{"id":962330,"date":"2024-12-27T04:07:19","date_gmt":"2024-12-26T20:07:19","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/962330.html"},"modified":"2024-12-27T04:07:21","modified_gmt":"2024-12-26T20:07:21","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e8%be%93%e5%85%a5%e6%95%b4%e6%95%b0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/962330.html","title":{"rendered":"python\u4e2d\u5982\u4f55\u8f93\u5165\u6574\u6570"},"content":{"rendered":"

\"python\u4e2d\u5982\u4f55\u8f93\u5165\u6574\u6570\"<\/p>\n

\u5728Python\u4e2d\uff0c\u8f93\u5165\u6574\u6570\u7684\u5e38\u89c1\u65b9\u6cd5\u662f\u4f7f\u7528\u5185\u7f6e\u51fd\u6570input()<\/code>\uff0c\u7136\u540e\u5c06\u5176\u8f6c\u6362\u4e3a\u6574\u6570\u7c7b\u578b\u3002\u4ee5\u4e0b\u662f\u5b9e\u73b0\u8be5\u8fc7\u7a0b\u7684\u6b65\u9aa4\uff1a\u9996\u5148\uff0c\u4f7f\u7528input()<\/code>\u51fd\u6570\u83b7\u53d6\u7528\u6237\u8f93\u5165\uff0c\u5b83\u5c06\u4ee5\u5b57\u7b26\u4e32\u5f62\u5f0f\u8fd4\u56de\u8f93\u5165\u7684\u503c\u3002\u63a5\u7740\uff0c\u4f7f\u7528int()<\/code>\u51fd\u6570\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570\u3002\u4f7f\u7528int()<\/code>\u51fd\u6570\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570\u3001\u786e\u4fdd\u8f93\u5165\u503c\u662f\u6709\u6548\u6570\u5b57\u3001\u5904\u7406\u53ef\u80fd\u7684\u5f02\u5e38<\/strong>\uff0c\u662f\u786e\u4fdd\u8f93\u5165\u6b63\u786e\u7684\u5173\u952e\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u6b65\u9aa4\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528input()<\/code>\u51fd\u6570\u83b7\u53d6\u7528\u6237\u8f93\u5165<\/p>\n<\/p>\n

\u5728Python\u4e2d\uff0cinput()<\/code>\u51fd\u6570\u7528\u4e8e\u63a5\u6536\u7528\u6237\u8f93\u5165\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n

user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570\uff1a")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u91cc\uff0c\u7a0b\u5e8f\u4f1a\u6682\u505c\u5e76\u7b49\u5f85\u7528\u6237\u8f93\u5165\u3002\u5f53\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u503c\u5e76\u6309\u4e0b\u56de\u8f66\u952e\u540e\uff0cinput()<\/code>\u51fd\u6570\u4f1a\u5c06\u8be5\u503c\u4f5c\u4e3a\u5b57\u7b26\u4e32\u8fd4\u56de\uff0c\u5e76\u8d4b\u7ed9user_input<\/code>\u53d8\u91cf\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570<\/p>\n<\/p>\n
\u7531\u4e8einput()<\/code>\u51fd\u6570\u8fd4\u56de\u7684\u662f\u5b57\u7b26\u4e32\uff0c\u56e0\u6b64\u9700\u8981\u5c06\u5176\u8f6c\u6362\u4e3a\u6574\u6570\u3002\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684int()<\/code>\u51fd\u6570\u6765\u5b9e\u73b0\u8fd9\u4e00\u70b9\uff1a<\/p>\n<\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570\uff1a")<\/p>\n
try:<\/p>\n
    integer_value = int(user_input)<\/p>\n
    print(f"\u60a8\u8f93\u5165\u7684\u6574\u6570\u662f\uff1a{integer_value}")<\/p>\n
except ValueError:<\/p>\n
    print("\u8f93\u5165\u7684\u503c\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570\u3002")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0cint()<\/code>\u51fd\u6570\u7528\u4e8e\u5c06user_input<\/code>\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570\u3002\u5982\u679c\u8f6c\u6362\u6210\u529f\uff0c\u7a0b\u5e8f\u4f1a\u8f93\u51fa\u8f6c\u6362\u540e\u7684\u6574\u6570\u3002\u5982\u679c\u8f93\u5165\u4e0d\u662f\u6709\u6548\u7684\u6574\u6570\uff08\u4f8b\u5982\u5305\u542b\u5b57\u6bcd\u6216\u7b26\u53f7\uff09\uff0c\u5219\u4f1a\u5f15\u53d1ValueError<\/code>\u5f02\u5e38\u3002\u4f7f\u7528try<\/code>\u548cexcept<\/code>\u5757\u53ef\u4ee5\u5904\u7406\u8fd9\u79cd\u5f02\u5e38\u60c5\u51b5\uff0c\u5e76\u5411\u7528\u6237\u63d0\u4f9b\u6709\u610f\u4e49\u7684\u9519\u8bef\u4fe1\u606f\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u9a8c\u8bc1\u8f93\u5165\u7684\u6709\u6548\u6027<\/p>\n<\/p>\n
