{"id":204846,"date":"2025-05-29T11:00:21","date_gmt":"2025-05-29T03:00:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204846\/"},"modified":"2025-05-29T11:00:21","modified_gmt":"2025-05-29T03:00:21","slug":"python-%e4%b8%ad%e7%9a%84-else-%e8%af%ad%e5%8f%a5%e8%83%bd%e4%b8%8e%e9%9d%9e%e5%90%8c%e4%b8%80%e5%b1%82%e7%ba%a7%e7%9a%84-if-%e8%af%ad%e5%8f%a5%e5%8c%b9%e9%85%8d%e5%90%97%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204846\/","title":{"rendered":"Python \u4e2d\u7684 else \u8bed\u53e5\u80fd\u4e0e\u975e\u540c\u4e00\u5c42\u7ea7\u7684 if \u8bed\u53e5\u5339\u914d\u5417\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Python \u4e2d\u7684 else \u8bed\u53e5\u80fd\u4e0e\u975e\u540c\u4e00\u5c42\u7ea7\u7684 if \u8bed\u53e5\u5339\u914d\u5417\uff1f<\/h1>\n<p>\u77e5\u8bc6\u70b9\u638c\u63e1\u4e86\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7ec3\u4e60\u624d\u80fd\u719f\u7ec3\u8fd0\u7528\u3002\u4e0b\u9762\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u4e2a\u6587\u7ae0\u5f00\u53d1\u5b9e\u6218\uff0c\u624b\u628a\u624b\u6559\u5927\u5bb6\u5b66\u4e60\u300aPython \u4e2d\u7684 else \u8bed\u53e5\u80fd\u4e0e\u975e\u540c\u4e00\u5c42\u7ea7\u7684 if \u8bed\u53e5\u5339\u914d\u5417\uff1f\u300b\uff0c\u5728\u5b9e\u73b0\u529f\u80fd\u7684\u8fc7\u7a0b\u4e2d\u4e5f\u5e26\u5927\u5bb6\u91cd\u65b0\u6e29\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6e29\u6545\u800c\u77e5\u65b0\uff0c\u56de\u5934\u770b\u770b\u8bf4\u4e0d\u5b9a\u53c8\u6709\u4e0d\u4e00\u6837\u7684\u611f\u609f\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241117\/17318394496739c5d98caea.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>python \u4e2d\u7684 else \u548c if \u80fd\u5426\u4e0d\u5728\u540c\u4e00\u5c42\u7ea7\uff1f<\/strong><\/p>\n<p>\u8ba9\u6211\u4eec\u5148\u5bf9\u8fd9\u6bb5\u5224\u65ad\u7d20\u6570\u7684\u4ee3\u7801\u8fdb\u884c\u89c2\u5bdf\uff1a<\/p>\n<pre>for num in range(10, 20):\n    for i in range(2, num):\n        if num % i == 0:\n            print(f\"{num} \u662f\u7d20\u6570\")\n            break\n    else:\n        print(f\"{num} \u662f\u5408\u6570\")<\/pre>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u4e4d\u770b\u4e4b\u4e0b\uff0cif \u548c else \u8bed\u53e5\u4f3c\u4e4e\u4e0d\u5728\u540c\u4e00\u5c42\u7ea7\u3002\u7136\u800c\uff0c\u4ed4\u7ec6\u89c2\u5bdf\u540e\u4f60\u4f1a\u53d1\u73b0\uff0celse \u8bed\u53e5\u5b9e\u9645\u4e0a\u662f\u4e0e\u5185\u5c42 for \u5faa\u73af\u76f8\u5339\u914d\uff0c\u800c\u4e0d\u662f\u4e0e\u5916\u5c42 for \u5faa\u73af\u76f8\u5339\u914d\u3002<\/p>\n<p>\u5728 python \u4e2d\uff0celse \u8bed\u53e5\u53ea\u80fd\u4e0e\u6700\u8fd1\u7684 for \u5faa\u73af\u6216 while \u5faa\u73af\u76f8\u5339\u914d\u3002\u56e0\u6b64\uff0c\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0celse \u8bed\u53e5\u5b9e\u9645\u4e0a\u662f\u8868\u793a\u5f53\u5185\u5c42 for \u5faa\u73af\u6b63\u5e38\u5b8c\u6210\u65f6\uff08\u5373\u6ca1\u6709 break \u8bed\u53e5\u63d0\u524d\u7ec8\u6b62\u5faa\u73af\uff09\u8981\u6267\u884c\u7684\u4ee3\u7801\u5757\u3002<\/p>\n<p>\u5f53\u5224\u65ad\u7d20\u6570\u65f6\uff0c\u5185\u5c42 for \u5faa\u73af\u7528\u6765\u68c0\u67e5\u4e00\u4e2a\u6570\u5b57\u662f\u5426\u80fd\u88ab\u4efb\u4f55\u5c0f\u6570\u5b57\u6574\u9664\u3002\u5982\u679c\u627e\u5230\u4e00\u4e2a\u56e0\u5b50\uff0c\u5219\u6267\u884c if \u8bed\u53e5\u4e2d\u7684\u4ee3\u7801\u5757\u5e76\u8df3\u51fa\u5185\u5c42\u5faa\u73af\u3002\u5426\u5219\uff0c\u6267\u884c else \u8bed\u53e5\u4e2d\u7684\u4ee3\u7801\u5757\uff0c\u8868\u793a\u8be5\u6570\u5b57\u662f\u7d20\u6570\u3002<\/p>\n<p>\u6839\u636e\u8fd9\u4e2a\u89c4\u5219\uff0c\u8fd9\u6bb5\u4ee3\u7801\u53ef\u4ee5\u6b63\u786e\u5224\u65ad 10 \u5230 20 \u4e4b\u95f4\u7684\u6240\u6709\u6570\u5b57\u662f\u7d20\u6570\u8fd8\u662f\u5408\u6570\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300aPython \u4e2d\u7684 else \u8bed\u53e5\u80fd\u4e0e\u975e\u540c\u4e00\u5c42\u7ea7\u7684 if \u8bed\u53e5\u5339\u914d\u5417\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python \u4e2d\u7684 else \u8bed&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-204846","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=204846"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204846\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}