{"id":3178,"date":"2025-05-31T16:32:20","date_gmt":"2025-06-04T08:41:19","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3178"},"modified":"2025-06-04T16:32:20","modified_gmt":"2025-06-04T08:41:19","slug":"python%e4%b8%ad%e7%9a%84methods%e5%87%bd%e6%95%b8%e4%bb%8b%e7%b4%b9","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/python%e4%b8%ad%e7%9a%84methods%e5%87%bd%e6%95%b8%e4%bb%8b%e7%b4%b9\/","title":{"rendered":"2025 \u6700\u65b0 Python \u7a0b\u5f0f\u6559\u5b78\uff1a\u6df1\u5165\u4e86\u89e3 methods() \u51fd\u5f0f\u7684\u4f7f\u7528\u8207\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"

<\/p>\n

Python\u4e2d\u7684methods()\u51fd\u5f0f\u4ecb\u7d39<\/h1>\n

Python \u662f\u4e00\u7a2e\u975e\u5e38\u6d41\u884c\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u5b83\u63d0\u4f9b\u4e86\u8a31\u591a\u5f37\u5927\u800c\u6709\u7528\u7684\u51fd\u5f0f\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f `methods()` \u51fd\u5f0f\u3002\u9019\u500b\u51fd\u5f0f\u53ef\u4ee5\u7528\u4f86\u67e5\u770b\u7269\u4ef6\u7684\u65b9\u6cd5\uff0c\u4e26\u4e14\u4e5f\u53ef\u4ee5\u67e5\u770b\u7269\u4ef6\u7684\u5c6c\u6027\uff0c\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\u76f8\u7576\u5be6\u7528\u3002<\/p>\n

methods()\u51fd\u5f0f\u7684\u4f7f\u7528\u65b9\u6cd5<\/h2>\n

\u5728 Python \u4e2d\uff0c`methods()` \u51fd\u5f0f\u7684\u4f7f\u7528\u975e\u5e38\u7c21\u55ae\uff0c\u4f60\u53ea\u9700\u8981\u5c07\u7269\u4ef6\u540d\u7a31\u4f5c\u70ba\u53c3\u6578\u50b3\u5165\u51fd\u5f0f\u4e2d\u5373\u53ef\u3002\u4e0d\u904e\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cPython \u672c\u8eab\u4e26\u6c92\u6709\u4e00\u500b\u540d\u70ba `methods()` \u7684\u5167\u5efa\u51fd\u5f0f\uff0c\u800c\u662f\u53ef\u4ee5\u900f\u904e `dir()` \u51fd\u5f0f\u4f86\u7372\u53d6\u7269\u4ef6\u7684\u65b9\u6cd5\u548c\u5c6c\u6027\u3002<\/p>\n

\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u60f3\u67e5\u770b\u5b57\u4e32\u7269\u4ef6\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u7a0b\u5f0f\u78bc\uff1a<\/p>\n

“`python
\nstr_obj = “Hello World”
\nmethods = dir(str_obj)
\nprint(methods)
\n“`<\/p>\n

\u57f7\u884c\u4ee5\u4e0a\u7a0b\u5f0f\u78bc\u5f8c\uff0c\u5c31\u6703\u5f97\u5230\u4e00\u500b\u5217\u8868\uff0c\u5217\u8868\u4e2d\u5305\u542b\u4e86\u5b57\u4e32\u7269\u4ef6\u7684\u6240\u6709\u65b9\u6cd5\uff0c\u4f8b\u5982\uff1a<\/p>\n

“`python
\n[‘__add__’, ‘__class__’, ‘__contains__’, ‘__delattr__’, ‘__dir__’, ‘__doc__’, ‘__eq__’, ‘__format__’, ‘__ge__’, ‘__getattribute__’, ‘__getitem__’, ‘__getstate__’, ‘__gt__’, ‘__hash__’, ‘__init__’, ‘__init_subclass__’, ‘__le__’, ‘__lt__’, ‘__mod__’, ‘__mul__’, ‘__ne__’, ‘__new__’, ‘__reduce__’, ‘__reduce_ex__’, ‘__repr__’, ‘__rmod__’, ‘__rsub__’, ‘__sizeof__’, ‘__str__’, ‘__subclasshook__’, ‘capitalize’, ‘casefold’, ‘center’, ‘count’, ‘encode’, ‘endswith’, ‘expandtabs’, ‘find’, ‘format’, ‘format_map’, ‘index’, ‘isalnum’, ‘isalpha’, ‘isdecimal’, ‘isdigit’, ‘isidentifier’, ‘islower’, ‘isnumeric’, ‘isprintable’, ‘isspace’, ‘istitle’, ‘isupper’, ‘join’, ‘ljust’, ‘lower’, ‘lstrip’, ‘maketrans’, ‘partition’, ‘replace’, ‘rfind’, ‘rindex’, ‘rjust’, ‘rpartition’, ‘rsplit’, ‘rstrip’, ‘split’, ‘splitlines’, ‘startswith’, ‘strip’, ‘swapcase’, ‘title’, ‘translate’, ‘upper’, ‘zfill’]\n“`<\/p>\n

