{"id":3524,"date":"2025-05-28T14:35:43","date_gmt":"2025-06-04T07:17:43","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3524"},"modified":"2025-06-04T14:35:43","modified_gmt":"2025-06-04T07:17:43","slug":"%e5%ad%b8%e7%bf%92python%e4%b8%ad%e7%9a%84str%e5%87%bd%e6%95%b8%ef%bc%9a%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3%e5%ae%83%e7%9a%84%e5%8a%9f%e8%83%bd%e8%88%87%e6%87%89%e7%94%a8","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/%e5%ad%b8%e7%bf%92python%e4%b8%ad%e7%9a%84str%e5%87%bd%e6%95%b8%ef%bc%9a%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3%e5%ae%83%e7%9a%84%e5%8a%9f%e8%83%bd%e8%88%87%e6%87%89%e7%94%a8\/","title":{"rendered":"\u6df1\u5165\u5b78\u7fd2 Python \u4e2d\u7684 str() \u51fd\u6578\uff1a2025 \u6700\u65b0\u8a9e\u6cd5\u8207\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"

<\/p>\n

Python str() \u51fd\u6578\u4ecb\u7d39<\/h1>\n

\u5728 Python \u4e2d\uff0c`str()` \u51fd\u6578\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5c07\u5176\u4ed6\u6578\u64da\u985e\u578b\u8f49\u63db\u6210\u5b57\u7b26\u4e32\uff0c\u4f8b\u5982\u6578\u5b57\u3001\u5e03\u6797\u503c\u3001\u5217\u8868\u548c\u5b57\u5178\u7b49\u3002\u9019\u4f7f\u5f97\u6211\u5011\u80fd\u5920\u4ee5\u5b57\u7b26\u4e32\u7684\u5f62\u5f0f\u5c0d\u6578\u64da\u9032\u884c\u5404\u7a2e\u64cd\u4f5c\uff0c\u662f Python \u7a0b\u5f0f\u8a2d\u8a08\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002<\/p>\n

str() \u51fd\u6578\u7684\u4f7f\u7528\u65b9\u6cd5<\/h2>\n

`str()` \u51fd\u6578\u7684\u4f7f\u7528\u975e\u5e38\u7c21\u55ae\uff0c\u53ea\u9700\u5c07\u9700\u8981\u8f49\u63db\u7684\u6578\u64da\u653e\u5165 `str()` \u51fd\u6578\u4e2d\u5373\u53ef\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\uff1a<\/p>\n

“`python
\n# \u5c07\u6578\u5b57\u8f49\u63db\u6210\u5b57\u7b26\u4e32
\nnum = 123
\nstr_num = str(num)
\nprint(str_num) # \u8f38\u51fa\u7d50\u679c\u70ba\uff1a’123′<\/p>\n

# \u5c07\u5e03\u6797\u503c\u8f49\u63db\u6210\u5b57\u7b26\u4e32
\nbool_val = True
\nstr_bool = str(bool_val)
\nprint(str_bool) # \u8f38\u51fa\u7d50\u679c\u70ba\uff1a’True’<\/p>\n

# \u5c07\u5217\u8868\u8f49\u63db\u6210\u5b57\u7b26\u4e32
\nlist_val = [1, 2, 3]\nstr_list = str(list_val)
\nprint(str_list) # \u8f38\u51fa\u7d50\u679c\u70ba\uff1a'[1, 2, 3]’<\/p>\n

# \u5c07\u5b57\u5178\u8f49\u63db\u6210\u5b57\u7b26\u4e32
\ndict_val = {‘name’: ‘John’, ‘age’: 20}
\nstr_dict = str(dict_val)
\nprint(str_dict) # \u8f38\u51fa\u7d50\u679c\u70ba\uff1a”{‘name’: ‘John’, ‘age’: 20}”
\n“`<\/p>\n

\u5982\u4e0a\u6240\u793a\uff0c`str()` \u51fd\u6578\u80fd\u5920\u5c07\u4e0d\u540c\u6578\u64da\u985e\u578b\u8f49\u63db\u70ba\u5b57\u7b26\u4e32\uff0c\u9019\u4f7f\u5f97\u6211\u5011\u53ef\u4ee5\u9032\u4e00\u6b65\u8655\u7406\u9019\u4e9b\u5b57\u7b26\u4e32\u3002<\/p>\n

