)<\/p>\n<p>print(&quot;&quot;.join(sorted_string))  # \u8f93\u51fa: hnopty<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li><strong>\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\n<ul>\n<li><code>sorted()<\/code>\u51fd\u6570\u8fd4\u56de\u7684\u662f\u4e00\u4e2a\u5217\u8868\uff0c\u56e0\u6b64\u5982\u679c\u9700\u8981\u8fd4\u56de\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u4f7f\u7528<code>join()<\/code>\u65b9\u6cd5\u5c06\u5176\u8fde\u63a5\u6210\u5b57\u7b26\u4e32\u3002<\/li>\n<li>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c<code>sorted()<\/code>\u51fd\u6570\u662f\u533a\u5206\u5927\u5c0f\u5199\u7684\uff0c\u4e14\u4f1a\u4f18\u5148\u6392\u5e8f\u5927\u5199\u5b57\u6bcd\u3002\u56e0\u6b64\uff0c\u82e5\u9700\u8981\u4e0d\u533a\u5206\u5927\u5c0f\u5199\u6392\u5e8f\uff0c\u53ef\u4ee5\u901a\u8fc7\u81ea\u5b9a\u4e49\u6392\u5e8f\u51fd\u6570\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><h4>\u81ea\u5b9a\u4e49\u6392\u5e8f\u89c4\u5219<\/h4>\n<\/p>\n<ul>\n<li>\u4f7f\u7528<code>sorted()<\/code>\u51fd\u6570\u7684<code>key<\/code>\u53c2\u6570\u53ef\u4ee5\u81ea\u5b9a\u4e49\u6392\u5e8f\u89c4\u5219\u3002\u4f8b\u5982\uff0c\u901a\u8fc7\u4f7f\u7528<code>str.lower<\/code>\u4f5c\u4e3a<code>key<\/code>\u53c2\u6570\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4e0d\u533a\u5206\u5927\u5c0f\u5199\u7684\u6392\u5e8f\uff1a<\/li>\n<\/ul>\n<p><pre><code class=\"language-python\">string = &quot;Python&quot;<\/p>\n<p>sorted_string = sorted(string, key=str.lower)<\/p>\n<p>print(&quot;&quot;.join(sorted_string))  # \u8f93\u51fa: hnopty<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e8c\u3001\u901a\u8fc7\u81ea\u5b9a\u4e49\u6392\u5e8f\u51fd\u6570<\/h3>\n<\/p>\n<p><p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u80fd\u9700\u8981\u81ea\u5b9a\u4e49\u6392\u5e8f\u89c4\u5219\uff0c\u4f8b\u5982\u6309\u7167\u7279\u5b9a\u7684\u5b57\u7b26\u987a\u5e8f\u6392\u5e8f\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u7f16\u5199\u81ea\u5b9a\u4e49\u6392\u5e8f\u51fd\u6570\u6765\u5b9e\u73b0\u3002<\/p>\n<\/p>\n<p><h4>\u81ea\u5b9a\u4e49\u6392\u5e8f\u51fd\u6570\u7684\u5b9e\u73b0<\/h4>\n<\/p>\n<ol>\n<li><strong>\u5b9a\u4e49\u6392\u5e8f\u4f18\u5148\u7ea7<\/strong>\uff1a\n<ul>\n<li>\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u5b57\u5178\u6765\u5b9a\u4e49\u6bcf\u4e2a\u5b57\u7b26\u7684\u4f18\u5148\u7ea7\uff0c\u7136\u540e\u5728\u6392\u5e8f\u65f6\u6839\u636e\u8fd9\u4e2a\u4f18\u5148\u7ea7\u8fdb\u884c\u6392\u5e8f\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><pre><code class=\"language-python\">priority = {&#39;y&#39;: 1, &#39;p&#39;: 2, &#39;t&#39;: 3, &#39;h&#39;: 4, &#39;o&#39;: 5, &#39;n&#39;: 6}<\/p>\n<p>def custom_sort(char):<\/p>\n<p>    return priority.get(char, float(&#39;inf&#39;))<\/p>\n<p>string = &quot;python&quot;<\/p>\n<p>sorted_string = sorted(string, key=custom_sort)<\/p>\n<p>print(&quot;&quot;.join(sorted_string))  # \u8f93\u51fa: