{"id":2944,"date":"2025-06-01T16:58:04","date_gmt":"2025-06-04T09:21:03","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=2944"},"modified":"2025-06-04T16:58:04","modified_gmt":"2025-06-04T09:21:03","slug":"%e4%ba%86%e8%a7%a3python%e5%b0%8d%e8%b1%a1%e7%9a%84%e5%b1%ac%e6%80%a7%e5%92%8c%e6%96%b9%e6%b3%95%ef%bc%9adir","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/%e4%ba%86%e8%a7%a3python%e5%b0%8d%e8%b1%a1%e7%9a%84%e5%b1%ac%e6%80%a7%e5%92%8c%e6%96%b9%e6%b3%95%ef%bc%9adir\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3 Python \u7684 dir() \u51fd\u6578\uff1a\u67e5\u770b\u5c0d\u8c61\u7684\u5c6c\u6027\u8207\u65b9\u6cd5\uff082025 \u6700\u65b0\u6559\u5b78\uff09"},"content":{"rendered":"

<\/p>\n

Python \u662f\u7576\u524d\u6700\u53d7\u6b61\u8fce\u7684\u7a0b\u5f0f\u8a9e\u8a00\u4e4b\u4e00\uff0c\u56e0\u5176\u7c21\u6f54\u7684\u8a9e\u6cd5\u548c\u5f37\u5927\u7684\u529f\u80fd\u4f7f\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u958b\u767c\u51fa\u5404\u7a2e\u61c9\u7528\u7a0b\u5f0f\u3002\u7576\u6211\u5011\u5728\u4f7f\u7528 Python \u9032\u884c\u958b\u767c\u6642\uff0c\u4e86\u89e3\u5c0d\u8c61\u7684\u5c6c\u6027\u548c\u65b9\u6cd5\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u9019\u6642 dir() \u51fd\u6578\u4fbf\u6210\u70ba\u4e86\u958b\u767c\u8005\u7684\u597d\u5e6b\u624b\u3002<\/p>\n

\u4ec0\u9ebc\u662f dir() \u51fd\u6578\uff1f<\/h2>\n

dir() \u51fd\u6578\u662f Python \u4e2d\u7684\u4e00\u500b\u5167\u7f6e\u51fd\u6578\uff0c\u4e3b\u8981\u7528\u65bc\u8fd4\u56de\u5c0d\u8c61\u7684\u5c6c\u6027\u548c\u65b9\u6cd5\u5217\u8868\u3002\u9019\u500b\u51fd\u6578\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\u975e\u5e38\u5be6\u7528\uff0c\u5b83\u53ef\u4ee5\u5e6b\u52a9\u6211\u5011\u5feb\u901f\u67e5\u95b1\u5c0d\u8c61\u7684\u53ef\u7528\u6210\u54e1\uff0c\u4e26\u4e86\u89e3\u5176\u53c3\u6578\u548c\u8fd4\u56de\u503c\uff0c\u5f9e\u800c\u66f4\u6709\u6548\u5730\u5229\u7528\u9019\u4e9b\u5c6c\u6027\u548c\u65b9\u6cd5\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528 dir() \u51fd\u6578\uff1f<\/h2>\n

\u4f7f\u7528 dir() \u51fd\u6578\u975e\u5e38\u7c21\u55ae\uff0c\u53ea\u9700\u5c07\u5c0d\u8c61\u4f5c\u70ba\u53c3\u6578\u50b3\u905e\u7d66 dir() \u51fd\u6578\u5373\u53ef\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 dir() \u67e5\u770b\u5b57\u7b26\u4e32\u5c0d\u8c61\u7684\u5c6c\u6027\u548c\u65b9\u6cd5\u7684\u7bc4\u4f8b\uff1a<\/p>\n

“`python
\nmy_string = “Hello World!”
\nprint(dir(my_string))
\n“`<\/p>\n

\u57f7\u884c\u4ee5\u4e0a\u4ee3\u78bc\u5f8c\uff0c\u8f38\u51fa\u7684\u7d50\u679c\u5c07\u662f\u4e00\u500b\u5217\u8868\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u5b57\u7b26\u4e32\u5c0d\u8c61\u7684\u6240\u6709\u5c6c\u6027\u548c\u65b9\u6cd5\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

