{"id":204480,"date":"2025-05-29T08:19:54","date_gmt":"2025-05-29T00:19:54","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204480\/"},"modified":"2025-05-29T08:19:54","modified_gmt":"2025-05-29T00:19:54","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88%e5%9c%a8python%e4%bb%a3%e7%a0%81%e4%b8%ad%e6%b3%a8%e9%87%8a%e6%8e%89printlistg%e6%89%8d%e8%83%bd%e8%ae%a9printi%e8%af%ad%e5%8f%a5%e6%89%a7%e8%a1%8c%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204480\/","title":{"rendered":"\u4e3a\u4ec0\u4e48\u5728Python\u4ee3\u7801\u4e2d\u6ce8\u91ca\u6389`print(list(g))`\u624d\u80fd\u8ba9`print(i)`\u8bed\u53e5\u6267\u884c\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u4e3a\u4ec0\u4e48\u5728Python\u4ee3\u7801\u4e2d\u6ce8\u91ca\u6389`print(list(g))`\u624d\u80fd\u8ba9`print(i)`\u8bed\u53e5\u6267\u884c\uff1f<\/h1>\n

\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u5206\u4eab\u300a\u4e3a\u4ec0\u4e48\u5728Python\u4ee3\u7801\u4e2d\u6ce8\u91ca\u6389`print(list(g))`\u624d\u80fd\u8ba9`print(i)`\u8bed\u53e5\u6267\u884c\uff1f\u300b\uff0c\u8986\u76d6\u4e86\u6587\u7ae0\u7684\u5e38\u89c1\u57fa\u7840\u77e5\u8bc6\uff0c\u5176\u5b9e\u4e00\u4e2a\u8bed\u8a00\u7684\u5168\u90e8\u77e5\u8bc6\u70b9\u4e00\u7bc7\u6587\u7ae0\u662f\u4e0d\u53ef\u80fd\u8bf4\u5b8c\u7684\uff0c\u4f46\u5e0c\u671b\u901a\u8fc7\u8fd9\u4e9b\u95ee\u9898\uff0c\u8ba9\u8bfb\u8005\u5bf9\u81ea\u5df1\u7684\u638c\u63e1\u7a0b\u5ea6\u6709\u4e00\u5b9a\u7684\u8ba4\u8bc6(B \u6570)\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u66f4\u597d\u7684\u638c\u63e1\u5b83\u3002<\/p>\n

<\/p>\n

\u6267\u884cprint(i)\u5931\u8d25\u7684\u7f18\u7531<\/strong><\/p>\n

\u5728\u63d0\u4f9b\u7684python\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9047\u5230\u4e00\u4e2a\u5947\u602a\u7684\u72b6\u51b5\uff1a\u5982\u679c\u6ca1\u6709\u6ce8\u91ca\u6389print(list(g))\u8bed\u53e5\uff0cprint(i)\u8bed\u53e5\u5c06\u65e0\u6cd5\u6267\u884c\u3002\u8981\u7406\u89e3\u8fd9\u79cd\u60c5\u51b5\uff0c\u9700\u8981\u4e86\u89e3\u8fed\u4ee3\u5668\u7684\u5de5\u4f5c\u539f\u7406\u3002<\/p>\n

y()\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u751f\u6210\u5668\uff0c\u8be5\u751f\u6210\u5668\u4f7f\u7528\u4e00\u4e2afor\u5faa\u73af\u904d\u5386\u8f93\u5165\u5217\u8868t\u3002\u5f53y() \u88ab\u8c03\u7528\u65f6\uff0c\u5b9e\u9645\u5e76\u6ca1\u6709\u751f\u6210\u5217\u8868\u6216\u5143\u7ec4\uff0c\u800c\u662f\u521b\u5efa\u4e86\u4e00\u4e2a\u8fed\u4ee3\u5668\u5bf9\u8c61\u3002<\/p>\n

exec()\u51fd\u6570\u9996\u5148\u8c03\u7528list(g)\uff0c\u8fd9\u4f1a\u5c06\u751f\u6210\u5668\u4e2d\u7684\u6240\u6709\u503c\u90fd\u6d88\u8d39\u6389\uff0c\u5e76\u5c06\u5b83\u4eec\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5b9e\u9645\u7684\u5217\u8868\u3002\u4f46\u662f\uff0c\u8fd9\u4e5f\u4f1a\u4f7f\u8fed\u4ee3\u5668\u5931\u6548\uff0c\u56e0\u4e3a\u5b83\u5df2\u7ecf\u904d\u5386\u4e86\u6240\u6709\u5143\u7d20\u3002<\/p>\n

\u56e0\u6b64\uff0c\u5f53for i in g:\u5faa\u73af\u5c1d\u8bd5\u904d\u5386g\u65f6\uff0c\u5b83\u5c06\u5931\u8d25\uff0c\u56e0\u4e3a\u8fed\u4ee3\u5668\u5df2\u7ecf\u6d88\u8017\u5b8c\u6bd5\u3002\u6ce8\u91ca\u6389list(g)\u53ef\u4ee5\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u56e0\u4e3a\u8fed\u4ee3\u5668\u4ecd\u4fdd\u6301\u6709\u6548\u5e76\u53ef\u4ee5\u7ee7\u7eed\u904d\u5386\u3002<\/p>\n

\u82e5\u8981\u9632\u6b62\u8fd9\u79cd\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u66ff\u4ee3\u5199\u6cd5\u5e76\u4f7f\u7528next\u51fd\u6570\uff1a<\/p>\n

def exec(g):\n    while True:\n        try:\n            i = next(g)\n        except StopIteration:\n            break\n        print(i)<\/pre>\n
\u672c\u7bc7\u5173\u4e8e\u300a\u4e3a\u4ec0\u4e48\u5728Python\u4ee3\u7801\u4e2d\u6ce8\u91ca\u6389`print(list(g))`\u624d\u80fd\u8ba9`print(i)`\u8bed\u53e5\u6267\u884c\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e3a\u4ec0\u4e48\u5728Python\u4ee3\u7801\u4e2d\u6ce8\u91ca\u6389...<\/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-204480","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204480","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=204480"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204480\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204480"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204480"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204480"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}