{"id":2575,"date":"2025-06-03T17:17:19","date_gmt":"2025-06-04T10:02:19","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=2575"},"modified":"2025-06-04T17:17:19","modified_gmt":"2025-06-04T10:02:19","slug":"python-string-ljust-rjust-center","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/python-string-ljust-rjust-center\/","title":{"rendered":"2025 \u6700\u65b0\u7248 Python \u5b57\u4e32\u5c0d\u9f4a\u6280\u5de7\uff1a\u4f7f\u7528 ljust()\u3001rjust() \u548c center() \u51fd\u6578"},"content":{"rendered":"

<\/p>\n

2025 \u6700\u65b0\u7248 Python \u5b57\u4e32\u5c0d\u9f4a\u6280\u5de7\uff1a\u4f7f\u7528 ljust()\u3001rjust() \u548c center() \u51fd\u6578<\/h1>\n

\u5728 Python \u4e2d\uff0c\u5c0d\u5b57\u4e32\u9032\u884c\u5c0d\u9f4a\u662f\u4e00\u9805\u5e38\u898b\u7684\u9700\u6c42\u3002\u4f7f\u7528 ljust()<\/code>\u3001rjust()<\/code> \u548c center()<\/code> \u9019\u4e09\u500b\u51fd\u6578\uff0c\u80fd\u5920\u65b9\u4fbf\u5730\u5c07\u5b57\u4e32\u9032\u884c\u5de6\u5c0d\u9f4a\u3001\u53f3\u5c0d\u9f4a\u548c\u7f6e\u4e2d\u5c0d\u9f4a\u3002\u4ee5\u4e0b\u5c07\u8a73\u7d30\u4ecb\u7d39\u9019\u4e9b\u51fd\u6578\u7684\u7528\u6cd5\u53ca\u5be6\u4f5c\u7bc4\u4f8b\u3002<\/p>\n

## \u4f7f\u7528 ljust() \u51fd\u6578\u9032\u884c\u5de6\u5c0d\u9f4a<\/p>\n

\u4f7f\u7528 ljust()<\/code> \u51fd\u6578\uff0c\u4f60\u53ef\u4ee5\u5c07\u5b57\u4e32\u586b\u5145\u5230\u6307\u5b9a\u7684\u9577\u5ea6\uff0c\u4e26\u5728\u53f3\u5074\u88dc\u5145\u586b\u5145\u5b57\u7b26\u3002\u4ee5\u4e0b\u662f\u7bc4\u4f8b\uff1a<\/p>\n

“`python
\ntext = “Python”
\nprint(text.ljust(10)) # \u986f\u793a\uff1aPython
\n“`
\n\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u5b57\u4e32 “Python” \u5c07\u88ab\u5de6\u5c0d\u9f4a\uff0c\u4e26\u5728\u53f3\u5074\u586b\u5145\u7a7a\u683c\u81f3\u9577\u5ea6 10\u3002<\/p>\n

\u4f60\u4e5f\u53ef\u4ee5\u6307\u5b9a\u586b\u5145\u5b57\u7b26\uff0c\u4f8b\u5982\uff1a<\/p>\n

“`python
\ntext = “Python”
\nprint(text.ljust(10, “*”)) # \u986f\u793a\uff1aPython***
\n“`
\n\u5728\u9019\u88e1\uff0c\u4f7f\u7528\u661f\u865f\u4f5c\u70ba\u586b\u5145\u5b57\u7b26\u3002<\/p>\n

## \u4f7f\u7528 rjust() \u51fd\u6578\u9032\u884c\u53f3\u5c0d\u9f4a<\/p>\n

\u985e\u4f3c\u5730\uff0crjust()<\/code> \u51fd\u6578\u7528\u65bc\u53f3\u5c0d\u9f4a\u5b57\u4e32\uff1a<\/p>\n

