{"id":2852,"date":"2025-05-29T17:10:41","date_gmt":"2025-06-04T09:35:41","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=2852"},"modified":"2025-06-04T17:10:41","modified_gmt":"2025-06-04T09:35:41","slug":"%e4%bd%bf%e7%94%a8python%e7%9a%84format%e5%87%bd%e6%95%b8%e6%a0%bc%e5%bc%8f%e5%8c%96%e5%ad%97%e7%ac%a6%e4%b8%b2","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/%e4%bd%bf%e7%94%a8python%e7%9a%84format%e5%87%bd%e6%95%b8%e6%a0%bc%e5%bc%8f%e5%8c%96%e5%ad%97%e7%ac%a6%e4%b8%b2\/","title":{"rendered":"2025 \u6700\u65b0 Python \u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u6280\u5de7\uff1a\u6df1\u5165\u89e3\u6790 format() \u51fd\u6578\u7684\u61c9\u7528"},"content":{"rendered":"

<\/p>\n

\u5728 Python \u7de8\u7a0b\u4e2d\uff0c\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u662f\u4e00\u9805\u6975\u5176\u91cd\u8981\u7684\u6280\u80fd\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Python \u7684 `format()<\/span>` \u51fd\u6578\uff0c\u63d0\u4f9b 2025 \u5e74\u6700\u65b0\u7684\u8a9e\u6cd5\u8207\u6700\u4f73\u5be6\u8e10\uff0c\u5e6b\u52a9\u4f60\u66f4\u6709\u6548\u5730\u64cd\u4f5c\u548c\u5c55\u793a\u5b57\u7b26\u4e32\u3002<\/p>\n

format() \u51fd\u6578\u7684\u57fa\u672c\u7528\u6cd5<\/h2>\n

`format()` \u51fd\u6578\u7684\u57fa\u672c\u7528\u6cd5\u662f\u5c07\u5b57\u7b26\u4e32\u4e2d\u7684\u67d0\u4e9b\u90e8\u5206\u66ff\u63db\u70ba\u6307\u5b9a\u7684\u503c\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7bc4\u4f8b\uff1a<\/p>\n

“`python
\nname = ‘John’
\nprint(‘Hello, {0}!’.format(name))
\n“`<\/p>\n

\u57f7\u884c\u4e0a\u9762\u7684\u7a0b\u5f0f\u78bc\uff0c\u5c07\u6703\u8f38\u51fa\uff1a`Hello, John!`<\/p>\n

\u9019\u7a2e\u7528\u6cd5\u975e\u5e38\u9069\u5408\u7528\u65bc\u7c21\u55ae\u7684\u5b57\u7b26\u4e32\u63d2\u503c\uff0c\u8b93\u4f60\u7684\u4ee3\u78bc\u66f4\u5177\u53ef\u8b80\u6027\u3002<\/p>\n

format() \u51fd\u6578\u7684\u66f4\u591a\u7528\u6cd5<\/h2>\n

\u9664\u4e86\u57fa\u672c\u7684\u5b57\u7b26\u4e32\u66ff\u63db\uff0c`format()` \u51fd\u6578\u9084\u652f\u6301\u66f4\u8907\u96dc\u7684\u683c\u5f0f\u5316\u9700\u6c42\u3002\u4f8b\u5982\uff0c\u4f60\u53ef\u4ee5\u540c\u6642\u63d2\u5165\u591a\u500b\u8b8a\u6578\uff1a<\/p>\n

“`python
\nname = ‘John’
\nage = 20
\nprint(‘{0} is {1} years old.’.format(name, age))
\n“`<\/p>\n

\u9019\u6bb5\u7a0b\u5f0f\u78bc\u7684\u8f38\u51fa\u70ba\uff1a`John is 20 years old.`<\/p>\n

