{"id":1081902,"date":"2025-01-08T12:43:49","date_gmt":"2025-01-08T04:43:49","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1081902.html"},"modified":"2025-01-08T12:43:51","modified_gmt":"2025-01-08T04:43:51","slug":"python%e4%b8%ad%e5%88%97%e8%a1%a8%e5%a6%82%e4%bd%95%e4%bb%8e%e9%ab%98%e5%88%b0%e4%bd%8e%e6%8e%92%e5%ba%8f-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1081902.html","title":{"rendered":"python\u4e2d\u5217\u8868\u5982\u4f55\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/24183705\/f6a035ed-a312-4eb2-be4a-e6990b993d4a.webp\" alt=\"python\u4e2d\u5217\u8868\u5982\u4f55\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\" \/><\/p>\n<p><p> \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u51e0\u79cd\u4e0d\u540c\u7684\u65b9\u6cd5\u5c06\u5217\u8868\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\u3002<strong>\u5e38\u89c1\u7684\u65b9\u6cd5\u6709\u4f7f\u7528<code>sort()<\/code>\u65b9\u6cd5\u3001<code>sorted()<\/code>\u51fd\u6570\u3001\u5229\u7528<code>reverse<\/code>\u53c2\u6570\u3001\u4ee5\u53ca\u7ed3\u5408lambda\u51fd\u6570\u8fdb\u884c\u590d\u6742\u6392\u5e8f<\/strong>\u3002\u5176\u4e2d\uff0c\u4f7f\u7528<code>sort()<\/code>\u65b9\u6cd5\u548c<code>sorted()<\/code>\u51fd\u6570\u662f\u6700\u5e38\u7528\u7684\u4e24\u79cd\u65b9\u5f0f\u3002\u4e0b\u9762\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u5e76\u4e3e\u4f8b\u8bf4\u660e\u5982\u4f55\u5728Python\u4e2d\u5b9e\u73b0\u5217\u8868\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\u3002<\/p>\n<\/p>\n<p><p>\u4e00\u3001<code>sort()<\/code>\u65b9\u6cd5<\/p>\n<\/p>\n<p><p>Python\u7684\u5217\u8868\u5bf9\u8c61\u6709\u4e00\u4e2a\u5185\u7f6e\u7684<code>sort()<\/code>\u65b9\u6cd5\uff0c\u53ef\u4ee5\u76f4\u63a5\u5bf9\u5217\u8868\u8fdb\u884c\u6392\u5e8f\u3002<code>sort()<\/code>\u65b9\u6cd5\u4f1a\u5bf9\u5217\u8868\u8fdb\u884c\u539f\u5730\u6392\u5e8f\uff0c\u4e5f\u5c31\u662f\u8bf4\u4e0d\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5217\u8868\uff0c\u800c\u662f\u76f4\u63a5\u4fee\u6539\u539f\u6765\u7684\u5217\u8868\u3002\u8981\u5c06\u5217\u8868\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528<code>sort()<\/code>\u65b9\u6cd5\u7684<code>reverse<\/code>\u53c2\u6570\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u793a\u4f8b\u4ee3\u7801<\/p>\n<p>numbers = [3, 1, 4, 1, 5, 9, 2, 6, 5, 3, 5]<\/p>\n<p>numbers.sort(reverse=True)<\/p>\n<p>print(numbers)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542b\u6570\u5b57\u7684\u5217\u8868<code>numbers<\/code>\uff0c\u7136\u540e\u8c03\u7528<code>sort()<\/code>\u65b9\u6cd5\u5e76\u5c06<code>reverse<\/code>\u53c2\u6570\u8bbe\u7f6e\u4e3a<code>True<\/code>\uff0c\u8fd9\u6837\u5217\u8868\u4f1a\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\u3002\u6700\u7ec8\u8f93\u51fa\u7684\u5217\u8868\u4e3a\uff1a[9, 6, 5, 5, 5, 4, 3, 3, 2, 1, 