“`python
\ntext = “Python”
\nprint(text.rjust(10)) # \u986f\u793a\uff1a Python
\nprint(text.rjust(10, “*”)) # \u986f\u793a\uff1a***Python
\n“`
\n\u9019\u5c07\u628a\u5b57\u4e32\u586b\u5145\u81f3\u6307\u5b9a\u9577\u5ea6\uff0c\u4e26\u5c07\u5176\u53f3\u5c0d\u9f4a\u3002<\/p>\n

## \u4f7f\u7528 center() \u51fd\u6578\u9032\u884c\u7f6e\u4e2d\u5c0d\u9f4a<\/p>\n

\u4f7f\u7528 center()<\/code> \u51fd\u6578\u53ef\u4ee5\u8b93\u5b57\u4e32\u7f6e\u4e2d\uff0c\u4e26\u5728\u5169\u5074\u586b\u5145\u5b57\u7b26\uff1a<\/p>\n

“`python
\ntext = “Python”
\nprint(text.center(10)) # \u986f\u793a\uff1a Python
\nprint(text.center(10, “*”)) # \u986f\u793a\uff1a*Python***
\n“`
\n\u9019\u6a23\u53ef\u4ee5\u4f7f\u5b57\u4e32\u5728\u6307\u5b9a\u9577\u5ea6\u5167\u5c45\u4e2d\u986f\u793a\u3002<\/p>\n

## \u4f7f\u7528 format() \u65b9\u6cd5\u9032\u884c\u683c\u5f0f\u5316\u5c0d\u9f4a<\/p>\n

\u9664\u4e86\u4e0a\u8ff0\u51fd\u6578\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528\u5b57\u4e32\u7684 format()<\/code> \u65b9\u6cd5\u4f86\u5c0d\u9f4a\u5b57\u4e32\uff1a<\/p>\n

“`python
\ntext = “Python”
\nprint(“{:<10}\".format(text)) # \u986f\u793a\uff1aPython \nprint(\"{:>10}”.format(text)) # \u986f\u793a\uff1a Python
\nprint(“{:^10}”.format(text)) # \u986f\u793a\uff1a Python
\n“`
\n\u9019\u88e1\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u8a9e\u6cd5\uff0c\u4f86\u6307\u5b9a\u5c0d\u9f4a\u65b9\u5f0f\u3002<\/p>\n

## \u5176\u4ed6\u6709\u7528\u7684\u5b57\u4e32\u51fd\u6578<\/p>\n

\u9664\u4e86 ljust()<\/code>\u3001rjust()<\/code> \u548c center()<\/code>\uff0c\u9084\u6709\u4e00\u4e9b\u5176\u4ed6\u6709\u7528\u7684\u5b57\u4e32\u51fd\u6578\uff1a<\/p>\n

– **zfill() \u51fd\u6578**\uff1a\u5c07\u5b57\u4e32\u5de6\u5074\u88dc\u5145 0\uff0c\u9054\u5230\u6307\u5b9a\u9577\u5ea6\u3002
\n “`python
\n text = “Python”
\n print(text.zfill(10)) # \u986f\u793a\uff1a0000Python
\n “`<\/p>\n

– **expandtabs() \u51fd\u6578**\uff1a\u5c07\u5b57\u4e32\u4e2d\u7684 tab \u9375\u64f4\u5c55\u70ba\u6307\u5b9a\u6578\u91cf\u7684\u7a7a\u683c\u3002
\n “`python
\n text = “Python\\tis\\tawesome”
\n print(text.expandtabs(4)) # \u986f\u793a\uff1aPython is awesome
\n “`<\/p>\n

## \u932f\u8aa4\u6392\u9664\u8207\u6700\u4f73\u5be6\u8e10<\/p>\n

\u5728\u4f7f\u7528\u4e0a\u8ff0\u51fd\u6578\u6642\uff0c\u8acb\u6ce8\u610f\uff1a<\/p>\n

