{"id":4121,"date":"2025-05-30T11:46:17","date_gmt":"2025-06-05T04:12:16","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4121"},"modified":"2025-06-05T11:46:17","modified_gmt":"2025-06-05T04:12:16","slug":"%e8%a7%a3%e6%9e%90swift%e4%b8%ad%e6%a8%a1%e7%b3%8a%e5%bc%95%e7%94%a8%e6%88%90%e5%93%a1y%e7%9a%84%e6%96%b9%e6%b3%95-2","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/%e8%a7%a3%e6%9e%90swift%e4%b8%ad%e6%a8%a1%e7%b3%8a%e5%bc%95%e7%94%a8%e6%88%90%e5%93%a1y%e7%9a%84%e6%96%b9%e6%b3%95-2\/","title":{"rendered":"\u6df1\u5165\u89e3\u6790 Swift \u4e2d\u7684\u6a21\u7cca\u5f15\u7528\u932f\u8aa4\uff1a\u89e3\u6c7a\u300cAmbiguous reference to member ‘Y’\u300d"},"content":{"rendered":"

<\/p>\n

Swift \u932f\u8aa4\u89e3\u6790\uff1a\u6df1\u5165\u7406\u89e3\u300cAmbiguous reference to member ‘Y’\u300d<\/h1>\n

Swift \u662f\u4e00\u7a2e\u5f37\u5927\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u958b\u767c\u51fa\u9ad8\u54c1\u8cea\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u7136\u800c\uff0c\u5728\u958b\u767c\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u300cAmbiguous reference to member ‘Y’\u300d\u662f\u4e00\u500b\u5e38\u898b\u7684\u932f\u8aa4\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u6df1\u5165\u89e3\u6790\u9019\u500b\u932f\u8aa4\u7684\u6210\u56e0\uff0c\u63d0\u4f9b\u5177\u9ad4\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u4e26\u5206\u4eab\u6700\u4f73\u5be6\u8e10\u4ee5\u907f\u514d\u6b64\u985e\u554f\u984c\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u300cAmbiguous reference to member ‘Y’\u300d\uff1f<\/h2>\n

\u300cAmbiguous reference to member ‘Y’\u300d\u662f Swift \u4e2d\u7684\u4e00\u500b\u5e38\u898b\u932f\u8aa4\uff0c\u6307\u7684\u662f Swift \u7de8\u8b6f\u5668\u7121\u6cd5\u78ba\u5b9a\u61c9\u8a72\u4f7f\u7528\u54ea\u4e00\u500b\u6210\u54e1\u4f86\u57f7\u884c\u6307\u5b9a\u7684\u64cd\u4f5c\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u958b\u767c\u8005\u5617\u8a66\u8abf\u7528\u540c\u540d\u6210\u54e1\u6642\uff0c\u4f8b\u5982\u5728\u4e0d\u540c\u7684\u985e\u5225\u4e2d\u5b58\u5728\u76f8\u540c\u540d\u7a31\u7684\u6210\u54e1\u3002\u9019\u7a2e\u60c5\u6cc1\u6703\u5c0e\u81f4\u7de8\u8b6f\u5668\u7522\u751f\u6df7\u6dc6\uff0c\u56e0\u800c\u5831\u544a\u932f\u8aa4\u3002<\/p>\n

\u70ba\u4ec0\u9ebc\u6703\u767c\u751f\u9019\u500b\u932f\u8aa4\uff1f<\/h2>\n

\u7576\u4f60\u5728 Swift \u4e2d\u4f7f\u7528\u591a\u500b\u985e\u5225\u6216\u7d50\u69cb\uff0c\u4e26\u4e14\u9019\u4e9b\u985e\u5225\u6216\u7d50\u69cb\u4e2d\u6709\u76f8\u540c\u540d\u7a31\u7684\u6210\u54e1\u6642\uff0c\u7de8\u8b6f\u5668\u5c31\u6703\u7121\u6cd5\u5224\u65b7\u61c9\u8a72\u4f7f\u7528\u54ea\u4e00\u500b\u6210\u54e1\u3002\u4f8b\u5982\uff1a<\/p>\n