“`python
\n[‘__add__’, ‘__class__’, ‘__contains__’, ‘__delattr__’, ‘__dir__’, ‘__doc__’, ‘__eq__’, ‘__format__’, ‘__ge__’, ‘__getattribute__’, ‘__getitem__’, ‘__getnewargs__’, ‘__gt__’, ‘__hash__’, ‘__init__’, ‘__init_subclass__’, ‘__iter__’, ‘__le__’, ‘__len__’, ‘__lt__’, ‘__mod__’, ‘__mul__’, ‘__ne__’, ‘__new__’, ‘__reduce__’, ‘__reduce_ex__’, ‘__repr__’, ‘__rmod__’, ‘__rmul__’, ‘__setattr__’, ‘__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

\u9019\u500b\u5217\u8868\u4e2d\u5305\u542b\u4e86\u591a\u7a2e\u65b9\u6cd5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u9700\u8981\u67e5\u95b1\u548c\u4f7f\u7528\u3002<\/p>\n

dir() \u51fd\u6578\u7684\u512a\u9ede<\/h2>\n

dir() \u51fd\u6578\u7684\u6700\u5927\u512a\u9ede\u5728\u65bc\u5b83\u80fd\u5920\u5feb\u901f\u5e6b\u52a9\u958b\u767c\u8005\u4e86\u89e3\u5c0d\u8c61\u7684\u5c6c\u6027\u548c\u65b9\u6cd5\uff0c\u5f9e\u800c\u63d0\u9ad8\u958b\u767c\u6548\u7387\u3002\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u578b\u7a0b\u5f0f\u6216\u7b2c\u4e09\u65b9\u5eab\u6642\uff0c\u5c0d\u65bc\u65b9\u6cd5\u7684\u5feb\u901f\u67e5\u8a62\u80fd\u5920\u986f\u8457\u6e1b\u5c11\u958b\u767c\u6642\u9593\u3002<\/p>\n

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

\u5728\u4f7f\u7528 dir() \u51fd\u6578\u6642\uff0c\u82e5\u9047\u5230\u6c92\u6709\u8fd4\u56de\u9810\u671f\u7d50\u679c\u7684\u60c5\u6cc1\uff0c\u8acb\u6aa2\u67e5\u4ee5\u4e0b\u5e7e\u9ede\uff1a
\n1. \u78ba\u8a8d\u6240\u50b3\u905e\u7684\u5c0d\u8c61\u662f\u5426\u6b63\u78ba\uff0c\u4e14\u8a72\u5c0d\u8c61\u5df2\u7d93\u521d\u59cb\u5316\u3002
\n2. \u82e5\u5c0d\u8c61\u70ba\u81ea\u5b9a\u7fa9\u985e\u5225\uff0c\u8acb\u78ba\u4fdd\u8a72\u985e\u5225\u5df2\u6b63\u78ba\u5b9a\u7fa9\u5176\u5c6c\u6027\u548c\u65b9\u6cd5\u3002<\/p>\n

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

\u9664\u4e86\u57fa\u672c\u7684\u4f7f\u7528\u65b9\u6cd5\uff0cdir() \u51fd\u6578\u9084\u53ef\u4ee5\u8207\u5176\u4ed6\u5167\u5efa\u51fd\u6578\u7d50\u5408\u4f7f\u7528\uff0c\u5982 type() \u548c help()\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u5168\u9762\u5730\u4e86\u89e3\u5c0d\u8c61\u7684\u5c6c\u6027\u548c\u65b9\u6cd5\u3002\u4f8b\u5982\uff1a<\/p>\n

“`python
\nprint(type(my_string))
\nhelp(my_string)
\n“`<\/p>\n

\u9019\u6a23\u7684\u7d50\u5408\u4f7f\u7528\u80fd\u5920\u63d0\u4f9b\u66f4\u8c50\u5bcc\u7684\u8cc7\u8a0a\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u6df1\u5165\u7406\u89e3\u5c0d\u8c61\u7684\u904b\u4f5c\u3002<\/p>\n