– \u78ba\u4fdd\u586b\u5145\u5b57\u7b26\u7684\u9577\u5ea6\u8207\u76ee\u6a19\u5bec\u5ea6\u4e0d\u6703\u5c0e\u81f4\u5b57\u4e32\u8d85\u51fa\u9810\u671f\u7684\u9577\u5ea6\u3002
\n– \u4f7f\u7528 format()<\/code> \u65b9\u6cd5\u6642\uff0c\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u7684\u8a9e\u6cd5\u5fc5\u9808\u6b63\u78ba\uff0c\u4ee5\u907f\u514d\u8a9e\u6cd5\u932f\u8aa4\u3002<\/p>\n

\u9019\u4e9b\u5b57\u4e32\u5c0d\u9f4a\u6280\u5de7\u80fd\u5920\u5e6b\u52a9\u4f60\u5728 Python \u7a0b\u5f0f\u4e2d\u66f4\u6709\u6548\u5730\u8655\u7406\u5b57\u4e32\uff0c\u8b93\u4f60\u7684\u8f38\u51fa\u66f4\u52a0\u7f8e\u89c0\u3002<\/p>\n

\u5728\u6df1\u5165\u5b78\u7fd2 Python \u5b57\u4e32\u8655\u7406\u7684\u540c\u6642\uff0c\u4f60\u4e5f\u53ef\u4ee5\u53c3\u8003\u9019\u7bc7\u6587\u7ae0\uff1a[Python \u5b57\u4e32\u8655\u7406\u5165\u9580](https:\/\/vocus.cc\/article\/123456)\u3002 <\/p>\n

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

### Q1: ljust() \u548c rjust() \u7684\u5340\u5225\u662f\u4ec0\u9ebc\uff1f
\nA1: ljust()<\/code> \u5c07\u5b57\u4e32\u5de6\u5c0d\u9f4a\uff0c\u53f3\u5074\u88dc\u5145\u5b57\u7b26\uff1b\u800c rjust()<\/code> \u5247\u5c07\u5b57\u4e32\u53f3\u5c0d\u9f4a\uff0c\u5de6\u5074\u88dc\u5145\u5b57\u7b26\u3002<\/p>\n

### Q2: center() \u51fd\u6578\u53ef\u4ee5\u4f7f\u7528\u4ec0\u9ebc\u586b\u5145\u5b57\u7b26\uff1f
\nA2: \u4f60\u53ef\u4ee5\u5728 center()<\/code> \u51fd\u6578\u4e2d\u6307\u5b9a\u4efb\u610f\u5b57\u7b26\u4f5c\u70ba\u586b\u5145\u5b57\u7b26\uff0c\u4f8b\u5982\u7a7a\u683c\u3001\u661f\u865f\u7b49\u3002<\/p>\n

### Q3: Python \u4e2d\u9084\u6709\u54ea\u4e9b\u5b57\u4e32\u8655\u7406\u7684\u5e38\u7528\u51fd\u6578\uff1f
\nA3: \u9664\u4e86\u5c0d\u9f4a\u51fd\u6578\u5916\uff0c\u9084\u6709 strip()<\/code>\u3001split()<\/code>\u3001join()<\/code> \u7b49\u51fd\u6578\uff0c\u9019\u4e9b\u90fd\u662f\u65e5\u5e38\u5b57\u4e32\u8655\u7406\u4e2d\u975e\u5e38\u5e38\u7528\u7684\u5de5\u5177\u3002<\/p>\n

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

2025 \u6700\u65b0\u7248 Python \u5b57\u4e32\u5c0d\u9f4a\u6280\u5de7\uff1a\u4f7f\u7528…<\/p>\n","protected":false},"author":1,"featured_media":2518,"comment_status":"open","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":[],"class_list":["post-2575","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-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-Fx","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2575","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=2575"}],"version-history":[{"count":4,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2575\/revisions"}],"predecessor-version":[{"id":13056,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2575\/revisions\/13056"}],"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=2575"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=2575"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=2575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}