1]\u3002<\/p>\n<\/p>\n<p><p>\u4e8c\u3001<code>sorted()<\/code>\u51fd\u6570<\/p>\n<\/p>\n<p><p><code>sorted()<\/code>\u51fd\u6570\u662fPython\u5185\u7f6e\u7684\u4e00\u4e2a\u51fd\u6570\uff0c\u5b83\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\u4e0e<code>sort()<\/code>\u65b9\u6cd5\u4e0d\u540c\uff0c<code>sorted()<\/code>\u51fd\u6570\u4e0d\u4f1a\u4fee\u6539\u539f\u6765\u7684\u5217\u8868\uff0c\u800c\u662f\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u5df2\u6392\u5e8f\u5217\u8868\u3002\u8981\u5c06\u5217\u8868\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528<code>sorted()<\/code>\u51fd\u6570\u7684<code>reverse<\/code>\u53c2\u6570\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u793a\u4f8b\u4ee3\u7801<\/p>\n<p>numbers = [3, 1, 4, 1, 5, 9, 2, 6, 5, 3, 5]<\/p>\n<p>sorted_numbers = sorted(numbers, reverse=True)<\/p>\n<p>print(sorted_numbers)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542b\u6570\u5b57\u7684\u5217\u8868<code>numbers<\/code>\uff0c\u7136\u540e\u8c03\u7528<code>sorted()<\/code>\u51fd\u6570\u5e76\u5c06<code>reverse<\/code>\u53c2\u6570\u8bbe\u7f6e\u4e3a<code>True<\/code>\uff0c\u8fd9\u6837\u8fd4\u56de\u7684\u5217\u8868<code>sorted_numbers<\/code>\u5c31\u662f\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\u7684\u3002\u6700\u7ec8\u8f93\u51fa\u7684\u5217\u8868\u4e3a\uff1a[9, 6, 5, 5, 5, 4, 3, 3, 2, 1, 1]\u3002<\/p>\n<\/p>\n<p><p>\u4e09\u3001\u7ed3\u5408<code>key<\/code>\u53c2\u6570\u548c<code>lambda<\/code>\u51fd\u6570\u8fdb\u884c\u590d\u6742\u6392\u5e8f<\/p>\n<\/p>\n<p><p>\u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u5305\u542b\u590d\u6742\u6570\u636e\u7ed3\u6784\u7684\u5217\u8868\u8fdb\u884c\u6392\u5e8f\uff0c\u4f8b\u5982\u5305\u542b\u5b57\u5178\u7684\u5217\u8868\u6216\u8005\u5305\u542b\u5143\u7ec4\u7684\u5217\u8868\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528<code>key<\/code>\u53c2\u6570\u548c<code>lambda<\/code>\u51fd\u6570\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u793a\u4f8b\u4ee3\u7801<\/p>\n<p>students = [<\/p>\n<p>    {&#39;name&#39;: &#39;John&#39;, &#39;age&#39;: 25, &#39;grade&#39;: 88},<\/p>\n<p>    {&#39;name&#39;: &#39;Jane&#39;, &#39;age&#39;: 23, &#39;grade&#39;: 92},<\/p>\n<p>    {&#39;name&#39;: &#39;Dave&#39;, &#39;age&#39;: 24, &#39;grade&#39;: 85}<\/p>\n<p>]<\/p>\n<h2><strong>\u6309\u7167\u6210\u7ee9\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f<\/strong><\/h2>\n<p>students_sorted_by_grade = sorted(students, key=lambda x: x[&#39;grade&#39;], reverse=True)<\/p>\n<p>print(students_sorted_by_grade)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u6709\u4e00\u4e2a\u5305\u542b\u5b57\u5178\u7684\u5217\u8868<code>students<\/code>\uff0c\u6bcf\u4e2a\u5b57\u5178\u5305\u542b\u5b66\u751f\u7684\u59d3\u540d\u3001\u5e74\u9f84\u548c\u6210\u7ee9\u3002\u6211\u4eec\u4f7f\u7528<code>sorted()<\/code>\u51fd\u6570\uff0c\u5e76\u5c06<code>key<\/code>\u53c2\u6570\u8bbe\u7f6e\u4e3a<code>lambda x: x[&#39;grade&#39;]<\/code>\uff0c\u8fd9\u6837<code>sorted()<\/code>\u51fd\u6570\u5c31\u4f1a\u6309\u7167\u6bcf\u4e2a\u5b66\u751f\u7684\u6210\u7ee9\u8fdb\u884c\u6392\u5e8f\u3002\u5c06<code>reverse<\/code>\u53c2\u6570\u8bbe\u7f6e\u4e3a<code>True<\/code>\uff0c\u5217\u8868\u5c31\u4f1a\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\u3002\u6700\u7ec8\u8f93\u51fa\u7684\u5217\u8868\u4e3a\uff1a[{&#39;name&#39;: &#39;Jane&#39;, &#39;age&#39;: 23, &#39;grade&#39;: 92}, {&#39;name&#39;: &#39;John&#39;, &#39;age&#39;: 25, &#39;grade&#39;: 88}, {&#39;name&#39;: &#39;Dave&#39;, &#39;age&#39;: 24, &#39;grade&#39;: 85}]\u3002<\/p>\n<\/p>\n<p><p>\u56db\u3001\u7ed3\u5408\u591a\u91cd\u6392\u5e8f<\/p>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6709\u65f6\u6211\u4eec\u9700\u8981\u57fa\u4e8e\u591a\u4e2a\u6761\u4ef6\u5bf9\u5217\u8868\u8fdb\u884c\u6392\u5e8f\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u5e0c\u671b\u9996\u5148\u6309\u4e00\u4e2a\u6761\u4ef6\u6392\u5e8f\uff0c\u7136\u540e\u5728\u8be5\u6761\u4ef6\u76f8\u540c\u7684\u60c5\u51b5\u4e0b\u518d\u6309\u53e6\u4e00\u4e2a\u6761\u4ef6\u6392\u5e8f\u3002\u53ef\u4ee5\u901a\u8fc7\u7ed3\u5408<code>key<\/code>\u53c2\u6570\u548c<code>lambda<\/code>\u51fd\u6570\u6765\u5b9e\u73b0\u591a\u91cd\u6392\u5e8f\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u793a\u4f8b\u4ee3\u7801<\/p>\n<p>students = [<\/p>\n<p>    {&#39;name&#39;: &#39;John&#39;, &#39;age&#39;: 25, &#39;grade&#39;: 88},<\/p>\n<p>    {&#39;name&#39;: &#39;Jane&#39;, &#39;age&#39;: 23, &#39;grade&#39;: 92},<\/p>\n<p>    {&#39;name&#39;: &#39;Dave&#39;, &#39;age&#39;: 24, &#39;grade&#39;: 85},<\/p>\n<p>    {&#39;name&#39;: &#39;Eve&#39;, &#39;age&#39;: 25, &#39;grade&#39;: 90}<\/p>\n<p>]<\/p>\n<h2><strong>\u6309\u7167\u5e74\u9f84\u4ece\u4f4e\u5230\u9ad8\u6392\u5e8f\uff0c\u5e74\u9f84\u76f8\u540c\u7684\u60c5\u51b5\u4e0b\u6309\u7167\u6210\u7ee9\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f<\/strong><\/h2>\n<p>students_sorted_by_age_and_grade = sorted(students, key=lambda x: (x[&#39;age&#39;], -x[&#39;grade&#39;]))<\/p>\n<p>print(students_sorted_by_age_and_grade)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u6309\u5b66\u751f\u7684\u5e74\u9f84\u4ece\u4f4e\u5230\u9ad8\u6392\u5e8f\uff0c\u5982\u679c\u5e74\u9f84\u76f8\u540c\uff0c\u5219\u6309\u6210\u7ee9\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\u3002\u6211\u4eec\u4f7f\u7528<code>lambda x: (x[&#39;age&#39;], -x[&#39;grade&#39;])<\/code>\u4f5c\u4e3a<code>key<\/code>\u53c2\u6570\uff0c\u8fd9\u6837<code>sorted()<\/code>\u51fd\u6570\u5c31\u4f1a\u6309\u7167\u591a\u91cd\u6761\u4ef6\u8fdb\u884c\u6392\u5e8f\u3002\u6700\u7ec8\u8f93\u51fa\u7684\u5217\u8868\u4e3a\uff1a[{&#39;name&#39;: &#39;Jane&#39;, &#39;age&#39;: 23, &#39;grade&#39;: 92}, {&#39;name&#39;: &#39;Dave&#39;, &#39;age&#39;: 24, &#39;grade&#39;: 85}, {&#39;name&#39;: &#39;Eve&#39;, &#39;age&#39;: 25, &#39;grade&#39;: 90}, {&#39;name&#39;: &#39;John&#39;, &#39;age&#39;: 25, &#39;grade&#39;: 88}]\u3002<\/p>\n<\/p>\n<p><p>\u4e94\u3001\u6392\u5e8f\u81ea\u5b9a\u4e49\u5bf9\u8c61<\/p>\n<\/p>\n<p><p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u5305\u542b\u81ea\u5b9a\u4e49\u5bf9\u8c61\u7684\u5217\u8868\u8fdb\u884c\u6392\u5e8f\u3002\u53ef\u4ee5\u901a\u8fc7\u5728\u81ea\u5b9a\u4e49\u7c7b\u4e2d\u5b9e\u73b0\u7279\u6b8a\u65b9\u6cd5<code>__lt__<\/code>\uff08\u5c0f\u4e8e\uff09\u6765\u5b9a\u4e49\u5bf9\u8c61\u7684\u6392\u5e8f\u89c4\u5219\u3002\u7136\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528<code>sort()<\/code>\u65b9\u6cd5\u6216<code>sorted()<\/code>\u51fd\u6570\u5bf9\u8fd9\u4e9b\u5bf9\u8c61\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u793a\u4f8b\u4ee3\u7801<\/p>\n<p>class