ypthon<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li><strong>\u7075\u6d3b\u4f7f\u7528<\/strong>\uff1a\n<ul>\n<li>\u8fd9\u79cd\u65b9\u6cd5\u63d0\u4f9b\u4e86\u6781\u5927\u7684\u7075\u6d3b\u6027\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u8fdb\u884c\u5b9a\u5236\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><h3>\u4e09\u3001\u4f7f\u7528JOIN()\u65b9\u6cd5\u91cd\u65b0\u6392\u5e8f<\/h3>\n<\/p>\n<p><p>\u5728\u6392\u5e8f\u5b8c\u6210\u540e\uff0c\u5982\u679c\u9700\u8981\u5c06\u6392\u5e8f\u540e\u7684\u5217\u8868\u91cd\u65b0\u7ec4\u5408\u6210\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u4f7f\u7528<code>join()<\/code>\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<p><h4>\u4f7f\u7528\u65b9\u6cd5<\/h4>\n<\/p>\n<ol>\n<li><strong>\u8fde\u63a5\u5217\u8868\u6210\u4e3a\u5b57\u7b26\u4e32<\/strong>\uff1a\n<ul>\n<li>\u5728\u7ecf\u8fc7<code>sorted()<\/code>\u6392\u5e8f\u540e\uff0c\u4f1a\u5f97\u5230\u4e00\u4e2a\u5217\u8868\uff0c\u6b64\u65f6\u53ef\u4ee5\u4f7f\u7528<code>join()<\/code>\u65b9\u6cd5\u5c06\u5176\u8fde\u63a5\u6210\u5b57\u7b26\u4e32\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><pre><code class=\"language-python\">string = &quot;python&quot;<\/p>\n<p>sorted_string = sorted(string)<\/p>\n<p>result = &quot;&quot;.join(sorted_string)<\/p>\n<p>print(result)  # \u8f93\u51fa: hnopty<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u56db\u3001\u603b\u7ed3\u4e0e\u5e94\u7528<\/h3>\n<\/p>\n<p><p>\u901a\u8fc7\u4ee5\u4e0a\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u5728Python\u4e2d\u5bf9\u5b57\u6bcd\u8fdb\u884c\u6392\u5e8f\u3002<code>sorted()<\/code>\u51fd\u6570\u7684\u5f3a\u5927\u4e4b\u5904\u5728\u4e8e\u5b83\u7684\u7b80\u5355\u6613\u7528\uff0c\u540c\u65f6\u652f\u6301\u81ea\u5b9a\u4e49\u6392\u5e8f\u89c4\u5219\uff0c\u4f7f\u5176\u9002\u7528\u4e8e\u5404\u79cd\u590d\u6742\u7684\u6392\u5e8f\u9700\u6c42\u3002\u65e0\u8bba\u662f\u5904\u7406\u7b80\u5355\u7684\u5b57\u6bcd\u6392\u5e8f\uff0c\u8fd8\u662f\u590d\u6742\u7684\u81ea\u5b9a\u4e49\u6392\u5e8f\uff0cPython\u90fd\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u5de5\u5177\u6765\u6ee1\u8db3\u6211\u4eec\u7684\u9700\u6c42\u3002<\/p>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5b57\u6bcd\u6392\u5e8f\u53ef\u4ee5\u7528\u4e8e\u5404\u79cd\u573a\u666f\uff0c\u4f8b\u5982\u5bf9\u7528\u6237\u8f93\u5165\u8fdb\u884c\u683c\u5f0f\u5316\u3001\u5206\u6790\u6587\u672c\u5185\u5bb9\u3001\u751f\u6210\u6709\u5e8f\u7684\u6807\u7b7e\u5217\u8868\u7b49\u3002\u8fd9\u4e9b\u65b9\u6cd5\u4e0d\u4ec5\u9650\u4e8e\u5b57\u6bcd\u6392\u5e8f\uff0c\u8fd8\u53ef\u4ee5\u5e94\u7528\u4e8e\u6570\u5b57\u3001\u5217\u8868\u3001\u5143\u7ec4\u7b49\u5176\u4ed6\u53ef\u8fed\u4ee3\u5bf9\u8c61\u7684\u6392\u5e8f\uff0c\u4f7f\u5f97Python\u5728\u6570\u636e\u5904\u7406\u548c\u5206\u6790\u65b9\u9762\u8868\u73b0\u5f97\u5c24\u4e3a\u51fa\u8272\u3002<\/p>\n<\/p>\n<p><p>\u901a\u8fc7\u6df1\u5165\u7406\u89e3\u548c\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u6392\u5e8f\u6280\u672f\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u5904\u7406\u6570\u636e\uff0c\u63d0\u5347\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u53ef\u8bfb\u6027\u3002\u65e0\u8bba\u662f\u5728\u5b66\u4e60\u8fc7\u7a0b\u4e2d\uff0c\u8fd8\u662f\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\uff0c\u8fd9\u4e9b\u6280\u5de7\u90fd\u662f\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