{"id":2668,"date":"2025-05-29T17:34:04","date_gmt":"2025-06-04T09:57:03","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=2668"},"modified":"2025-06-04T17:34:04","modified_gmt":"2025-06-04T09:57:03","slug":"%e4%bd%bf%e7%94%a8python%e7%9a%84del%e8%aa%9e%e5%8f%a5%e5%88%aa%e9%99%a4%e4%b8%b2%e5%88%97%e4%b8%ad%e7%9a%84%e5%85%83%e7%b4%a0","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/%e4%bd%bf%e7%94%a8python%e7%9a%84del%e8%aa%9e%e5%8f%a5%e5%88%aa%e9%99%a4%e4%b8%b2%e5%88%97%e4%b8%ad%e7%9a%84%e5%85%83%e7%b4%a0\/","title":{"rendered":"\u4f7f\u7528 Python \u7684 del \u8a9e\u53e5\u522a\u9664\u4e32\u5217\u5143\u7d20\u7684\u6700\u65b0\u6307\u5357\uff082025\uff09"},"content":{"rendered":"

<\/p>\n

Python \u662f\u4e00\u7a2e\u6d41\u884c\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u5177\u5099\u5f37\u5927\u7684\u529f\u80fd\u8207\u9748\u6d3b\u6027\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f\u4e32\u5217\uff08List\uff09\u3002\u4e32\u5217\u662f\u4e00\u7a2e\u53ef\u5132\u5b58\u591a\u500b\u5143\u7d20\u7684\u8cc7\u6599\u7d50\u69cb\uff0c\u8b93\u958b\u767c\u8005\u66f4\u5bb9\u6613\u7ba1\u7406\u548c\u64cd\u4f5c\u8cc7\u6599\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528 **del** \u8a9e\u53e5\u522a\u9664\u4e32\u5217\u4e2d\u7684\u5143\u7d20\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u548c\u5be6\u4f5c\u7bc4\u4f8b\u3002<\/p>\n

### \u4f7f\u7528 del \u8a9e\u53e5\u522a\u9664\u4e32\u5217\u4e2d\u7684\u5143\u7d20<\/p>\n

\u5728 Python \u4e2d\uff0c**del** \u8a9e\u53e5\u53ef\u7528\u4f86\u522a\u9664\u4e32\u5217\u4e2d\u7684\u5143\u7d20\u3002\u5b83\u53ef\u4ee5\u901a\u904e\u6307\u5b9a\u8981\u522a\u9664\u7684\u5143\u7d20\u7684\u7d22\u5f15\uff0c\u6216\u76f4\u63a5\u522a\u9664\u7279\u5b9a\u503c\u7684\u5143\u7d20\u3002<\/p>\n

#### \u522a\u9664\u7279\u5b9a\u7d22\u5f15\u7684\u5143\u7d20<\/p>\n

\u8209\u500b\u4f8b\u5b50\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba `my_list` \u7684\u4e32\u5217\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u4e00\u4e9b\u6578\u5b57\uff1a<\/p>\n

“`python
\nmy_list = [1, 2, 3, 4, 5]\n“`<\/p>\n

\u5982\u679c\u6211\u5011\u60f3\u8981\u522a\u9664\u4e32\u5217\u4e2d\u7684\u7b2c\u4e09\u500b\u5143\u7d20\uff08\u6578\u5b57 3\uff09\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b del \u8a9e\u53e5\uff1a<\/p>\n

“`python
\ndel my_list[2]\n“`<\/p>\n

\u9019\u6a23\u5728\u57f7\u884c\u5f8c\uff0c`my_list` \u5c07\u8b8a\u70ba `[1, 2, 4, 5]`\u3002<\/p>\n

#### \u522a\u9664\u7279\u5b9a\u503c\u7684\u5143\u7d20<\/p>\n

\u6b64\u5916\uff0c\u6211\u5011\u4e5f\u53ef\u4ee5\u4f7f\u7528 del \u8a9e\u53e5\u4f86\u522a\u9664\u4e32\u5217\u4e2d\u7684\u7279\u5b9a\u5143\u7d20\uff0c\u800c\u4e0d\u50c5\u50c5\u662f\u6307\u5b9a\u7d22\u5f15\u3002\u8209\u4f8b\u4f86\u8aaa\uff0c\u82e5\u8981\u522a\u9664\u6578\u5b57 5\uff0c\u53ef\u4ee5\u9019\u6a23\u505a\uff1a<\/p>\n

“`python
\nmy_list = [1, 2, 3, 4, 5]\ndel my_list[4] # \u522a\u9664\u7d22\u5f15 4 \u7684\u5143\u7d20\uff08\u6578\u5b57 5\uff09
\n“`<\/p>\n

\u57f7\u884c\u5f8c\uff0c`my_list` \u5c07\u8b8a\u70ba `[1, 2, 3, 4]`\u3002<\/p>\n

### \u932f\u8aa4\u6392\u9664\u8207\u5ef6\u4f38\u61c9\u7528<\/p>\n

#### \u5e38\u898b\u932f\u8aa4<\/p>\n

1. **IndexError**\uff1a\u82e5\u6307\u5b9a\u7684\u7d22\u5f15\u8d85\u51fa\u7bc4\u570d\uff0c\u5c07\u5f15\u767c `IndexError`\u3002\u4f8b\u5982\uff0c\u82e5 `my_list` \u53ea\u6709 4 \u500b\u5143\u7d20\uff0c\u537b\u5617\u8a66\u522a\u9664\u7d22\u5f15 4 \u7684\u5143\u7d20\uff0c\u5247\u6703\u51fa\u73fe\u932f\u8aa4\u3002<\/p>\n