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

`str()` \u51fd\u6578\u7684\u512a\u9ede\u5728\u65bc\u5b83\u80fd\u5c07\u5404\u7a2e\u6578\u64da\u985e\u578b\u65b9\u4fbf\u5730\u8f49\u63db\u70ba\u5b57\u7b26\u4e32\uff0c\u9019\u6a23\u6211\u5011\u5c31\u53ef\u4ee5\u9032\u884c\u66f4\u8907\u96dc\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\uff0c\u5982\u62c6\u5206\u3001\u641c\u5c0b\u548c\u66ff\u63db\u7b49\uff0c\u800c\u4e0d\u5fc5\u5c0d\u5176\u4ed6\u6578\u64da\u985e\u578b\u9032\u884c\u7279\u6b8a\u8655\u7406\u3002\u6b64\u5916\uff0c\u9019\u4e5f\u65b9\u4fbf\u4e86\u5c07\u6578\u64da\u8f38\u51fa\u81f3\u6587\u4ef6\u6216\u7db2\u7d61\u3002<\/p>\n

str() \u51fd\u6578\u7684\u7f3a\u9ede<\/h2>\n

\u7136\u800c\uff0c`str()` \u51fd\u6578\u7684\u7f3a\u9ede\u5728\u65bc\u5b83\u50c5\u80fd\u5c07\u6578\u64da\u985e\u578b\u8f49\u63db\u70ba\u5b57\u7b26\u4e32\uff0c\u7121\u6cd5\u5c07\u5b57\u7b26\u4e32\u8f49\u63db\u70ba\u5176\u4ed6\u6578\u64da\u985e\u578b\u3002\u82e5\u9700\u8981\u9032\u884c\u6b64\u985e\u8f49\u63db\uff0c\u5247\u9700\u4f7f\u7528\u5176\u4ed6\u51fd\u6578\uff0c\u5982 `int()`\u3001`float()`\u3001`list()` \u7b49\u7b49\u3002<\/p>\n

\u5be6\u4f5c\u7bc4\u4f8b\uff1a\u5c07\u7528\u6236\u8f38\u5165\u8f49\u63db\u70ba\u5b57\u7b26\u4e32<\/h2>\n

\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u5c07\u7528\u6236\u8f38\u5165\u7684\u6578\u64da\u8f49\u63db\u70ba\u5b57\u7b26\u4e32\uff0c\u4ee5\u4fbf\u65bc\u5f8c\u7e8c\u8655\u7406\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n

“`python
\nuser_input = input(“\u8acb\u8f38\u5165\u4e00\u500b\u6578\u5b57\uff1a”)
\nconverted_input = str(user_input)
\nprint(f”\u8f49\u63db\u5f8c\u7684\u5b57\u7b26\u4e32\u70ba\uff1a{converted_input}”)
\n“`<\/p>\n

\u9019\u6bb5\u7a0b\u5f0f\u78bc\u5c07\u7528\u6236\u8f38\u5165\u7684\u6578\u5b57\u8f49\u63db\u70ba\u5b57\u7b26\u4e32\uff0c\u4e26\u986f\u793a\u8f49\u63db\u5f8c\u7684\u7d50\u679c\u3002<\/p>\n

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

\u4f7f\u7528 `str()` \u51fd\u6578\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4ee5\u4e0b\u5e38\u898b\u932f\u8aa4\uff1a<\/p>\n

– **TypeError**\uff1a\u5982\u679c\u50b3\u5165\u7684\u53c3\u6578\u70ba\u4e0d\u53ef\u8f49\u63db\u7684\u6578\u64da\u985e\u578b\uff0c\u5247\u6703\u5f15\u767c\u932f\u8aa4\u3002\u78ba\u4fdd\u50b3\u5165\u7684\u6578\u64da\u985e\u578b\u662f\u53ef\u8f49\u63db\u7684\uff0c\u5982\u6578\u5b57\u3001\u5e03\u6797\u503c\u3001\u5217\u8868\u548c\u5b57\u5178\u7b49\u3002<\/p>\n

