{"id":2884,"date":"2025-06-01T17:12:11","date_gmt":"2025-06-04T09:30:11","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=2884"},"modified":"2025-06-04T17:12:11","modified_gmt":"2025-06-04T09:30:11","slug":"%e4%ba%86%e8%a7%a3python%e4%b8%ad%e7%9a%84def%e5%87%bd%e6%95%b8","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/%e4%ba%86%e8%a7%a3python%e4%b8%ad%e7%9a%84def%e5%87%bd%e6%95%b8\/","title":{"rendered":"\u4e86\u89e3 Python \u4e2d\u7684 `def` \u51fd\u6578\uff1a2025 \u6700\u65b0\u8a9e\u6cd5\u53ca\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"Python, def, \u985e\u4e2d\u7684\u65b9\u6cd5, \u5168\u5c40\u51fd\u6578, Python \u51fd\u6578\u6559\u5b78, Python 2025\"><\/p>\n<h1>Python \u4e2d\u7684 `def` \u7528\u65bc\u5b9a\u7fa9\u985e\u4e2d\u7684\u65b9\u6cd5\u6216\u5168\u5c40\u51fd\u6578<\/h1>\n<p>\u5728 Python \u4e2d\uff0c`def` \u662f\u4e00\u500b\u95dc\u9375\u5b57\uff0c\u7528\u65bc\u5b9a\u7fa9\u51fd\u6578\u6216\u985e\u4e2d\u7684\u65b9\u6cd5\u3002\u5b83\u4e0d\u50c5\u53ef\u4ee5\u7528\u65bc\u5b9a\u7fa9\u5168\u5c40\u51fd\u6578\uff0c\u9084\u53ef\u4ee5\u7528\u65bc\u5b9a\u7fa9\u985e\u4e2d\u7684\u65b9\u6cd5\u3002\u96a8\u8457 Python \u8a9e\u8a00\u7684\u6f14\u9032\uff0c\u9019\u4e00\u8a9e\u6cd5\u5728 2025 \u5e74\u7684\u6700\u65b0\u7248\u672c\u4e2d\u4fdd\u6301\u4e86\u7a69\u5b9a\u6027\u548c\u4e00\u81f4\u6027\u3002<\/p>\n<p>## \u4ec0\u9ebc\u662f\u51fd\u6578\uff1f<\/p>\n<p>\u51fd\u6578\u662f\u4e00\u7a2e\u5c01\u88dd\u7684\u4ee3\u78bc\u584a\uff0c\u53ef\u4ee5\u5728\u7a0b\u5e8f\u4e2d\u91cd\u8907\u4f7f\u7528\u3002\u5b83\u53ef\u4ee5\u63a5\u53d7\u53c3\u6578\uff0c\u4e26\u8fd4\u56de\u4e00\u500b\u503c\u3002\u51fd\u6578\u7684\u5b9a\u7fa9\u8b93\u4ee3\u78bc\u66f4\u52a0\u6a21\u7d44\u5316\uff0c\u63d0\u9ad8\u4e86\u53ef\u8b80\u6027\u548c\u53ef\u7dad\u8b77\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\uff1a<\/p>\n<p>&#8211; **\u5168\u5c40\u51fd\u6578**\uff1a\u53ef\u4ee5\u5728\u4efb\u4f55\u5730\u65b9\u8abf\u7528\u7684\u51fd\u6578\u3002<br \/>\n&#8211; **\u985e\u4e2d\u7684\u65b9\u6cd5**\uff1a\u53ea\u80fd\u5728\u985e\u7684\u5be6\u4f8b\u4e2d\u8abf\u7528\u7684\u51fd\u6578\u3002<\/p>\n<p>## \u5982\u4f55\u5b9a\u7fa9\u5168\u5c40\u51fd\u6578\uff1f<\/p>\n<p>\u5728 Python \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 `def` \u95dc\u9375\u5b57\u4f86\u5b9a\u7fa9\u5168\u5c40\u51fd\u6578\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<p>&#8220;`python<br \/>\ndef add(x, y):<br \/>\n    return x + y<\/p>\n<p>result = add(2, 3)<br \/>\nprint(result)  # \u8f38\u51fa\uff1a5<br \/>\n&#8220;`<\/p>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70ba `add` \u7684\u51fd\u6578\uff0c\u5b83\u63a5\u53d7\u5169\u500b\u53c3\u6578\u4e26\u8fd4\u56de\u5b83\u5011\u7684\u548c\u3002<\/p>\n<p>## \u5982\u4f55\u5b9a\u7fa9\u985e\u4e2d\u7684\u65b9\u6cd5\uff1f<\/p>\n<p>\u985e\u4e2d\u7684\u65b9\u6cd5\u8207\u5168\u5c40\u51fd\u6578\u985e\u4f3c\uff0c\u4f46\u5b83\u5011\u5fc5\u9808\u5728\u985e\u7684\u4e0a\u4e0b\u6587\u4e2d\u88ab\u8abf\u7528\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<p>&#8220;`python<br \/>\nclass MyClass:<br \/>\n    def add(self, x, y):<br \/>\n        return x + y<\/p>\n<p>obj = MyClass()<br \/>\nresult = obj.add(2, 3)<br \/>\nprint(result)  # \u8f38\u51fa\uff1a5<br \/>\n&#8220;`<\/p>\n<p>\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c`add` \u65b9\u6cd5\u662f `MyClass` \u985e\u7684\u4e00\u90e8\u5206\uff0c\u5b83\u63a5\u53d7\u5169\u500b\u53c3\u6578\u4e26\u8fd4\u56de\u5b83\u5011\u7684\u548c\u3002<\/p>\n<p>## \u932f\u8aa4\u6392\u9664<\/p>\n<p>\u5728\u4f7f\u7528 `def` \u5b9a\u7fa9\u51fd\u6578\u6216\u65b9\u6cd5\u6642\uff0c\u5e38\u898b\u7684\u932f\u8aa4\u5305\u62ec\uff1a<\/p>\n<p>&#8211; **\u5fd8\u8a18\u7e2e\u9032**\uff1a\u5728 Python \u4e2d\uff0c\u7e2e\u9032\u662f\u8a9e\u6cd5\u7684\u4e00\u90e8\u5206\uff0c\u78ba\u4fdd\u51fd\u6578\u5167\u7684\u4ee3\u78bc\u9069\u7576\u7e2e\u9032\u3002<br \/>\n&#8211; **\u672a\u5b9a\u7fa9\u7684\u53c3\u6578**\uff1a\u5728\u8abf\u7528\u51fd\u6578\u6642\uff0c\u78ba\u4fdd\u50b3\u5165\u7684\u53c3\u6578\u6578\u91cf\u8207\u51fd\u6578\u5b9a\u7fa9\u76f8\u7b26\u3002<\/p>\n<p>## \u5ef6\u4f38\u61c9\u7528<\/p>\n<p>1. **Lambda \u51fd\u6578**\uff1a\u5982\u679c\u9700\u8981\u4e00\u500b\u7c21\u55ae\u7684\u51fd\u6578\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 Lambda \u8868\u9054\u5f0f\u3002<br \/>\n2. **\u9ad8\u968e\u51fd\u6578**\uff1a\u5b78\u7fd2\u5982\u4f55\u5c07\u51fd\u6578\u4f5c\u70ba\u53c3\u6578\u50b3\u905e\u5230\u5176\u4ed6\u51fd\u6578\u4e2d\uff0c\u9019\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u78bc\u7684\u9748\u6d3b\u6027\u3002<\/p>\n<p>\u9019\u7bc7\u6587\u7ae0\u662f\u5c0d Python \u4e2d `def` \u51fd\u6578\u7684\u7c21\u55ae\u4ecb\u7d39\uff0c\u82e5\u60f3\u4e86\u89e3\u66f4\u591a\u8a73\u7d30\u5167\u5bb9\uff0c\u53ef\u4ee5\u53c3\u8003 [vocus.cc \u7684 Python \u6559\u5b78](https:\/\/vocus.cc) \u6216 [miner.tw \u7684\u9032\u968e\u8ab2\u7a0b](https:\/\/miner.tw)\u3002<\/p>\n<p>## \u5e38\u898b\u554f\u984c\u89e3\u7b54 (Q&#038;A)<\/p>\n<p>### Q1: Python \u4e2d\u7684 `def` \u53ef\u4ee5\u5b9a\u7fa9\u54ea\u4e9b\u985e\u578b\u7684\u51fd\u6578\uff1f<br \/>\nA1: `def` \u53ef\u4ee5\u7528\u4f86\u5b9a\u7fa9\u5168\u5c40\u51fd\u6578\u548c\u985e\u4e2d\u7684\u65b9\u6cd5\uff0c\u4e26\u4e14\u5b83\u53ef\u4ee5\u63a5\u53d7\u4efb\u610f\u6578\u91cf\u7684\u53c3\u6578\u3002<\/p>\n<p>### Q2: \u5982\u4f55\u5728\u985e\u4e2d\u4f7f\u7528 `def` \u5b9a\u7fa9\u65b9\u6cd5\uff1f<br \/>\nA2: \u5728\u985e\u5167\u90e8\u4f7f\u7528 `def` \u5b9a\u7fa9\u65b9\u6cd5\u6642\uff0c\u7b2c\u4e00\u500b\u53c3\u6578\u901a\u5e38\u662f `self`\uff0c\u5b83\u4ee3\u8868\u985e\u7684\u5be6\u4f8b\u3002<\/p>\n<p>### Q3: \u4f7f\u7528 `def` \u5b9a\u7fa9\u7684\u51fd\u6578\u5982\u4f55\u8fd4\u56de\u591a\u500b\u503c\uff1f<br \/>\nA3: \u53ef\u4ee5\u4f7f\u7528\u5143\u7d44\u4f86\u8fd4\u56de\u591a\u500b\u503c\uff0c\u4f8b\u5982\uff1a`return a, b`\u3002<\/p>\n<p>&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python\u4e2d\u7684def\u51fd\u6578\u662f\u7528\u65bc\u5b9a\u7fa9\u985e\u4e2d\u7684\u65b9\u6cd5\u6216\u5168\u5c40\u51fd\u6578\uff0c\u5b83\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u7ba1\u7406\u7a0b\u5f0f\u78bc\uff0c\u4e26\u63d0\u9ad8\u7a0b\u5f0f\u7684\u53ef\u8b80\u6027\u548c\u53ef\u7dad\u8b77\u6027\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39Python\u4e2d\u7684def\u51fd\u6578\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u5de7\u4f86\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u4f7f\u7528\u5b83\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-2884","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-Kw","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2884","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=2884"}],"version-history":[{"count":2,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2884\/revisions"}],"predecessor-version":[{"id":13016,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/2884\/revisions\/13016"}],"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=2884"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=2884"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=2884"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}