{"id":1122149,"date":"2025-01-08T19:17:32","date_gmt":"2025-01-08T11:17:32","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1122149.html"},"modified":"2025-01-08T19:17:35","modified_gmt":"2025-01-08T11:17:35","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8python%e4%b8%ad%e5%b0%86%e5%ad%97%e6%af%8d%e6%8c%89%e9%a1%ba%e5%ba%8f%e6%8e%92%e5%88%97","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1122149.html","title":{"rendered":"\u5982\u4f55\u5728Python\u4e2d\u5c06\u5b57\u6bcd\u6309\u987a\u5e8f\u6392\u5217"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25084123\/4ef128a7-72b9-4511-99a8-1fd443c69022.webp\" alt=\"\u5982\u4f55\u5728Python\u4e2d\u5c06\u5b57\u6bcd\u6309\u987a\u5e8f\u6392\u5217\" \/><\/p>\n<p><p> <strong>\u5728Python\u4e2d\u5c06\u5b57\u6bcd\u6309\u987a\u5e8f\u6392\u5217\u7684\u65b9\u6cd5\u662f\uff1a\u4f7f\u7528\u5185\u7f6e\u51fd\u6570sorted()\u3001\u4f7f\u7528join()\u65b9\u6cd5\u3001\u5229\u7528\u5217\u8868\u65b9\u6cd5sort()\u3002<\/strong> \u4f8b\u5982\uff0c\u4f7f\u7528 <code>sorted()<\/code> \u51fd\u6570\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u4e00\u4e2a\u5b57\u7b26\u4e32\u4e2d\u7684\u5b57\u6bcd\u6309\u5b57\u6bcd\u987a\u5e8f\u6392\u5217\u3002\u9996\u5148\uff0c\u6211\u4eec\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5217\u8868\uff0c\u7136\u540e\u4f7f\u7528 <code>sorted()<\/code> \u51fd\u6570\u5bf9\u5176\u8fdb\u884c\u6392\u5e8f\uff0c\u6700\u540e\u5c06\u6392\u5e8f\u540e\u7684\u5217\u8868\u91cd\u65b0\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u3002<strong>sorted()\u51fd\u6570\u662f\u6700\u5e38\u7528\u7684\u65b9\u6cd5<\/strong>\uff0c\u56e0\u4e3a\u5b83\u4e0d\u4ec5\u7b80\u6d01\uff0c\u8fd8\u80fd\u4fdd\u6301\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u4f7f\u7528sorted()\u51fd\u6570\u8fdb\u884c\u6392\u5e8f<\/h3>\n<\/p>\n<p><p>Python \u7684 <code>sorted()<\/code> \u51fd\u6570\u662f\u5185\u7f6e\u7684\u6392\u5e8f\u5de5\u5177\uff0c\u53ef\u4ee5\u5bf9\u4efb\u4f55\u53ef\u8fed\u4ee3\u5bf9\u8c61\u8fdb\u884c\u6392\u5e8f\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u5217\u8868\u3002\u4f7f\u7528 <code>sorted()<\/code> \u51fd\u6570\u7684\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5217\u8868<\/strong>\uff1a<\/p>\n<p>\u9996\u5148\uff0c\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5b57\u7b26\u5217\u8868\uff0c\u56e0\u4e3a <code>sorted()<\/code> \u51fd\u6570\u9700\u8981\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u8c03\u7528sorted()\u51fd\u6570<\/strong>\uff1a<\/p>\n<p>\u4f7f\u7528 <code>sorted()<\/code> \u51fd\u6570\u5bf9\u5b57\u7b26\u5217\u8868\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u5c06\u5217\u8868\u8f6c\u6362\u56de\u5b57\u7b26\u4e32<\/strong>\uff1a<\/p>\n<p>\u4f7f\u7528 <code>join()<\/code> \u65b9\u6cd5\u5c06\u6392\u5e8f\u540e\u7684\u5b57\u7b26\u5217\u8868\u91cd\u65b0\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><pre><code class=\"language-python\">def sort_string(s):<\/p>\n<p>    return &#39;&#39;.join(sorted(s))<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>sample_str = &quot;python&quot;<\/p>\n<p>sorted_str = sort_string(sample_str)<\/p>\n<p>print(sorted_str)  # \u8f93\u51fa: hnopty<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e8c\u3001\u4f7f\u7528join()\u65b9\u6cd5<\/h3>\n<\/p>\n<p><p>\u5728 <code>sorted()<\/code> \u51fd\u6570\u6392\u5e8f\u540e\u7684\u7ed3\u679c\u662f\u4e00\u4e2a\u5217\u8868\uff0c\u4e3a\u4e86\u5c06\u5176\u8f6c\u6362\u56de\u5b57\u7b26\u4e32\uff0c\u6211\u4eec\u9700\u8981\u4f7f\u7528 <code>join()<\/code> \u65b9\u6cd5\u3002<code>join()<\/code> \u65b9\u6cd5\u662f\u5b57\u7b26\u4e32\u5bf9\u8c61\u7684\u4e00\u4e2a\u65b9\u6cd5\uff0c\u5b83\u5c06\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\u4e2d\u7684\u6240\u6709\u5143\u7d20\u8fde\u63a5\u6210\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def sort_string(s):<\/p>\n<p>    sorted_list = sorted(s)<\/p>\n<p>    return &#39;&#39;.join(sorted_list)<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>sample_str = &quot;example&quot;<\/p>\n<p>sorted_str = sort_string(sample_str)<\/p>\n<p>print(sorted_str)  # \u8f93\u51fa: aeelmpx<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u9996\u5148\u6211\u4eec\u4f7f\u7528 <code>sorted()<\/code> \u51fd\u6570\u5bf9\u5b57\u7b26\u4e32\u8fdb\u884c\u6392\u5e8f\uff0c\u7136\u540e\u4f7f\u7528 <code>join()<\/code> \u65b9\u6cd5\u5c06\u6392\u5e8f\u540e\u7684\u5217\u8868\u8f6c\u6362\u56de\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u5229\u7528\u5217\u8868\u65b9\u6cd5sort()<\/h3>\n<\/p>\n<p><p>\u9664\u4e86\u4f7f\u7528 <code>sorted()<\/code> \u51fd\u6570\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u5217\u8868\u7684 <code>sort()<\/code> \u65b9\u6cd5\u3002\u4e0d\u8fc7\uff0c\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c<code>sort()<\/code> \u65b9\u6cd5\u662f\u5c31\u5730\u6392\u5e8f\uff0c\u4f1a\u76f4\u63a5\u4fee\u6539\u539f\u5217\u8868\uff0c\u800c\u4e0d\u662f\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u5217\u8868\u3002<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5217\u8868<\/strong>\uff1a<\/p>\n<p>\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5b57\u7b26\u5217\u8868\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u8c03\u7528\u5217\u8868\u7684sort()\u65b9\u6cd5<\/strong>\uff1a<\/p>\n<p>\u4f7f\u7528 <code>sort()<\/code> \u65b9\u6cd5\u5bf9\u5b57\u7b26\u5217\u8868\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u5c06\u5217\u8868\u8f6c\u6362\u56de\u5b57\u7b26\u4e32<\/strong>\uff1a<\/p>\n<p>\u4f7f\u7528 <code>join()<\/code> \u65b9\u6cd5\u5c06\u6392\u5e8f\u540e\u7684\u5b57\u7b26\u5217\u8868\u91cd\u65b0\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><pre><code class=\"language-python\">def sort_string(s):<\/p>\n<p>    char_list = list(s)<\/p>\n<p>    char_list.sort()<\/p>\n<p>    return &#39;&#39;.join(char_list)<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>sample_str = &quot;sorting&quot;<\/p>\n<p>sorted_str = sort_string(sample_str)<\/p>\n<p>print(sorted_str)  # \u8f93\u51fa: ginorst<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u56db\u3001\u6bd4\u8f83sorted()\u548csort()\u65b9\u6cd5<\/h3>\n<\/p>\n<p><p>\u867d\u7136 <code>sorted()<\/code> \u548c <code>sort()<\/code> \u65b9\u6cd5\u90fd\u53ef\u4ee5\u5bf9\u5217\u8868\u8fdb\u884c\u6392\u5e8f\uff0c\u4f46\u5b83\u4eec\u4e4b\u95f4\u6709\u4e00\u4e9b\u5173\u952e\u7684\u533a\u522b\uff1a<\/p>\n<\/p>\n<ul>\n<li><strong>sorted()<\/strong>\uff1a\u662f\u4e00\u4e2a\u5185\u7f6e\u51fd\u6570\uff0c\u4e0d\u4f1a\u4fee\u6539\u539f\u59cb\u5217\u8868\uff0c\u800c\u662f\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u6392\u5e8f\u5217\u8868\u3002\u5b83\u53ef\u4ee5\u4f5c\u7528\u4e8e\u4efb\u4f55\u53ef\u8fed\u4ee3\u5bf9\u8c61\u3002<\/li>\n<li><strong>sort()<\/strong>\uff1a\u662f\u5217\u8868\u5bf9\u8c61\u7684\u4e00\u4e2a\u65b9\u6cd5\uff0c\u4f1a\u5c31\u5730\u4fee\u6539\u539f\u59cb\u5217\u8868\uff0c\u4e0d\u8fd4\u56de\u4efb\u4f55\u503c\uff08\u8fd4\u56de <code>None<\/code>\uff09\u3002\u5b83\u53ea\u80fd\u4f5c\u7528\u4e8e\u5217\u8868\u3002<\/li>\n<\/ul>\n<p><p>\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c<code>sorted()<\/code> \u51fd\u6570\u66f4\u4e3a\u7075\u6d3b\uff0c\u56e0\u4e3a\u5b83\u4e0d\u4f1a\u4fee\u6539\u539f\u59cb\u6570\u636e\uff0c\u5e76\u4e14\u53ef\u4ee5\u4f5c\u7528\u4e8e\u6240\u6709\u53ef\u8fed\u4ee3\u5bf9\u8c61\u3002<\/p>\n<\/p>\n<p><h3>\u4e94\u3001\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u8f93\u5165<\/h3>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6211\u4eec\u53ef\u80fd\u4f1a\u9047\u5230\u4e0d\u540c\u7c7b\u578b\u7684\u8f93\u5165\uff0c\u5982\u5305\u542b\u5927\u5199\u5b57\u6bcd\u3001\u5c0f\u5199\u5b57\u6bcd\u3001\u6570\u5b57\u6216\u7279\u6b8a\u5b57\u7b26\u7684\u5b57\u7b26\u4e32\u3002\u4e3a\u4e86\u786e\u4fdd\u6392\u5e8f\u7ed3\u679c\u7b26\u5408\u9884\u671f\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u8fd9\u4e9b\u60c5\u51b5\u8fdb\u884c\u5904\u7406\u3002<\/p>\n<\/p>\n<p><h4>1\u3001\u5ffd\u7565\u5927\u5c0f\u5199\u8fdb\u884c\u6392\u5e8f<\/h4>\n<\/p>\n<p><p>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c<code>sorted()<\/code> \u51fd\u6570\u662f\u533a\u5206\u5927\u5c0f\u5199\u7684\uff0c\u8fd9\u610f\u5473\u7740\u5927\u5199\u5b57\u6bcd\u4f1a\u6392\u5728\u5c0f\u5199\u5b57\u6bcd\u4e4b\u524d\u3002\u5982\u679c\u6211\u4eec\u5e0c\u671b\u5ffd\u7565\u5927\u5c0f\u5199\u8fdb\u884c\u6392\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>str.lower<\/code> \u4f5c\u4e3a <code>sorted()<\/code> \u51fd\u6570\u7684 <code>key<\/code> \u53c2\u6570\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def sort_string_ignore_case(s):<\/p>\n<p>    return &#39;&#39;.join(sorted(s, key=str.lower))<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>sample_str = &quot;PythonProgramming&quot;<\/p>\n<p>sorted_str = sort_string_ignore_case(sample_str)<\/p>\n<p>print(sorted_str)  # \u8f93\u51fa: aaggimmnnooopprrtyy<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>2\u3001\u5904\u7406\u5305\u542b\u6570\u5b57\u7684\u5b57\u7b26\u4e32<\/h4>\n<\/p>\n<p><p>\u5982\u679c\u5b57\u7b26\u4e32\u4e2d\u5305\u542b\u6570\u5b57\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>sorted()<\/code> \u51fd\u6570\u8fdb\u884c\u6392\u5e8f\uff0c\u6570\u5b57\u4f1a\u6309\u7167\u9ed8\u8ba4\u7684\u5b57\u7b26\u987a\u5e8f\u6392\u5728\u5b57\u6bcd\u4e4b\u524d\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def