\u7e3d\u7d50<\/h2>\n

dir() \u51fd\u6578\u662f Python \u4e2d\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\uff0c\u5b83\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u67e5\u770b\u5c0d\u8c61\u7684\u5c6c\u6027\u548c\u65b9\u6cd5\uff0c\u4e26\u7406\u89e3\u5176\u53c3\u6578\u548c\u8fd4\u56de\u503c\u3002\u901a\u904e\u6709\u6548\u5229\u7528 dir() \u51fd\u6578\uff0c\u958b\u767c\u8005\u80fd\u5920\u66f4\u52a0\u9ad8\u6548\u5730\u958b\u767c\u51fa\u529f\u80fd\u5f37\u5927\u7684\u61c9\u7528\u7a0b\u5f0f\u3002<\/p>\n

\u6b32\u6df1\u5165\u4e86\u89e3 Python \u7684\u66f4\u591a\u77e5\u8b58\uff0c\u5efa\u8b70\u53c3\u8003 [\u9019\u7bc7\u6559\u5b78\u6587\u7ae0](https:\/\/vocus.cc\/article\/62e99837fd8978000195f7c1) \u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u3002<\/p>\n

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

1. dir() \u51fd\u6578\u53ef\u4ee5\u7528\u65bc\u6240\u6709 Python \u5c0d\u8c61\u55ce\uff1f<\/h3>\n

\u662f\u7684\uff0cdir() \u51fd\u6578\u53ef\u4ee5\u7528\u65bc\u4efb\u4f55 Python \u5c0d\u8c61\uff0c\u5305\u62ec\u5167\u5efa\u985e\u578b\u548c\u81ea\u5b9a\u7fa9\u985e\u578b\u3002<\/p>\n

2. \u5982\u4f55\u627e\u5230\u67d0\u500b\u7279\u5b9a\u5c6c\u6027\u6216\u65b9\u6cd5\u7684\u8a73\u7d30\u8cc7\u8a0a\uff1f<\/h3>\n

\u53ef\u4ee5\u4f7f\u7528 help() \u51fd\u6578\u4f86\u7372\u53d6\u7279\u5b9a\u5c6c\u6027\u6216\u65b9\u6cd5\u7684\u8a73\u7d30\u8aaa\u660e\uff0c\u4f8b\u5982 `help(my_string.capitalize)`\u3002<\/p>\n

3. dir() \u51fd\u6578\u7684\u8fd4\u56de\u7d50\u679c\u662f\u5426\u6703\u53d7\u5230\u5c0d\u8c61\u72c0\u614b\u7684\u5f71\u97ff\uff1f<\/h3>\n

\u662f\u7684\uff0c\u5c0d\u8c61\u7684\u7576\u524d\u72c0\u614b\u548c\u5c6c\u6027\u53ef\u80fd\u6703\u5f71\u97ff dir() \u8fd4\u56de\u7684\u7d50\u679c\uff0c\u7279\u5225\u662f\u5c0d\u65bc\u52d5\u614b\u5c6c\u6027\u548c\u65b9\u6cd5\u7684\u5c0d\u8c61\u3002
\n—<\/p>\n","protected":false},"excerpt":{"rendered":"

dir()\u662fPython\u4e2d\u7684\u4e00\u500b\u51fd\u6578\uff0c\u53ef\u4ee5\u7528\u65bc\u8fd4\u56de\u5c0d\u8c61\u7684\u5c6c\u6027\u548c\u65b9\u6cd5\u5217\u8868\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u4e86\u89e3Python\u5c0d\u8c61\u7684\u5c6c\u6027\u548c\u65b9\u6cd5\uff0c\u4ee5\u66f4\u597d\u5730\u958b\u767cPython\u61c9\u7528\u7a0b\u5e8f\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-2944","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-Lu","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2944","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=2944"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2944\/revisions"}],"predecessor-version":[{"id":2945,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2944\/revisions\/2945"}],"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=2944"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=2944"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=2944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}