\u5728\u5904\u7406\u7528\u6237\u8f93\u5165\u65f6\uff0c\u9a8c\u8bc1\u8f93\u5165\u7684\u6709\u6548\u6027\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u901a\u8fc7\u5faa\u73af\u548c\u6761\u4ef6\u8bed\u53e5\u6765\u786e\u4fdd\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
while True:<\/p>\n
    user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570\uff1a")<\/p>\n
    try:<\/p>\n
        integer_value = int(user_input)<\/p>\n
        print(f"\u60a8\u8f93\u5165\u7684\u6574\u6570\u662f\uff1a{integer_value}")<\/p>\n
        break<\/p>\n
    except ValueError:<\/p>\n
        print("\u8f93\u5165\u7684\u503c\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570\uff0c\u8bf7\u91cd\u8bd5\u3002")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528while<\/code>\u5faa\u73af\u4e0d\u65ad\u63d0\u793a\u7528\u6237\u8f93\u5165\uff0c\u76f4\u5230\u8f93\u5165\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570\u4e3a\u6b62\u3002\u6bcf\u6b21\u8f93\u5165\u90fd\u4f1a\u5c1d\u8bd5\u8f6c\u6362\u4e3a\u6574\u6570\uff0c\u5982\u679c\u5f15\u53d1ValueError<\/code>\u5f02\u5e38\uff0c\u5219\u4f1a\u63d0\u793a\u7528\u6237\u91cd\u65b0\u8f93\u5165\u3002<\/p>\n<\/p>\n
\u56db\u3001\u5904\u7406\u8d1f\u6570\u548c\u96f6\u7684\u8f93\u5165<\/p>\n<\/p>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u5904\u7406\u8d1f\u6570\u548c\u96f6\u7684\u8f93\u5165\u3002\u53ef\u4ee5\u901a\u8fc7\u6dfb\u52a0\u6761\u4ef6\u8bed\u53e5\u6765\u5b9e\u73b0\u8fd9\u4e00\u70b9\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u60a8\u5e0c\u671b\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u6b63\u6574\u6570\uff1a<\/p>\n<\/p>\n
while True:<\/p>\n
    user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6b63\u6574\u6570\uff1a")<\/p>\n
    try:<\/p>\n
        integer_value = int(user_input)<\/p>\n
        if integer_value > 0:<\/p>\n
            print(f"\u60a8\u8f93\u5165\u7684\u6b63\u6574\u6570\u662f\uff1a{integer_value}")<\/p>\n
            break<\/p>\n
        else:<\/p>\n
            print("\u8bf7\u8f93\u5165\u4e00\u4e2a\u5927\u4e8e\u96f6\u7684\u6574\u6570\u3002")<\/p>\n
    except ValueError:<\/p>\n
        print("\u8f93\u5165\u7684\u503c\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570\uff0c\u8bf7\u91cd\u8bd5\u3002")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6dfb\u52a0\u4e86\u4e00\u4e2a\u6761\u4ef6\u8bed\u53e5\u68c0\u67e5integer_value<\/code>\u662f\u5426\u5927\u4e8e\u96f6\u3002\u5982\u679c\u8f93\u5165\u7684\u6574\u6570\u662f\u6b63\u6570\uff0c\u5219\u9000\u51fa\u5faa\u73af\u5e76\u6253\u5370\u7ed3\u679c\uff1b\u5426\u5219\uff0c\u63d0\u793a\u7528\u6237\u91cd\u65b0\u8f93\u5165\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u603b\u7ed3<\/p>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u8f93\u5165\u6574\u6570\u7684\u57fa\u672c\u6b65\u9aa4\u5305\u62ec\u4f7f\u7528input()<\/code>\u51fd\u6570\u83b7\u53d6\u8f93\u5165\u3001\u4f7f\u7528int()<\/code>\u51fd\u6570\u8fdb\u884c\u7c7b\u578b\u8f6c\u6362\uff0c\u5e76\u901a\u8fc7\u5f02\u5e38\u5904\u7406\u548c\u6761\u4ef6\u8bed\u53e5\u786e\u4fdd\u8f93\u5165\u6709\u6548\u3002\u901a\u8fc7\u8fd9\u4e9b\u6b65\u9aa4\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u5065\u58ee\u7684\u7528\u6237\u8f93\u5165\u673a\u5236\uff0c\u4ee5\u786e\u4fdd\u7a0b\u5e8f\u80fd\u591f\u6b63\u786e\u5904\u7406\u6574\u6570\u8f93\u5165\u3002\u65e0\u8bba\u662f\u5904\u7406\u6b63\u6574\u6570\u3001\u8d1f\u6570\u8fd8\u662f\u96f6\uff0c\u4ee5\u4e0a\u65b9\u6cd5\u90fd\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8fdb\u884c\u8c03\u6574\u548c\u6269\u5c55\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u63a5\u6536\u7528\u6237\u8f93\u5165\u7684\u6574\u6570\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684input()<\/code>\u51fd\u6570\u6765\u63a5\u6536\u7528\u6237\u7684\u8f93\u5165\u3002\u4e3a\u4e86\u786e\u4fdd\u8f93\u5165\u7684\u503c\u662f\u6574\u6570\uff0c\u9700\u8981\u5c06\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570\u7c7b\u578b\uff0c\u53ef\u4ee5\u4f7f\u7528int()<\/code>\u51fd\u6570\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u4ee3\u7801\uff1a  <\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570: ")\ntry:\n    integer_value = int(user_input)\n    print(f"\u60a8\u8f93\u5165\u7684\u6574\u6570\u662f: {integer_value}")\nexcept ValueError:\n    print("\u8f93\u5165\u65e0\u6548\uff0c\u8bf7\u786e\u4fdd\u60a8\u8f93\u5165\u7684\u662f\u4e00\u4e2a\u6574\u6570\u3002")\n<\/code><\/pre>\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u7528\u6237\u80fd\u591f\u8f7b\u677e\u5730\u8f93\u5165\u6574\u6570\uff0c\u5e76\u4e14\u7a0b\u5e8f\u4f1a\u5904\u7406\u65e0\u6548\u8f93\u5165\u7684\u60c5\u51b5\u3002<\/p>\n
\u5728Python\u4e2d\uff0c\u5982\u4f55\u5904\u7406\u7528\u6237\u8f93\u5165\u7684\u9519\u8bef\uff1f<\/strong>
\u5904\u7406\u7528\u6237\u8f93\u5165\u9519\u8bef\u7684\u5e38\u89c1\u65b9\u6cd5\u662f\u4f7f\u7528try<\/code>\u548cexcept<\/code>\u8bed\u53e5\u6765\u6355\u83b7\u53ef\u80fd\u51fa\u73b0\u7684\u5f02\u5e38\u3002\u5728\u5c06\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570\u65f6\uff0c\u5982\u679c\u7528\u6237\u8f93\u5165\u4e86\u975e\u6570\u5b57\u5b57\u7b26\uff0cint()<\/code>\u51fd\u6570\u4f1a\u5f15\u53d1ValueError<\/code>\u3002\u901a\u8fc7\u6355\u83b7\u8fd9\u4e2a\u5f02\u5e38\uff0c\u53ef\u4ee5\u5411\u7528\u6237\u53cd\u9988\u8f93\u5165\u9519\u8bef\uff0c\u5e76\u63d0\u793a\u91cd\u65b0\u8f93\u5165\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570: ")\ntry:\n    integer_value = int(user_input)\n    print(f"\u60a8\u8f93\u5165\u7684\u6574\u6570\u662f: {integer_value}")\nexcept ValueError:\n    print("\u8f93\u5165\u65e0\u6548\uff0c\u8bf7\u786e\u4fdd\u60a8\u8f93\u5165\u7684\u662f\u4e00\u4e2a\u6574\u6570\u3002")\n<\/code><\/pre>\n
\u53ef\u4ee5\u5728Python\u4e2d\u4f7f\u7528\u54ea\u4e9b\u65b9\u6cd5\u6765\u9a8c\u8bc1\u8f93\u5165\u7684\u6574\u6570\uff1f<\/strong>
\u9664\u4e86\u4f7f\u7528try<\/code>\u548cexcept<\/code>\u6765\u6355\u83b7\u9519\u8bef\u5916\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u6765\u9a8c\u8bc1\u7528\u6237\u8f93\u5165\u3002\u901a\u8fc7\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u53ef\u4ee5\u786e\u4fdd\u7528\u6237\u8f93\u5165\u7684\u662f\u7b26\u5408\u8981\u6c42\u7684\u6574\u6570\u683c\u5f0f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a  <\/p>\n
import re\n\nuser_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570: ")\nif re.match(r"^-?\\d+$", user_input):\n    integer_value = int(user_input)\n    print(f"\u60a8\u8f93\u5165\u7684\u6574\u6570\u662f: {integer_value}")\nelse:\n    print("\u8f93\u5165\u65e0\u6548\uff0c\u8bf7\u786e\u4fdd\u60a8\u8f93\u5165\u7684\u662f\u4e00\u4e2a\u6574\u6570\u3002")\n<\/code><\/pre>\n
\u8fd9\u79cd\u65b9\u6cd5\u63d0\u4f9b\u4e86\u989d\u5916\u7684\u7075\u6d3b\u6027\uff0c\u80fd\u591f\u5904\u7406\u8d1f\u6570\u548c\u6b63\u6570\u7684\u8f93\u5165\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u8f93\u5165\u6574\u6570\u7684\u5e38\u89c1\u65b9\u6cd5\u662f\u4f7f\u7528\u5185\u7f6e\u51fd\u6570input()\uff0c\u7136\u540e\u5c06\u5176\u8f6c\u6362\u4e3a\u6574\u6570\u7c7b\u578b\u3002\u4ee5\u4e0b\u662f\u5b9e\u73b0\u8be5\u8fc7\u7a0b\u7684\u6b65 […]","protected":false},"author":3,"featured_media":962339,"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\/962330"}],"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=962330"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/962330\/revisions"}],"predecessor-version":[{"id":962341,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/962330\/revisions\/962341"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/962339"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=962330"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=962330"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=962330"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}