methods()\u51fd\u5f0f\u7684\u512a\u9ede<\/h2>\n

`methods()` \u51fd\u5f0f\uff08\u5be6\u969b\u4e0a\u662f `dir()` \u51fd\u5f0f\uff09\u6700\u5927\u7684\u512a\u9ede\u5c31\u662f\u80fd\u8b93\u958b\u767c\u8005\u5feb\u901f\u67e5\u770b\u7269\u4ef6\u7684\u65b9\u6cd5\uff0c\u800c\u4e0d\u9700\u8981\u67e5\u95b1\u6587\u4ef6\u6216\u662f\u7db2\u8def\u8cc7\u6599\uff0c\u9019\u6a23\u53ef\u5927\u5e45\u63d0\u5347\u958b\u767c\u6548\u7387\u3002<\/p>\n

\u6b64\u5916\uff0c\u900f\u904e `dir()` \u51fd\u5f0f\uff0c\u6211\u5011\u4e5f\u53ef\u4ee5\u67e5\u770b\u7269\u4ef6\u7684\u5c6c\u6027\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u60f3\u67e5\u770b\u5b57\u5178\u7269\u4ef6\u7684\u5c6c\u6027\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u7a0b\u5f0f\u78bc\uff1a<\/p>\n

“`python
\ndict_obj = {‘name’: ‘John’, ‘age’: 20}
\nattrs = dir(dict_obj)
\nprint(attrs)
\n“`<\/p>\n

\u57f7\u884c\u4ee5\u4e0a\u7a0b\u5f0f\u78bc\u5f8c\uff0c\u5c31\u6703\u5f97\u5230\u4e00\u500b\u5217\u8868\uff0c\u5217\u8868\u4e2d\u5305\u542b\u4e86\u5b57\u5178\u7269\u4ef6\u7684\u6240\u6709\u5c6c\u6027\uff0c\u4f8b\u5982\uff1a<\/p>\n

“`python
\n[‘__class__’, ‘__delitem__’, ‘__dir__’, ‘__doc__’, ‘__eq__’, ‘__format__’, ‘__ge__’, ‘__getitem__’, ‘__getstate__’, ‘__gt__’, ‘__init__’, ‘__init_subclass__’, ‘__iter__’, ‘__le__’, ‘__len__’, ‘__lt__’, ‘__ne__’, ‘__new__’, ‘__reduce__’, ‘__reduce_ex__’, ‘__repr__’, ‘__setitem__’, ‘__sizeof__’, ‘__str__’, ‘__subclasshook__’, ‘clear’, ‘copy’, ‘fromkeys’, ‘get’, ‘items’, ‘keys’, ‘pop’, ‘popitem’, ‘setdefault’, ‘update’, ‘values’]\n“`<\/p>\n

\u932f\u8aa4\u6392\u9664<\/h2>\n

\u5728\u4f7f\u7528 `dir()` \u51fd\u5f0f\u6642\uff0c\u82e5\u5c0d\u65bc\u67d0\u4e9b\u7269\u4ef6\u51fa\u73fe\u610f\u5916\u7684\u932f\u8aa4\uff0c\u8acb\u6aa2\u67e5\u8a72\u7269\u4ef6\u662f\u5426\u70ba\u5408\u6cd5\u7684 Python \u7269\u4ef6\uff0c\u4e26\u78ba\u8a8d\u4f60\u5df2\u7d93\u6b63\u78ba\u5730\u521d\u59cb\u5316\u8a72\u7269\u4ef6\u3002<\/p>\n

\u5ef6\u4f38\u61c9\u7528<\/h2>\n

\u9664\u4e86\u57fa\u672c\u7684 `dir()` \u51fd\u5f0f\u4f7f\u7528\u5916\uff0c\u4f60\u9084\u53ef\u4ee5\u7d50\u5408\u5176\u4ed6\u51fd\u5f0f\u4f86\u9032\u884c\u66f4\u6df1\u5165\u7684\u7269\u4ef6\u6aa2\u67e5\u3002\u4f8b\u5982\uff0c\u642d\u914d `help()` \u51fd\u5f0f\u4f86\u7372\u53d6\u66f4\u8a73\u7d30\u7684\u7269\u4ef6\u8cc7\u8a0a\uff1a<\/p>\n

“`python
\nhelp(str_obj)
\n“`<\/p>\n

\u9019\u5c07\u986f\u793a\u6709\u95dc\u8a72\u7269\u4ef6\u7684\u8a73\u7d30\u8aaa\u660e\u53ca\u5176\u53ef\u7528\u7684\u65b9\u6cd5\u548c\u5c6c\u6027\u3002<\/p>\n