\u6b64\u5916\uff0c`format()` \u51fd\u6578\u4e5f\u53ef\u4ee5\u7528\u65bc\u6578\u5b57\u683c\u5f0f\u5316\u3002\u5728\u4ee5\u4e0b\u7bc4\u4f8b\u4e2d\uff0c\u6578\u5b57\u5c07\u88ab\u683c\u5f0f\u5316\u70ba\u5c0f\u6578\u9ede\u5f8c\u5169\u4f4d\uff1a<\/p>\n

“`python
\nnum = 123.4567
\nprint(‘{0:.2f}’.format(num))
\n“`<\/p>\n

\u57f7\u884c\u7d50\u679c\u5c07\u986f\u793a\uff1a`123.46`\uff0c\u9019\u6a23\u53ef\u4ee5\u65b9\u4fbf\u5730\u8655\u7406\u91d1\u878d\u6578\u64da\u6216\u5176\u4ed6\u9700\u8981\u7cbe\u78ba\u5c0f\u6578\u7684\u5834\u5408\u3002<\/p>\n

\u683c\u5f0f\u5316\u9078\u9805<\/h2>\n

`format()` \u51fd\u6578\u9084\u63d0\u4f9b\u4e86\u8c50\u5bcc\u7684\u683c\u5f0f\u5316\u9078\u9805\uff0c\u4f8b\u5982\u586b\u5145\u5b57\u7b26\u3001\u5c0d\u9f4a\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u7bc4\u4f8b\uff1a<\/p>\n

“`python
\n# \u586b\u5145\u5b57\u7b26
\nprint(‘{:<10} | {:>10}’.format(‘left’, ‘right’))
\n“`<\/p>\n

\u9019\u5c07\u8f38\u51fa\uff1a
\n“`
\nleft | right
\n“`<\/p>\n

\u4f7f\u7528\u9019\u4e9b\u9078\u9805\uff0c\u4f60\u53ef\u4ee5\u81ea\u5b9a\u7fa9\u5b57\u7b26\u4e32\u7684\u986f\u793a\u65b9\u5f0f\uff0c\u4ee5\u6eff\u8db3\u7279\u5b9a\u9700\u6c42\u3002<\/p>\n

\u932f\u8aa4\u6392\u9664\u53ca\u6700\u4f73\u5be6\u8e10<\/h2>\n

\u5728\u4f7f\u7528 `format()` \u51fd\u6578\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u5e38\u898b\u932f\u8aa4\uff0c\u4f8b\u5982\u7d22\u5f15\u932f\u8aa4\u6216\u683c\u5f0f\u932f\u8aa4\u3002\u70ba\u4e86\u907f\u514d\u9019\u4e9b\u554f\u984c\uff0c\u5efa\u8b70\u4f60\uff1a<\/p>\n

1. \u78ba\u4fdd\u683c\u5f0f\u5b57\u7b26\u4e32\u4e2d\u7684\u4f54\u4f4d\u7b26\u8207\u63d0\u4f9b\u7684\u8b8a\u6578\u6578\u91cf\u4e00\u81f4\u3002
\n2. \u4f7f\u7528\u95dc\u9375\u5b57\u53c3\u6578\u4f86\u63d0\u9ad8\u53ef\u8b80\u6027\uff1a<\/p>\n

“`python
\nprint(‘{name} is {age} years old.’.format(name=’John’, age=20))
\n“`<\/p>\n

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

`format()` \u51fd\u6578\u4e0d\u50c5\u9650\u65bc\u8f38\u51fa\uff0c\u5b83\u9084\u53ef\u4ee5\u7528\u65bc\u751f\u6210\u66f4\u8907\u96dc\u7684\u5b57\u7b26\u4e32\uff0c\u4f8b\u5982 SQL \u67e5\u8a62\u6216 HTML \u5167\u5bb9\uff0c\u9019\u4f7f\u5f97\u4f60\u7684\u4ee3\u78bc\u66f4\u52a0\u9748\u6d3b\u548c\u5f37\u5927\u3002<\/p>\n