sort_string_with_numbers(s):<\/p>\n<p>    return &#39;&#39;.join(sorted(s))<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>sample_str = &quot;abc123&quot;<\/p>\n<p>sorted_str = sort_string_with_numbers(sample_str)<\/p>\n<p>print(sorted_str)  # \u8f93\u51fa: 123abc<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>3\u3001\u5904\u7406\u5305\u542b\u7279\u6b8a\u5b57\u7b26\u7684\u5b57\u7b26\u4e32<\/h4>\n<\/p>\n<p><p>\u7279\u6b8a\u5b57\u7b26\u4f1a\u6309\u7167\u5b83\u4eec\u7684 ASCII \u503c\u8fdb\u884c\u6392\u5e8f\u3002\u5982\u679c\u9700\u8981\u81ea\u5b9a\u4e49\u6392\u5e8f\u89c4\u5219\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>key<\/code> \u53c2\u6570\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def sort_string_with_special_chars(s):<\/p>\n<p>    return &#39;&#39;.join(sorted(s))<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>sample_str = &quot;a@b#c$1&quot;<\/p>\n<p>sorted_str = sort_string_with_special_chars(sample_str)<\/p>\n<p>print(sorted_str)  # \u8f93\u51fa: #$@1abc<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u516d\u3001\u6027\u80fd\u4f18\u5316<\/h3>\n<\/p>\n<p><p>\u5728\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u65f6\uff0c\u6392\u5e8f\u7684\u6027\u80fd\u53ef\u80fd\u4f1a\u6210\u4e3a\u4e00\u4e2a\u95ee\u9898\u3002Python \u7684 <code>sorted()<\/code> \u51fd\u6570\u548c <code>sort()<\/code> \u65b9\u6cd5\u90fd\u5b9e\u73b0\u4e86 Timsort \u7b97\u6cd5\uff0c\u8fd9\u662f\u4e00\u79cd\u6df7\u5408\u7a33\u5b9a\u6392\u5e8f\u7b97\u6cd5\uff0c\u5177\u6709 O(n log n) \u7684\u65f6\u95f4\u590d\u6742\u5ea6\u3002<\/p>\n<\/p>\n<p><p>\u4e3a\u4e86\u63d0\u9ad8\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u8651\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u8f6c\u6362<\/strong>\uff1a<\/p>\n<p>\u5c3d\u91cf\u51cf\u5c11\u5b57\u7b26\u4e32\u548c\u5217\u8868\u4e4b\u95f4\u7684\u8f6c\u6362\u6b21\u6570\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u4f7f\u7528\u751f\u6210\u5668\u8868\u8fbe\u5f0f<\/strong>\uff1a<\/p>\n<p>\u4f7f\u7528\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u800c\u4e0d\u662f\u5217\u8868\u63a8\u5bfc\u5f0f\uff0c\u53ef\u4ee5\u8282\u7701\u5185\u5b58\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><pre><code class=\"language-python\">def sort_string_optimized(s):<\/p>\n<p>    return &#39;&#39;.join(sorted(s))<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>sample_str = &quot;optimization&quot;<\/p>\n<p>sorted_str = sort_string_optimized(sample_str)<\/p>\n<p>print(sorted_str)  # \u8f93\u51fa: <a