“`python
\n del my_list[4] # \u6703\u5f15\u767c IndexError
\n “`<\/p>\n

2. **ValueError**\uff1a\u4f7f\u7528 `del` \u522a\u9664\u4e0d\u5b58\u5728\u7684\u5143\u7d20\u6642\uff0c\u5c07\u4e0d\u6703\u5831\u932f\uff0c\u4f46\u5143\u7d20\u4e0d\u6703\u88ab\u522a\u9664\u3002<\/p>\n

#### \u5ef6\u4f38\u61c9\u7528<\/p>\n

\u5728\u8655\u7406\u5927\u578b\u8cc7\u6599\u96c6\u6642\uff0c\u4f7f\u7528 `del` \u8a9e\u53e5\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u8a18\u61b6\u9ad4\uff0c\u7279\u5225\u662f\u5728\u57f7\u884c\u5927\u91cf\u8cc7\u6599\u8655\u7406\u6642\u3002\u4e5f\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u5176\u4ed6\u65b9\u6cd5\uff0c\u4f8b\u5982 `remove()` \u65b9\u6cd5\uff0c\u6839\u64da\u5143\u7d20\u7684\u503c\u9032\u884c\u522a\u9664\u3002<\/p>\n

### \u5c0f\u7d50<\/p>\n

\u7e3d\u7d50\u4f86\u8aaa\uff0cPython \u4e2d\u7684 **del** \u8a9e\u53e5\u662f\u4e00\u7a2e\u7c21\u4fbf\u6709\u6548\u7684\u65b9\u5f0f\u4f86\u522a\u9664\u4e32\u5217\u4e2d\u7684\u5143\u7d20\u3002\u7121\u8ad6\u662f\u6839\u64da\u7d22\u5f15\u9084\u662f\u6839\u64da\u503c\u9032\u884c\u522a\u9664\uff0c\u958b\u767c\u8005\u90fd\u53ef\u4ee5\u9748\u6d3b\u904b\u7528\u9019\u7a2e\u529f\u80fd\u4f86\u7ba1\u7406\u4e32\u5217\u8cc7\u6599\u3002<\/p>\n

\u5982\u679c\u60a8\u60f3\u9032\u4e00\u6b65\u4e86\u89e3 Python \u7684\u4f7f\u7528\u6280\u5de7\uff0c\u60a8\u53ef\u4ee5\u53c3\u8003\u9019\u7bc7 [Python \u6559\u5b78\u6587](https:\/\/vocus.cc) \u4ee5\u7372\u5f97\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n

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

**Q1: del \u8a9e\u53e5\u8207 remove \u65b9\u6cd5\u6709\u4ec0\u9ebc\u4e0d\u540c\uff1f**
\nA1: `del` \u8a9e\u53e5\u7528\u65bc\u522a\u9664\u6307\u5b9a\u7d22\u5f15\u7684\u5143\u7d20\uff0c\u800c `remove` \u65b9\u6cd5\u5247\u662f\u6839\u64da\u5143\u7d20\u7684\u503c\u9032\u884c\u522a\u9664\u3002<\/p>\n

**Q2: \u4f7f\u7528 del \u522a\u9664\u5143\u7d20\u5f8c\uff0c\u4e32\u5217\u7684\u9577\u5ea6\u6703\u8b8a\u5316\u55ce\uff1f**
\nA2: \u662f\u7684\uff0c\u4f7f\u7528 `del` \u522a\u9664\u5143\u7d20\u5f8c\uff0c\u4e32\u5217\u7684\u9577\u5ea6\u5c07\u6e1b\u5c11\u3002<\/p>\n

**Q3: \u4f7f\u7528 del \u522a\u9664\u5143\u7d20\u662f\u5426\u6703\u91cb\u653e\u8a18\u61b6\u9ad4\uff1f**
\nA3: \u662f\u7684\uff0c\u4f7f\u7528 `del` \u53ef\u4ee5\u91cb\u653e\u88ab\u522a\u9664\u5143\u7d20\u4f54\u7528\u7684\u8a18\u61b6\u9ad4\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u578b\u4e32\u5217\u6642\uff0c\u53ef\u4ee5\u5e6b\u52a9\u512a\u5316\u8a18\u61b6\u9ad4\u4f7f\u7528\u3002<\/p>\n

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

Python\u7684\u4e32\u5217\u662f\u4e00\u7a2e\u5e38\u7528\u7684\u8cc7\u6599\u7d50\u69cb\uff0c\u53ef\u4ee5\u4f7f\u7528del\u8a9e\u53e5\u4f86\u522a\u9664\u4e32\u5217\u4e2d\u7684\u5143\u7d20\uff0c\u8b93\u4f60\u53ef\u4ee5\u5feb\u901f\u5730\u7ba1\u7406\u4e32\u5217\u4e2d\u7684\u8cc7\u6599\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528del\u8a9e\u53e5\u4f86\u522a\u9664\u4e32\u5217\u4e2d\u7684\u5143\u7d20\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u4f86\u7ba1\u7406\u4e32\u5217\u4e2d\u7684\u8cc7\u6599\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-2668","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-H2","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2668","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=2668"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2668\/revisions"}],"predecessor-version":[{"id":2669,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2668\/revisions\/2669"}],"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=2668"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=2668"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=2668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}