\uff0c\u80fd\u591f\u6781\u5927\u5730\u62d3\u5c55\u6211\u4eec\u7684\u7f16\u7a0b\u80fd\u529b\u548c\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u4f7f\u7528Python\u5bf9\u5b57\u6bcd\u8fdb\u884c\u6392\u5e8f\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684<code>sorted()<\/code>\u51fd\u6570\u5bf9\u5b57\u6bcd\u8fdb\u884c\u6392\u5e8f\u3002\u8be5\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u6392\u5e8f\u540e\u7684\u5217\u8868\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u6709\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u901a\u8fc7<code>sorted(&#39;your_string&#39;)<\/code>\u6765\u83b7\u53d6\u5b57\u6bcd\u7684\u6392\u5e8f\u5217\u8868\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u6392\u5e8f\u662f\u57fa\u4e8e\u5b57\u6bcd\u7684ASCII\u503c\uff0c\u56e0\u6b64\u5927\u5199\u5b57\u6bcd\u4f1a\u6392\u5728\u5c0f\u5199\u5b57\u6bcd\u4e4b\u524d\u3002<\/p>\n<p><strong>\u662f\u5426\u53ef\u4ee5\u5bf9\u5b57\u6bcd\u8fdb\u884c\u81ea\u5b9a\u4e49\u6392\u5e8f\uff1f<\/strong><br \/>\u5f53\u7136\u53ef\u4ee5\u3002\u5728Python\u4e2d\uff0c<code>sorted()<\/code>\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a<code>key<\/code>\u53c2\u6570\uff0c\u5141\u8bb8\u4f60\u81ea\u5b9a\u4e49\u6392\u5e8f\u903b\u8f91\u3002\u4f8b\u5982\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528<code>key=str.lower<\/code>\u5c06\u5b57\u6bcd\u7edf\u4e00\u8f6c\u4e3a\u5c0f\u5199\u540e\u6392\u5e8f\uff0c\u4ece\u800c\u5b9e\u73b0\u4e0d\u533a\u5206\u5927\u5c0f\u5199\u7684\u5b57\u6bcd\u6392\u5e8f\u3002\u8fd9\u5bf9\u4e8e\u9700\u8981\u5ffd\u7565\u5927\u5c0f\u5199\u7684\u573a\u666f\u975e\u5e38\u5b9e\u7528\u3002<\/p>\n<p><strong>\u5982\u4f55\u5bf9\u5b57\u6bcd\u8fdb\u884c\u9006\u5e8f\u6392\u5e8f\uff1f<\/strong><br \/>\u5982\u679c\u60f3\u8981\u5c06\u5b57\u6bcd\u6309\u9006\u5e8f\u6392\u5e8f\uff0c\u53ef\u4ee5\u5728\u8c03\u7528<code>sorted()<\/code>\u51fd\u6570\u65f6\u8bbe\u7f6e<code>reverse=True<\/code>\u53c2\u6570\u3002\u4f8b\u5982\uff0c\u4f7f\u7528<code>sorted(&#39;your_string&#39;, reverse=True)<\/code>\u5c31\u53ef\u4ee5\u5f97\u5230\u5b57\u6bcd\u7684\u9006\u5e8f\u6392\u5217\u3002\u8fd9\u6837\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u4eceZ\u5230A\u7684\u6392\u5e8f\uff0c\u6ee1\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u5185\u7f6e\u51fd\u6570sorted()\u3001\u901a\u8fc7\u81ea\u5b9a\u4e49\u6392\u5e8f\u51fd\u6570\u3001\u4f7f\u7528join()\u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u91cd\u65b0\u6392 [&hellip;]","protected":false},"author":3,"featured_media":1016269,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1016261"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1016261"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1016261\/revisions"}],"predecessor-version":[{"id":1016271,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1016261\/revisions\/1016271"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1016269"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1016261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1016261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1016261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}