href=\"https:\/\/docs.pingcode.com\/blog\/59162.html\" target=\"_blank\">AI<\/a>imnooptz<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e03\u3001\u5b9e\u9645\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5b57\u7b26\u4e32\u6392\u5e8f\u6709\u8bb8\u591a\u5b9e\u9645\u7528\u9014\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u6570\u636e\u6e05\u6d17<\/strong>\uff1a<\/p>\n<p>\u5728\u6570\u636e\u5206\u6790\u548c\u5904\u7406\u8fc7\u7a0b\u4e2d\uff0c\u7ecf\u5e38\u9700\u8981\u5bf9\u5b57\u7b26\u4e32\u8fdb\u884c\u6392\u5e8f\uff0c\u4ee5\u4fbf\u8fdb\u884c\u8fdb\u4e00\u6b65\u7684\u5206\u6790\u548c\u5904\u7406\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u5bc6\u7801\u751f\u6210<\/strong>\uff1a<\/p>\n<p>\u5728\u751f\u6210\u5bc6\u7801\u65f6\uff0c\u53ef\u4ee5\u5bf9\u5b57\u7b26\u8fdb\u884c\u6392\u5e8f\uff0c\u4ee5\u786e\u4fdd\u751f\u6210\u7684\u5bc6\u7801\u7b26\u5408\u7279\u5b9a\u89c4\u5219\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u6587\u672c\u5904\u7406<\/strong>\uff1a<\/p>\n<p>\u5728\u5904\u7406\u81ea\u7136\u8bed\u8a00\u6587\u672c\u65f6\uff0c\u53ef\u80fd\u9700\u8981\u5bf9\u5355\u8bcd\u6216\u5b57\u7b26\u8fdb\u884c\u6392\u5e8f\uff0c\u4ee5\u4fbf\u8fdb\u884c\u9891\u7387\u7edf\u8ba1\u6216\u6a21\u5f0f\u5339\u914d\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><pre><code class=\"language-python\">def clean_and_sort_data(data):<\/p>\n<p>    cleaned_data = &#39;&#39;.join(filter(str.isalnum, data))<\/p>\n<p>    return sort_string_ignore_case(cleaned_data)<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>raw_data = &quot;Hello, World! 123&quot;<\/p>\n<p>sorted_data = clean_and_sort_data(raw_data)<\/p>\n<p>print(sorted_data)  # \u8f93\u51fa: 123dehllloorw<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u516b\u3001\u603b\u7ed3<\/h3>\n<\/p>\n<p><p>\u5728Python\u4e2d\u5c06\u5b57\u6bcd\u6309\u987a\u5e8f\u6392\u5217\u7684\u65b9\u6cd5\u4e3b\u8981\u6709\u4f7f\u7528 <code>sorted()<\/code> \u51fd\u6570\u3001\u4f7f\u7528 <code>join()<\/code> \u65b9\u6cd5\u3001\u4ee5\u53ca\u5229\u7528\u5217\u8868\u65b9\u6cd5 <code>sort()<\/code>\u3002<strong>\u4f7f\u7528sorted()\u51fd\u6570\u662f\u6700\u63a8\u8350\u7684\u65b9\u6cd5<\/strong>\uff0c\u56e0\u4e3a\u5b83\u4e0d\u4ec5\u7b80\u6d01\uff0c\u8fd8\u80fd\u4fdd\u6301\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u8f93\u5165\u65f6\uff0c\u53ef\u80fd\u9700\u8981\u4f7f\u7528 <code>key<\/code> \u53c2\u6570\u8fdb\u884c\u81ea\u5b9a\u4e49\u6392\u5e8f\u3002\u4e3a\u4e86\u63d0\u9ad8\u6027\u80fd\uff0c\u5c3d\u91cf\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u8f6c\u6362\u548c\u4f7f\u7528\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u3002\u5b57\u7b26\u4e32\u6392\u5e8f\u5728\u6570\u636e\u6e05\u6d17\u3001\u5bc6\u7801\u751f\u6210\u548c\u6587\u672c\u5904\u7406\u7b49\u5b9e\u9645\u5e94\u7528\u4e2d\u5177\u6709\u91cd\u8981\u4f5c\u7528\u3002\u901a\u8fc7\u5b66\u4e60\u548c\u5b9e\u8df5\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u66f4\u597d\u5730\u5904\u7406\u548c\u6392\u5e8f\u5b57\u7b26\u4e32\u6570\u636e\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u5bf9\u5b57\u7b26\u4e32\u4e2d\u7684\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\u7b26\u4e32\u4e2d\u7684\u5b57\u6bcd\u8fdb\u884c\u6392\u5e8f\u3002\u8be5\u51fd\u6570\u4f1a\u8fd4\u56de\u4e00\u4e2a\u6392\u5e8f\u540e\u7684\u5217\u8868\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7<code>join()<\/code>\u65b9\u6cd5\u5c06\u5176\u8f6c\u6362\u56de\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff0c<code>sorted(&quot;python&quot;)<\/code>\u4f1a\u8fd4\u56de<code>[&#39;h&#39;, &#39;n&#39;, &#39;o&#39;, &#39;p&#39;, &#39;t&#39;, &#39;y&#39;]<\/code>\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528<code>&quot;&quot;.join(sorted(&quot;python&quot;))<\/code>\u5f97\u5230<code>&#39;hnopty&#39;<\/code>\u3002<\/p>\n<p><strong>\u662f\u5426\u53ef\u4ee5\u81ea\u5b9a\u4e49\u5b57\u6bcd\u6392\u5e8f\u7684\u89c4\u5219\uff1f<\/strong><br \/>\u662f\u7684\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7<code>key<\/code>\u53c2\u6570\u6765\u81ea\u5b9a\u4e49\u6392\u5e8f\u89c4\u5219\u3002\u4f8b\u5982\uff0c\u5982\u679c\u5e0c\u671b\u6309\u5b57\u6bcd\u7684\u51fa\u73b0\u6b21\u6570\u8fdb\u884c\u6392\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u5b57\u5178\u8bb0\u5f55\u6bcf\u4e2a\u5b57\u6bcd\u7684\u51fa\u73b0\u6b21\u6570\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3a\u6392\u5e8f\u7684\u4f9d\u636e\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n<pre><code class=\"language-python\">from collections import Counter\n\ntext = &quot;hello world&quot;\nletter_count = Counter(text)\nsorted_letters = sorted(text, key=lambda x: letter_count[x])\nsorted_string = &#39;&#39;.join(sorted_letters)\n<\/code><\/pre>\n<p><strong>\u5728\u6392\u5e8f\u65f6\u5982\u4f55\u5904\u7406\u5927\u5c0f\u5199\u5b57\u6bcd\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u6392\u5e8f\u9ed8\u8ba4\u662f\u533a\u5206\u5927\u5c0f\u5199\u7684\uff0c\u901a\u5e38\u5927\u5199\u5b57\u6bcd\u4f1a\u6392\u5728\u5c0f\u5199\u5b57\u6bcd\u4e4b\u524d\u3002\u5982\u679c\u5e0c\u671b\u5ffd\u7565\u5927\u5c0f\u5199\uff0c\u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u7edf\u4e00\u7684\u5927\u5c0f\u5199\u5f62\u5f0f\uff0c\u4f8b\u5982\u4f7f\u7528<code>lower()<\/code>\u65b9\u6cd5\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n<pre><code class=\"language-python\">sorted_string = &#39;&#39;.join(sorted(&quot;HelloWorld&quot;, key=str.lower))\n<\/code><\/pre>\n<p>\u8fd9\u5c06\u786e\u4fdd\u65e0\u8bba\u5b57\u6bcd\u7684\u539f\u59cb\u5927\u5c0f\u5199\u5982\u4f55\uff0c\u6392\u5e8f\u540e\u7684\u7ed3\u679c\u90fd\u662f\u7edf\u4e00\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u5c06\u5b57\u6bcd\u6309\u987a\u5e8f\u6392\u5217\u7684\u65b9\u6cd5\u662f\uff1a\u4f7f\u7528\u5185\u7f6e\u51fd\u6570sorted()\u3001\u4f7f\u7528join()\u65b9\u6cd5\u3001\u5229\u7528\u5217\u8868\u65b9\u6cd5so [&hellip;]","protected":false},"author":3,"featured_media":1122156,"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\/1122149"}],"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=1122149"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1122149\/revisions"}],"predecessor-version":[{"id":1122160,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1122149\/revisions\/1122160"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1122156"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1122149"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1122149"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1122149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}