Student:<\/p>\n<p>    def __init__(self, name, age, grade):<\/p>\n<p>        self.name = name<\/p>\n<p>        self.age = age<\/p>\n<p>        self.grade = grade<\/p>\n<p>    def __lt__(self, other):<\/p>\n<p>        return self.grade &lt; other.grade<\/p>\n<p>students = [<\/p>\n<p>    Student(&#39;John&#39;, 25, 88),<\/p>\n<p>    Student(&#39;Jane&#39;, 23, 92),<\/p>\n<p>    Student(&#39;Dave&#39;, 24, 85)<\/p>\n<p>]<\/p>\n<h2><strong>\u6309\u7167\u6210\u7ee9\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f<\/strong><\/h2>\n<p>students.sort(reverse=True)<\/p>\n<p>for student in students:<\/p>\n<p>    print(f&#39;{student.name}: {student.grade}&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a<code>Student<\/code>\u7c7b\uff0c\u5e76\u5728\u7c7b\u4e2d\u5b9e\u73b0\u4e86<code>__lt__<\/code>\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u6bd4\u8f83\u4e24\u4e2a\u5b66\u751f\u5bf9\u8c61\u7684\u6210\u7ee9\u3002\u7136\u540e\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542b<code>Student<\/code>\u5bf9\u8c61\u7684\u5217\u8868<code>students<\/code>\uff0c\u5e76\u4f7f\u7528<code>sort()<\/code>\u65b9\u6cd5\u5bf9\u5217\u8868\u8fdb\u884c\u6392\u5e8f\uff0c\u540c\u65f6\u5c06<code>reverse<\/code>\u53c2\u6570\u8bbe\u7f6e\u4e3a<code>True<\/code>\u3002\u6700\u7ec8\u8f93\u51fa\u7684\u7ed3\u679c\u662f\u6309\u7167\u6210\u7ee9\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\u7684\u5b66\u751f\u5217\u8868\u3002<\/p>\n<\/p>\n<p><p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u5728Python\u4e2d\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5c06\u5217\u8868\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\uff0c\u5305\u62ec\u4f7f\u7528<code>sort()<\/code>\u65b9\u6cd5\u3001<code>sorted()<\/code>\u51fd\u6570\u3001\u7ed3\u5408<code>key<\/code>\u53c2\u6570\u548c<code>lambda<\/code>\u51fd\u6570\u8fdb\u884c\u590d\u6742\u6392\u5e8f\u3001\u591a\u91cd\u6392\u5e8f\uff0c\u4ee5\u53ca\u5bf9\u81ea\u5b9a\u4e49\u5bf9\u8c61\u8fdb\u884c\u6392\u5e8f\u3002\u9009\u62e9\u54ea\u79cd\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u548c\u9700\u6c42\u3002\u65e0\u8bba\u662f\u7b80\u5355\u7684\u6570\u5b57\u6392\u5e8f\u8fd8\u662f\u590d\u6742\u7684\u6570\u636e\u7ed3\u6784\u6392\u5e8f\uff0cPython\u90fd\u63d0\u4f9b\u4e86\u7075\u6d3b\u4e14\u5f3a\u5927\u7684\u5de5\u5177\u6765\u6ee1\u8db3\u4e0d\u540c\u7684\u6392\u5e8f\u9700\u6c42\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u5bf9\u5217\u8868\u8fdb\u884c\u964d\u5e8f\u6392\u5e8f\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684<code>sort()<\/code>\u65b9\u6cd5\u6216<code>sorted()<\/code>\u51fd\u6570\u6765\u5bf9\u5217\u8868\u8fdb\u884c\u964d\u5e8f\u6392\u5e8f\u3002<code>sort()<\/code>\u65b9\u6cd5\u4f1a\u76f4\u63a5\u4fee\u6539\u539f\u5217\u8868\uff0c\u800c<code>sorted()<\/code>\u51fd\u6570\u5219\u4f1a\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u6392\u5e8f\u5217\u8868\u3002\u8981\u5b9e\u73b0\u964d\u5e8f\u6392\u5e8f\uff0c\u53ea\u9700\u8bbe\u7f6e\u53c2\u6570<code>reverse=True<\/code>\u3002\u4f8b\u5982\uff1a  <\/p>\n<pre><code class=\"language-python\">my_list = [3, 1, 4, 1, 5, 9]\nmy_list.sort(reverse=True)\nprint(my_list)  # \u8f93\u51fa: [9, 5, 4, 3, 1, 1]\n<\/code><\/pre>\n<p><strong>\u5728Python\u4e2d\uff0c\u5982\u4f55\u5bf9\u5305\u542b\u5b57\u7b26\u4e32\u7684\u5217\u8868\u8fdb\u884c\u964d\u5e8f\u6392\u5e8f\uff1f<\/strong><br \/>\u5bf9\u5305\u542b\u5b57\u7b26\u4e32\u7684\u5217\u8868\u8fdb\u884c\u964d\u5e8f\u6392\u5e8f\u4e5f\u975e\u5e38\u7b80\u5355\u3002\u4f7f\u7528<code>sort()<\/code>\u65b9\u6cd5\u6216<code>sorted()<\/code>\u51fd\u6570\u540c\u6837\u9002\u7528\u3002Python\u4f1a\u6309\u5b57\u6bcd\u987a\u5e8f\u5bf9\u5b57\u7b26\u4e32\u8fdb\u884c\u6392\u5e8f\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n<pre><code class=\"language-python\">string_list = [&quot;apple&quot;, &quot;banana&quot;, &quot;cherry&quot;]\nstring_list.sort(reverse=True)\nprint(string_list)  # \u8f93\u51fa: [&#39;cherry&#39;, &#39;banana&#39;, &#39;apple&#39;]\n<\/code><\/pre>\n<p><strong>\u5982\u4f55\u4f7f\u7528\u81ea\u5b9a\u4e49\u6392\u5e8f\u89c4\u5219\u5bf9\u5217\u8868\u8fdb\u884c\u964d\u5e8f\u6392\u5e8f\uff1f<\/strong><br \/>\u5982\u679c\u9700\u8981\u6839\u636e\u7279\u5b9a\u6761\u4ef6\u8fdb\u884c\u964d\u5e8f\u6392\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528<code>key<\/code>\u53c2\u6570\u6765\u6307\u5b9a\u6392\u5e8f\u89c4\u5219\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u6839\u636e\u5b57\u7b26\u4e32\u7684\u957f\u5ea6\u8fdb\u884c\u6392\u5e8f\uff0c\u53ef\u4ee5\u8fd9\u6837\u5b9e\u73b0\uff1a  <\/p>\n<pre><code class=\"language-python\">words = [&quot;python&quot;, &quot;java&quot;, &quot;c&quot;, &quot;javascript&quot;]\nwords.sort(key=len, reverse=True)\nprint(words)  # \u8f93\u51fa: [&#39;javascript&#39;, &#39;python&#39;, &#39;java&#39;, &#39;c&#39;]\n<\/code><\/pre>\n<p>\u901a\u8fc7\u81ea\u5b9a\u4e49<code>key<\/code>\u51fd\u6570\uff0c\u53ef\u4ee5\u5bf9\u6392\u5e8f\u7684\u65b9\u5f0f\u8fdb\u884c\u7075\u6d3b\u63a7\u5236\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u51e0\u79cd\u4e0d\u540c\u7684\u65b9\u6cd5\u5c06\u5217\u8868\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\u3002\u5e38\u89c1\u7684\u65b9\u6cd5\u6709\u4f7f\u7528sort()\u65b9\u6cd5\u3001sorted() [&hellip;]","protected":false},"author":3,"featured_media":1081910,"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\/1081902"}],"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=1081902"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1081902\/revisions"}],"predecessor-version":[{"id":1081911,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1081902\/revisions\/1081911"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1081910"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1081902"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1081902"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1081902"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}