\u5982\u679c\u4f60\u60f3\u6df1\u5165\u4e86\u89e3 Python \u7684\u66f4\u591a\u61c9\u7528\uff0c\u53ef\u4ee5\u53c3\u8003\u6211\u7684\u5176\u4ed6\u6559\u5b78\u6587\u7ae0\uff0c\u4f8b\u5982 [vocus.cc \u4e0a\u7684 Python \u9ad8\u7d1a\u6559\u7a0b](https:\/\/vocus.cc) \u6216 [miner.tw \u7684 Python \u5be6\u4f5c\u6307\u5357](https:\/\/miner.tw)\u3002<\/p>\n

\u7d50\u8ad6<\/h2>\n

Python \u7684 `format()` \u51fd\u6578\u70ba\u5b57\u7b26\u4e32\u8655\u7406\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5de5\u5177\uff0c\u7121\u8ad6\u662f\u57fa\u672c\u7684\u5b57\u7b26\u4e32\u63d2\u503c\u9084\u662f\u8907\u96dc\u7684\u683c\u5f0f\u5316\u9700\u6c42\uff0c\u5b83\u90fd\u80fd\u5b8c\u7f8e\u5730\u6eff\u8db3\u3002\u96a8\u8457 Python \u7684\u767c\u5c55\uff0c\u638c\u63e1\u9019\u4e9b\u6280\u8853\u5c07\u4f7f\u4f60\u5728\u7de8\u7a0b\u4e2d\u4e8b\u534a\u529f\u500d\u3002<\/p>\n

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

**Q1: format() \u51fd\u6578\u8207 f-string \u6709\u4ec0\u9ebc\u4e0d\u540c\uff1f**
\nA1: f-string \u662f Python 3.6 \u53ca\u4ee5\u4e0a\u7248\u672c\u4e2d\u7684\u4e00\u7a2e\u683c\u5f0f\u5316\u65b9\u6cd5\uff0c\u5b83\u66f4\u7c21\u6f54\u4e14\u57f7\u884c\u6548\u7387\u66f4\u9ad8\u3002`format()` \u51fd\u6578\u5247\u9069\u7528\u65bc\u6240\u6709 Python \u7248\u672c\uff0c\u4e14\u63d0\u4f9b\u66f4\u591a\u683c\u5f0f\u5316\u9078\u9805\u3002<\/p>\n

**Q2: \u5982\u4f55\u8655\u7406 format() \u4e2d\u7684\u683c\u5f0f\u932f\u8aa4\uff1f**
\nA2: \u78ba\u4fdd\u63d0\u4f9b\u7684\u8b8a\u6578\u6578\u91cf\u8207\u4f54\u4f4d\u7b26\u4e00\u81f4\uff0c\u4e26\u6aa2\u67e5\u683c\u5f0f\u5b57\u7b26\u4e32\u7684\u8a9e\u6cd5\u662f\u5426\u6b63\u78ba\u3002\u4f7f\u7528\u95dc\u9375\u5b57\u53c3\u6578\u53ef\u4ee5\u6e1b\u5c11\u932f\u8aa4\u7684\u767c\u751f\u3002<\/p>\n

**Q3: format() \u51fd\u6578\u53ef\u4ee5\u7528\u65bc\u683c\u5f0f\u5316\u65e5\u671f\u55ce\uff1f**
\nA3: \u662f\u7684\uff0c\u53ef\u4ee5\u4f7f\u7528 `format()` \u51fd\u6578\u4f86\u683c\u5f0f\u5316\u65e5\u671f\uff0c\u4f46\u901a\u5e38\u4f7f\u7528 `strftime()` \u65b9\u6cd5\u6703\u66f4\u65b9\u4fbf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528Python\u7684Format()\u51fd\u6578\u4f86\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff0c\u4ee5\u7b26\u5408GoogleSEO\u539f\u5247\uff0c\u63d0\u9ad8\u641c\u7d22\u5f15\u64ce\u6392\u540d\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-2852","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-K0","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2852","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=2852"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2852\/revisions"}],"predecessor-version":[{"id":2853,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2852\/revisions\/2853"}],"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=2852"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=2852"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=2852"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}