{"id":996867,"date":"2024-12-27T09:18:34","date_gmt":"2024-12-27T01:18:34","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/996867.html"},"modified":"2024-12-27T09:19:10","modified_gmt":"2024-12-27T01:19:10","slug":"python%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0%e4%ba%a4%e6%8d%a2%e8%af%ad%e5%8f%a5","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/996867.html","title":{"rendered":"python\u5982\u4f55\u5b9e\u73b0\u4ea4\u6362\u8bed\u53e5"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25072929\/9a73bea0-2492-4d7d-9767-955c7304ffb5.webp\" alt=\"python\u5982\u4f55\u5b9e\u73b0\u4ea4\u6362\u8bed\u53e5\" \/><\/p>\n<p><p> <strong>\u5728Python\u4e2d\uff0c\u5b9e\u73b0\u53d8\u91cf\u503c\u7684\u4ea4\u6362\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\uff0c\u5305\u62ec\u4f7f\u7528\u4e34\u65f6\u53d8\u91cf\u3001Python\u72ec\u6709\u7684\u591a\u91cd\u8d4b\u503c\u3001\u4ee5\u53ca\u52a0\u51cf\u6cd5\u6216\u5f02\u6216\u8fd0\u7b97\u3002\u63a8\u8350\u7684\u65b9\u6cd5\u662f\u4f7f\u7528Python\u7684\u591a\u91cd\u8d4b\u503c\uff0c\u56e0\u4e3a\u5b83\u7b80\u5355\u3001\u76f4\u89c2\u3001\u6548\u7387\u9ad8\u3002<\/strong>\u5728\u6b64\u65b9\u6cd5\u4e2d\uff0c\u4f60\u53ef\u4ee5\u540c\u65f6\u5bf9\u4e24\u4e2a\u53d8\u91cf\u8fdb\u884c\u8d4b\u503c\uff0c\u800c\u65e0\u9700\u989d\u5916\u7684\u5b58\u50a8\u7a7a\u95f4\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e00\u65b9\u6cd5\u7684\u6b65\u9aa4\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u4f7f\u7528\u591a\u91cd\u8d4b\u503c<\/h3>\n<\/p>\n<p><p>Python\u4e2d\u7684\u591a\u91cd\u8d4b\u503c\u5141\u8bb8\u6211\u4eec\u5728\u4e00\u884c\u4ee3\u7801\u4e2d\u540c\u65f6\u4ea4\u6362\u4e24\u4e2a\u53d8\u91cf\u7684\u503c\uff0c\u8fd9\u79cd\u65b9\u5f0f\u7b80\u6d01\u800c\u9ad8\u6548\u3002<\/p>\n<\/p>\n<p><h4>1. \u57fa\u672c\u7528\u6cd5<\/h4>\n<\/p>\n<p><p>\u5728Python\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u65b9\u5f0f\u6765\u4ea4\u6362\u4e24\u4e2a\u53d8\u91cf\u7684\u503c\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">a = 5<\/p>\n<p>b = 10<\/p>\n<p>a, b = b, a<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e00\u884c\u4ee3\u7801\u4e2d\uff0cPython\u9996\u5148\u8ba1\u7b97\u53f3\u8fb9\u7684\u8868\u8fbe\u5f0f <code>(b, a)<\/code>\uff0c\u7136\u540e\u5c06\u8fd9\u4e9b\u503c\u540c\u65f6\u8d4b\u7ed9\u5de6\u8fb9\u7684\u53d8\u91cf <code>a<\/code> \u548c <code>b<\/code>\u3002\u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u52bf\u5728\u4e8e\u65e0\u9700\u501f\u52a9\u4e2d\u95f4\u53d8\u91cf\uff0c\u4e14\u8bed\u6cd5\u7b80\u6d01\u3002<\/p>\n<\/p>\n<p><h4>2. \u9002\u7528\u573a\u666f<\/h4>\n<\/p>\n<p><p>\u591a\u91cd\u8d4b\u503c\u9002\u7528\u4e8e\u5927\u591a\u6570\u9700\u8981\u4ea4\u6362\u53d8\u91cf\u503c\u7684\u573a\u666f\uff0c\u5c24\u5176\u5728\u5904\u7406\u591a\u4e2a\u53d8\u91cf\u6216\u5143\u7ec4\u4e2d\u7684\u503c\u65f6\uff0c\u80fd\u591f\u6709\u6548\u63d0\u5347\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u7b80\u6d01\u6027\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">x, y, z = 1, 2, 3<\/p>\n<p>x, y, z = z, x, y  # \u4ea4\u6362\u591a\u4e2a\u53d8\u91cf<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e8c\u3001\u4f7f\u7528\u4e34\u65f6\u53d8\u91cf<\/h3>\n<\/p>\n<p><p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u7279\u522b\u662f\u521d\u5b66\u8005\uff0c\u53ef\u80fd\u4f1a\u4f7f\u7528\u4e34\u65f6\u53d8\u91cf\u6765\u5e2e\u52a9\u7406\u89e3\u4ea4\u6362\u7684\u8fc7\u7a0b\u3002<\/p>\n<\/p>\n<p><h4>1. \u57fa\u672c\u7528\u6cd5<\/h4>\n<\/p>\n<p><p>\u901a\u8fc7\u5f15\u5165\u4e00\u4e2a\u4e34\u65f6\u53d8\u91cf <code>temp<\/code> \u6765\u5b58\u50a8\u4e00\u4e2a\u53d8\u91cf\u7684\u503c\uff0c\u7136\u540e\u8fdb\u884c\u4ea4\u6362\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">a = 5<\/p>\n<p>b = 10<\/p>\n<p>temp = a<\/p>\n<p>a = b<\/p>\n<p>b = temp<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>2. \u4f18\u7f3a\u70b9\u5206\u6790<\/h4>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u70b9\u662f\u903b\u8f91\u6e05\u6670\uff0c\u6613\u4e8e\u7406\u89e3\uff0c\u7279\u522b\u9002\u5408\u521a\u5f00\u59cb\u5b66\u4e60\u7f16\u7a0b\u7684\u5b66\u751f\u3002\u7136\u800c\uff0c\u5b83\u7684\u7f3a\u70b9\u5728\u4e8e\u589e\u52a0\u4e86\u989d\u5916\u7684\u5b58\u50a8\u7a7a\u95f4\uff0c\u5c3d\u7ba1\u5728\u5927\u591a\u6570\u73b0\u4ee3\u8ba1\u7b97\u673a\u4e2d\uff0c\u8fd9\u6837\u7684\u5f00\u9500\u5e76\u4e0d\u660e\u663e\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u4f7f\u7528\u52a0\u51cf\u6cd5<\/h3>\n<\/p>\n<p><p>\u8fd9\u662f\u53e6\u4e00\u79cd\u65e0\u9700\u4f7f\u7528\u4e34\u65f6\u53d8\u91cf\u7684\u4ea4\u6362\u65b9\u6cd5\uff0c\u901a\u8fc7\u6570\u5b66\u8fd0\u7b97\u6765\u5b9e\u73b0\u3002<\/p>\n<\/p>\n<p><h4>1. \u57fa\u672c\u7528\u6cd5<\/h4>\n<\/p>\n<p><p>\u53ef\u4ee5\u901a\u8fc7\u52a0\u51cf\u6cd5\u6765\u4ea4\u6362\u53d8\u91cf\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">a = 5<\/p>\n<p>b = 10<\/p>\n<p>a = a + b  # a\u73b0\u5728\u662f15<\/p>\n<p>b = a - b  # b\u73b0\u5728\u662f5<\/p>\n<p>a = a - b  # a\u73b0\u5728\u662f10<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>2. \u6ce8\u610f\u4e8b\u9879<\/h4>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u867d\u7136\u4e0d\u9700\u8981\u989d\u5916\u7684\u53d8\u91cf\uff0c\u4f46\u5b83\u5047\u8bbe\u53d8\u91cf\u7684\u503c\u90fd\u662f\u6570\u503c\u7c7b\u578b\u3002\u540c\u65f6\uff0c\u5728\u5904\u7406\u8f83\u5927\u6570\u503c\u65f6\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6ea2\u51fa\uff0c\u56e0\u6b64\u4e0d\u63a8\u8350\u7528\u4e8e\u5b9e\u9645\u5f00\u53d1\u4e2d\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u4f7f\u7528\u5f02\u6216\u8fd0\u7b97<\/h3>\n<\/p>\n<p><p>\u5f02\u6216\u8fd0\u7b97\u4e5f\u53ef\u4ee5\u7528\u4e8e\u4ea4\u6362\u4e24\u4e2a\u53d8\u91cf\u7684\u503c\uff0c\u4e0d\u8fc7\u8fd9\u79cd\u65b9\u6cd5\u8f83\u5c11\u89c1\uff0c\u56e0\u4e3a\u5b83\u7684\u53ef\u8bfb\u6027\u8f83\u5dee\u3002<\/p>\n<\/p>\n<p><h4>1. \u57fa\u672c\u7528\u6cd5<\/h4>\n<\/p>\n<p><p>\u901a\u8fc7\u5f02\u6216\u8fd0\u7b97\u7b26 <code>^<\/code> \u53ef\u4ee5\u5b9e\u73b0\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">a = 5<\/p>\n<p>b = 10<\/p>\n<p>a = a ^ b<\/p>\n<p>b = a ^ b<\/p>\n<p>a = a ^ b<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>2. \u4f18\u7f3a\u70b9\u5206\u6790<\/h4>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u9700\u8981\u989d\u5916\u7684\u5b58\u50a8\u7a7a\u95f4\uff0c\u4f46\u7531\u4e8e\u5f02\u6216\u8fd0\u7b97\u7b26\u7684\u4f7f\u7528\u8f83\u4e3a\u6666\u6da9\uff0c\u53ef\u80fd\u4f1a\u964d\u4f4e\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002\u56e0\u6b64\uff0c\u901a\u5e38\u53ea\u5728\u7279\u5b9a\u573a\u5408\u4f7f\u7528\u3002<\/p>\n<\/p>\n<p><h3>\u4e94\u3001\u6027\u80fd\u5206\u6790<\/h3>\n<\/p>\n<p><p>\u5728\u9009\u62e9\u4ea4\u6362\u65b9\u6cd5\u65f6\uff0c\u6027\u80fd\u5f80\u5f80\u662f\u4e00\u4e2a\u9700\u8981\u8003\u8651\u7684\u56e0\u7d20\u3002\u591a\u91cd\u8d4b\u503c\u65b9\u6cd5\u7531\u4e8e\u5176\u76f4\u63a5\u6027\u548cPython\u7684\u4f18\u5316\uff0c\u901a\u5e38\u662f\u6700\u4e3a\u9ad8\u6548\u7684\u9009\u62e9\u3002\u4e34\u65f6\u53d8\u91cf\u3001\u52a0\u51cf\u6cd5\u548c\u5f02\u6216\u6cd5\u5728\u7279\u5b9a\u573a\u5408\u53ef\u80fd\u4f1a\u6709\u7528\u6b66\u4e4b\u5730\uff0c\u4f46\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u591a\u91cd\u8d4b\u503c\u662f\u6700\u4f18\u9009\u62e9\u3002<\/p>\n<\/p>\n<p><h3>\u516d\u3001\u603b\u7ed3<\/h3>\n<\/p>\n<p><p><strong>\u5728Python\u4e2d\uff0c\u4ea4\u6362\u53d8\u91cf\u503c\u7684\u63a8\u8350\u65b9\u6cd5\u662f\u4f7f\u7528\u591a\u91cd\u8d4b\u503c\uff0c\u56e0\u4e3a\u5b83\u7b80\u6d01\u3001\u76f4\u89c2\u4e14\u9ad8\u6548\u3002<\/strong>\u5bf9\u4e8e\u521d\u5b66\u8005\u800c\u8a00\uff0c\u7406\u89e3\u4e34\u65f6\u53d8\u91cf\u65b9\u6cd5\u80fd\u591f\u5e2e\u52a9\u638c\u63e1\u57fa\u672c\u7684\u7f16\u7a0b\u903b\u8f91\uff0c\u800c\u52a0\u51cf\u6cd5\u548c\u5f02\u6216\u8fd0\u7b97\u5219\u9002\u7528\u4e8e\u7279\u5b9a\u7684\u9ad8\u7ea7\u573a\u5408\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u4f18\u5148\u9009\u62e9\u53ef\u8bfb\u6027\u9ad8\u7684\u4ee3\u7801\u98ce\u683c\uff0c\u4ee5\u4fbf\u4e8e\u7ef4\u62a4\u548c\u56e2\u961f\u534f\u4f5c\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u4ea4\u6362\u4e24\u4e2a\u53d8\u91cf\u7684\u503c\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u4ea4\u6362\u4e24\u4e2a\u53d8\u91cf\u7684\u503c\u975e\u5e38\u7b80\u5355\u3002\u53ef\u4ee5\u4f7f\u7528\u4e00\u79cd\u5185\u7f6e\u7684\u8bed\u6cd5\uff0c\u4e0d\u9700\u8981\u4f7f\u7528\u4e34\u65f6\u53d8\u91cf\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6709\u4e24\u4e2a\u53d8\u91cfa\u548cb\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u5b9e\u73b0\u4ea4\u6362\uff1a  <\/p>\n<pre><code class=\"language-python\">a, b = b, a\n<\/code><\/pre>\n<p>\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u4ec5\u7b80\u6d01\u660e\u4e86\uff0c\u800c\u4e14\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002  <\/p>\n<p><strong>\u5728Python\u4e2d\u4ea4\u6362\u5217\u8868\u4e2d\u7684\u5143\u7d20\u5e94\u8be5\u5982\u4f55\u64cd\u4f5c\uff1f<\/strong><br \/>\u5982\u679c\u60f3\u8981\u4ea4\u6362\u5217\u8868\u4e2d\u4e24\u4e2a\u5143\u7d20\u7684\u4f4d\u7f6e\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u7d22\u5f15\u3002\u5047\u8bbe\u6709\u4e00\u4e2a\u5217\u8868<code>my_list<\/code>\uff0c\u8981\u4ea4\u6362\u7d22\u5f15\u4e3a0\u548c1\u7684\u5143\u7d20\uff0c\u53ef\u4ee5\u8fd9\u4e48\u505a\uff1a  <\/p>\n<pre><code class=\"language-python\">my_list[0], my_list[1] = my_list[1], my_list[0]\n<\/code><\/pre>\n<p>\u8fd9\u79cd\u65b9\u6cd5\u4f7f\u5f97\u5143\u7d20\u4ea4\u6362\u53d8\u5f97\u76f4\u89c2\u4e14\u9ad8\u6548\u3002  <\/p>\n<p><strong>\u6709\u6ca1\u6709\u5176\u4ed6\u65b9\u6cd5\u53ef\u4ee5\u5728Python\u4e2d\u4ea4\u6362\u503c\uff1f<\/strong><br \/>\u9664\u4e86\u4f7f\u7528\u5143\u7ec4\u89e3\u5305\u7684\u65b9\u6cd5\uff0c\u8fd8\u6709\u5176\u4ed6\u4e00\u4e9b\u65b9\u5f0f\u53ef\u4ee5\u5b9e\u73b0\u503c\u7684\u4ea4\u6362\u3002\u6bd4\u5982\uff0c\u4f7f\u7528\u4e34\u65f6\u53d8\u91cf\u4e5f\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\uff1a  <\/p>\n<pre><code class=\"language-python\">temp = a\na = b\nb = temp\n<\/code><\/pre>\n<p>\u867d\u7136\u8fd9\u79cd\u65b9\u6cd5\u5728Python\u4e2d\u6709\u6548\uff0c\u4f46\u76f8\u5bf9\u8f83\u957f\uff0c\u4f7f\u7528\u5143\u7ec4\u89e3\u5305\u4f1a\u66f4\u52a0\u4f18\u96c5\u3002\u6b64\u5916\uff0c\u8fd8\u6709\u4f7f\u7528\u7b97\u672f\u8fd0\u7b97\u6216\u4f4d\u8fd0\u7b97\u7684\u65b9\u5f0f\uff0c\u4f46\u901a\u5e38\u4e0d\u63a8\u8350\uff0c\u56e0\u5176\u53ef\u8bfb\u6027\u8f83\u5dee\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u5b9e\u73b0\u53d8\u91cf\u503c\u7684\u4ea4\u6362\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\uff0c\u5305\u62ec\u4f7f\u7528\u4e34\u65f6\u53d8\u91cf\u3001Python\u72ec\u6709\u7684\u591a\u91cd\u8d4b\u503c\u3001\u4ee5\u53ca\u52a0\u51cf\u6cd5\u6216 [&hellip;]","protected":false},"author":3,"featured_media":996930,"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\/996867"}],"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=996867"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/996867\/revisions"}],"predecessor-version":[{"id":996931,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/996867\/revisions\/996931"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/996930"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=996867"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=996867"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=996867"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}