{"id":1653,"date":"2023-07-13T16:18:04","date_gmt":"2023-07-13T08:18:04","guid":{"rendered":"http:\/\/zhang.mba\/?p=1653"},"modified":"2023-07-13T16:19:49","modified_gmt":"2023-07-13T08:19:49","slug":"dai-ma-zuo-yonglist1-inti-for-i-in-list1","status":"publish","type":"post","link":"https:\/\/zhang.mba\/index.php\/2023\/07\/13\/16\/18\/04\/1653\/dai-ma-zuo-yonglist1-inti-for-i-in-list1\/python\/zhangzhiqi\/","title":{"rendered":"\u4ee3\u7801\u4f5c\u7528\uff1alist_1 = [int(i) for i in list_1]"},"content":{"rendered":"<p>\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\uff08list comprehension\uff09\uff0c\u5bf9\u540d\u4e3a list_1 \u7684\u5217\u8868\u8fdb\u884c\u4e86\u5904\u7406\u3002<\/p>\n<p>\u5217\u8868\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u7b80\u6d01\u7684\u8bed\u6cd5\u5f62\u5f0f\uff0c\u7528\u4e8e\u5feb\u901f\u521b\u5efa\u548c\u8f6c\u6362\u5217\u8868\u3002\u5b83\u7531\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a\u8868\u8fbe\u5f0f\u7684\u5217\u8868\u8868\u8fbe\u5f0f\u548c\u4e00\u4e2a\u53ef\u9009\u7684\u6761\u4ef6\u8bed\u53e5\u7ec4\u6210\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5217\u8868\u63a8\u5bfc\u5f0f\u7684\u76ee\u7684\u662f\u5c06\u5217\u8868\u4e2d\u7684\u5143\u7d20\u8f6c\u6362\u4e3a\u6574\u6570\u7c7b\u578b\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u9010\u6b65\u89e3\u91ca\u8fd9\u6bb5\u4ee3\u7801\uff1a<\/p>\n<pre class=\"line-numbers\"><code class=\"language-python\">list_1 = [int(i) for i in list_1]\n[int(i) for i in list_1]\uff1a\u8fd9\u662f\u5217\u8868\u63a8\u5bfc\u5f0f\u7684\u8bed\u6cd5\u7ed3\u6784\u3002\u5b83\u904d\u5386 list_1 \u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\uff0c\u5e76\u5bf9\u6bcf\u4e2a\u5143\u7d20\u6267\u884c int(i) \u7684\u8f6c\u6362\u64cd\u4f5c\u3002\n\nint(i)\uff1a\u8fd9\u662f\u4e00\u4e2a\u5185\u7f6e\u51fd\u6570 int()\uff0c\u7528\u4e8e\u5c06\u53c2\u6570 i \u8f6c\u6362\u4e3a\u6574\u6570\u7c7b\u578b\u3002\n\nfor i in list_1\uff1a\u8fd9\u662f\u8fed\u4ee3\u8bed\u53e5\uff0c\u5728\u5217\u8868\u63a8\u5bfc\u5f0f\u4e2d\u7528\u4e8e\u904d\u5386 list_1 \u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u3002\u6bcf\u6b21\u8fed\u4ee3\uff0c\u5f53\u524d\u5143\u7d20\u7684\u503c\u5c06\u8d4b\u7ed9\u53d8\u91cf i\u3002\n\n<\/code><\/pre>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u8be5\u884c\u4ee3\u7801\u7684\u4f5c\u7528\u662f\u5c06\u5217\u8868 list_1 \u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u8f6c\u6362\u4e3a\u6574\u6570\u7c7b\u578b\uff0c\u5e76\u5c06\u7ed3\u679c\u91cd\u65b0\u8d4b\u503c\u7ed9 list_1 \u53d8\u91cf\uff0c\u4f7f\u5f97 list_1 \u6210\u4e3a\u5305\u542b\u6574\u6570\u5143\u7d20\u7684\u65b0\u5217\u8868\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5982\u679c list_1 \u539f\u59cb\u503c\u4e3a [&#8216;30000&#8217;, &#8216;10000&#8217;, &#8216;10000&#8217;, &#8216;10000&#8217;, &#8216;10000&#8217;]\uff0c\u5219\u7ecf\u8fc7\u8be5\u884c\u4ee3\u7801\u7684\u5904\u7406\u540e\uff0clist_1 \u7684\u503c\u5c06\u53d8\u4e3a [30000, 10000, 10000, 10000, 10000]\uff0c\u5373\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570\u3002<\/p>\n<p>\u8fd9\u79cd\u8f6c\u6362\u901a\u5e38\u7528\u4e8e\u5904\u7406\u4ece\u5916\u90e8\u6e90\uff08\u5982\u6587\u4ef6\u3001\u7528\u6237\u8f93\u5165\u7b49\uff09\u83b7\u5f97\u7684\u5b57\u7b26\u4e32\u6570\u636e\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u9002\u5f53\u7684\u6570\u636e\u7c7b\u578b\u4ee5\u4f9b\u540e\u7eed\u5904\u7406\u548c\u8ba1\u7b97\u3002<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; 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