\u6b64\u5916\uff0c\u82e5\u60f3\u6df1\u5165\u4e86\u89e3 Python \u7684\u7269\u4ef6\u5c0e\u5411\u7a0b\u5f0f\u8a2d\u8a08\uff0c\u5efa\u8b70\u53c3\u8003\u66f4\u591a\u8cc7\u6e90\uff0c\u4f8b\u5982 [Python \u5b98\u65b9\u6587\u4ef6](https:\/\/docs.python.org\/3\/tutorial\/classes.html)\uff0c\u4ee5\u7372\u5f97\u66f4\u5168\u9762\u7684\u7406\u89e3\u3002<\/p>\n

\u7d50\u8ad6<\/h2>\n

`methods()` \u51fd\u5f0f\uff08\u5be6\u969b\u4e0a\u662f `dir()` \u51fd\u5f0f\uff09\u662f Python \u4e2d\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\uff0c\u5b83\u53ef\u4ee5\u5feb\u901f\u6aa2\u8996\u4efb\u4f55\u7269\u4ef6\u7684\u65b9\u6cd5\u548c\u5c6c\u6027\uff0c\u5927\u5e45\u63d0\u5347\u958b\u767c\u6548\u7387\u3002\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5229\u7528\u9019\u500b\u51fd\u5f0f\uff0c\u5c07\u4f7f\u4f60\u5728 Python \u958b\u767c\u4e2d\u4e8b\u534a\u529f\u500d\u3002<\/p>\n

Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n

**Q1: methods() \u51fd\u5f0f\u53ef\u4ee5\u7528\u4f86\u67e5\u770b\u6240\u6709 Python \u7269\u4ef6\u7684\u65b9\u6cd5\u55ce\uff1f**
\nA1: \u662f\u7684\uff0c\u4f7f\u7528 `dir()` \u51fd\u5f0f\u53ef\u4ee5\u67e5\u770b\u4efb\u4f55 Python \u7269\u4ef6\u7684\u65b9\u6cd5\u548c\u5c6c\u6027\u3002<\/p>\n

**Q2: \u5982\u679c\u6211\u60f3\u8981\u8a73\u7d30\u4e86\u89e3\u67d0\u500b\u65b9\u6cd5\u7684\u7528\u6cd5\uff0c\u61c9\u8a72\u600e\u9ebc\u505a\uff1f**
\nA2: \u53ef\u4ee5\u4f7f\u7528 `help()` \u51fd\u5f0f\u4f86\u7372\u53d6\u8a72\u65b9\u6cd5\u7684\u8a73\u7d30\u8aaa\u660e\u548c\u4f7f\u7528\u7bc4\u4f8b\u3002<\/p>\n

**Q3: \u4f7f\u7528 dir() \u51fd\u5f0f\u6642\u51fa\u73fe\u932f\u8aa4\uff0c\u8a72\u5982\u4f55\u89e3\u6c7a\uff1f**
\nA3: \u78ba\u8a8d\u8a72\u7269\u4ef6\u5df2\u6b63\u78ba\u521d\u59cb\u5316\uff0c\u4e26\u6aa2\u67e5\u662f\u5426\u70ba\u5408\u6cd5\u7684 Python \u7269\u4ef6\u3002<\/p>\n

—<\/p>\n

\u9019\u6a23\u7684\u512a\u5316\u4e0d\u50c5\u80fd\u5438\u5f15\u66f4\u591a\u8b80\u8005\uff0c\u9084\u80fd\u63d0\u5347 SEO \u6548\u679c\uff0c\u5e6b\u52a9\u6587\u7ae0\u5728\u641c\u5c0b\u5f15\u64ce\u4e2d\u7372\u5f97\u66f4\u597d\u7684\u6392\u540d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Methods()\u51fd\u6578\u662fPython\u4e2d\u7684\u4e00\u7a2e\u5e38\u7528\u51fd\u6578\uff0c\u53ef\u4ee5\u7528\u4f86\u67e5\u770b\u7269\u4ef6\u7684\u65b9\u6cd5\uff0c\u4ee5\u53ca\u67e5\u770b\u7269\u4ef6\u7684\u5c6c\u6027\u3002\u672c\u6587\u5c07\u4ecb\u7d39Methods()\u51fd\u6578\u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u4f86\u67e5\u770b\u7269\u4ef6\u7684\u5c6c\u6027\u548c\u65b9\u6cd5\u3002<\/p>\n","protected":false},"author":1,"featured_media":2518,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[18],"tags":[15],"class_list":["post-3178","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python","tag-python"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2022\/12\/DALL\u00b7E-2022-12-28-14.25.55-\u62f7\u8c9d2.png","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-Pg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3178","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=3178"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3178\/revisions"}],"predecessor-version":[{"id":3179,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3178\/revisions\/3179"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/2518"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=3178"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3178"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3178"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}