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

`str()` \u51fd\u6578\u5728\u8655\u7406\u6578\u64da\u6642\u975e\u5e38\u6709\u7528\uff0c\u7279\u5225\u662f\u5728\u6578\u64da\u79d1\u5b78\u548c\u7db2\u9801\u958b\u767c\u4e2d\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 `str()` \u51fd\u6578\u5c07\u6578\u64da\u5eab\u4e2d\u7684\u6578\u5b57\u8f49\u63db\u70ba\u5b57\u7b26\u4e32\uff0c\u4ee5\u4fbf\u65bc\u5728\u7db2\u9801\u4e0a\u986f\u793a\u3002<\/p>\n

\u5982\u679c\u60a8\u60f3\u4e86\u89e3\u66f4\u591a\u6709\u95dc Python \u7684\u5167\u5bb9\uff0c\u6b61\u8fce\u53c3\u8003 [\u9019\u88e1\u7684\u6559\u5b78\u6587\u7ae0](https:\/\/vocus.cc)\uff01<\/p>\n

\u7e3d\u7d50<\/h2>\n

Python \u7684 `str()` \u51fd\u6578\u662f\u5c07\u5176\u4ed6\u6578\u64da\u985e\u578b\u8f49\u63db\u70ba\u5b57\u7b26\u4e32\u7684\u6709\u6548\u5de5\u5177\uff0c\u4f7f\u5f97\u6211\u5011\u5c0d\u5b57\u7b26\u4e32\u7684\u64cd\u4f5c\u66f4\u52a0\u9748\u6d3b\u3002\u5118\u7ba1\u5b83\u6709\u4e00\u5b9a\u7684\u9650\u5236\uff0c\u4f46\u5728\u65e5\u5e38\u7de8\u7a0b\u4e2d\u4f9d\u7136\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n

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

**Q1: `str()` \u51fd\u6578\u53ef\u4ee5\u8f49\u63db\u54ea\u4e9b\u6578\u64da\u985e\u578b\uff1f**
\nA1: `str()` \u51fd\u6578\u53ef\u4ee5\u8f49\u63db\u6578\u5b57\u3001\u5e03\u6797\u503c\u3001\u5217\u8868\u3001\u5b57\u5178\u7b49\u6578\u64da\u985e\u578b\u70ba\u5b57\u7b26\u4e32\u3002<\/p>\n

**Q2: \u5982\u4f55\u5c07\u5b57\u7b26\u4e32\u8f49\u63db\u56de\u6578\u5b57\uff1f**
\nA2: \u53ef\u4ee5\u4f7f\u7528 `int()` \u6216 `float()` \u51fd\u6578\u5c07\u5b57\u7b26\u4e32\u8f49\u63db\u70ba\u6574\u6578\u6216\u6d6e\u9ede\u6578\uff0c\u4f8b\u5982 `int(“123”)` \u6216 `float(“123.45”)`\u3002<\/p>\n

**Q3: `str()` \u51fd\u6578\u6709\u4ec0\u9ebc\u9650\u5236\u55ce\uff1f**
\nA3: `str()` \u51fd\u6578\u53ea\u80fd\u5c07\u6578\u64da\u8f49\u63db\u70ba\u5b57\u7b26\u4e32\uff0c\u7121\u6cd5\u5c07\u5b57\u7b26\u4e32\u8f49\u63db\u56de\u5176\u4ed6\u6578\u64da\u985e\u578b\uff0c\u9700\u4f7f\u7528\u5176\u4ed6\u51fd\u6578\u9032\u884c\u8f49\u63db\u3002<\/p>\n

—<\/p>\n","protected":false},"excerpt":{"rendered":"

\u672c\u6587\u5c07\u4ecb\u7d39Python\u4e2d\u7684str()\u51fd\u6578\uff0c\u8a73\u7d30\u89e3\u91cb\u5b83\u7684\u529f\u80fd\u8207\u61c9\u7528\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\uff0c\u8b93\u8b80\u8005\u80fd\u5920\u66f4\u6df1\u5165\u5730\u4e86\u89e3str()\u51fd\u6578\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-3524","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-UQ","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3524","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=3524"}],"version-history":[{"count":2,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3524\/revisions"}],"predecessor-version":[{"id":12808,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3524\/revisions\/12808"}],"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=3524"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3524"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3524"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}