\nclass ClassA {\n    func memberY() {\n        print(\"ClassA memberY\")\n    }\n}\n\nclass ClassB {\n    func memberY() {\n        print(\"ClassB memberY\")\n    }\n}\n\nlet instanceA = ClassA()\nlet instanceB = ClassB()\n\ninstanceA.memberY() \/\/ \u6b63\u78ba\ninstanceB.memberY() \/\/ \u6b63\u78ba\n\/\/ \u9019\u88e1\u5982\u679c\u5beb instanceA.memberY() \u6216 instanceB.memberY() \u6703\u7522\u751f\u6a21\u7cca\u5f15\u7528\u932f\u8aa4\n<\/pre>\n
\u5982\u4f55\u89e3\u6c7a\u300cAmbiguous reference to member ‘Y’\u300d\uff1f<\/h2>\n
\u89e3\u6c7a\u9019\u500b\u554f\u984c\u7684\u6700\u4f73\u65b9\u6cd5\u662f\u4f7f\u7528\u5b8c\u6574\u7684\u985e\u5225\u540d\u7a31\u4f86\u6307\u5b9a\u4f60\u60f3\u8981\u8abf\u7528\u7684\u6210\u54e1\u3002\u9019\u6a23\u53ef\u4ee5\u660e\u78ba\u544a\u8a34 Swift \u7de8\u8b6f\u5668\u4f60\u60f3\u8981\u4f7f\u7528\u7684\u662f\u54ea\u4e00\u500b\u6210\u54e1\u3002\u4ee5\u4e0b\u662f\u89e3\u6c7a\u65b9\u6848\u7684\u7bc4\u4f8b\uff1a<\/p>\n
\nlet memberA = ClassA().memberY()\nlet memberB = ClassB().memberY()\n<\/pre>\n
\u900f\u904e\u9019\u7a2e\u65b9\u5f0f\uff0cSwift \u7de8\u8b6f\u5668\u80fd\u5920\u6e96\u78ba\u8b58\u5225\u4f60\u6240\u6307\u7684\u6210\u54e1\uff0c\u5f9e\u800c\u907f\u514d\u300cAmbiguous reference to member ‘Y’\u300d\u7684\u932f\u8aa4\u3002<\/p>\n
\u6700\u4f73\u5be6\u8e10<\/h2>\n
\u70ba\u4e86\u907f\u514d\u5728\u672a\u4f86\u7684\u958b\u767c\u4e2d\u51fa\u73fe\u985e\u4f3c\u7684\u6a21\u7cca\u5f15\u7528\u932f\u8aa4\uff0c\u5efa\u8b70\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n
    \n
  • \u4f7f\u7528\u985e\u5225\u6216\u7d50\u69cb\u540d\u7a31\u4f86\u660e\u78ba\u6307\u5b9a\u6210\u54e1\u3002<\/li>\n
  • \u907f\u514d\u5728\u4e0d\u540c\u985e\u5225\u4e2d\u4f7f\u7528\u76f8\u540c\u540d\u7a31\u7684\u6210\u54e1\uff0c\u7279\u5225\u662f\u5728\u5927\u578b\u5c08\u6848\u4e2d\u3002<\/li>\n
  • \u4fdd\u6301\u4ee3\u78bc\u6e05\u6670\uff0c\u9069\u7576\u4f7f\u7528\u8a3b\u89e3\u4f86\u8aaa\u660e\u6210\u54e1\u7684\u7528\u9014\u3002<\/li>\n<\/ul>\n
    \u7e3d\u7d50<\/h2>\n
    \u6a21\u7cca\u5f15\u7528\u932f\u8aa4\u5728 Swift \u958b\u767c\u4e2d\u662f\u5e38\u898b\u7684\u554f\u984c\uff0c\u4f46\u901a\u904e\u4f7f\u7528\u985e\u5225\u540d\u7a31\u660e\u78ba\u6307\u5b9a\u6210\u54e1\uff0c\u53ef\u4ee5\u8f15\u9b06\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u9075\u5faa\u6700\u4f73\u5be6\u8e10\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u548c\u53ef\u7dad\u8b77\u6027\uff0c\u9032\u800c\u63d0\u5347\u958b\u767c\u6548\u7387\u3002<\/p>\n
    \u5e38\u898b\u554f\u984c\u89e3\u7b54\uff08Q&A\uff09<\/h2>\n
    Q1: \u70ba\u4ec0\u9ebc\u6703\u51fa\u73fe\u300cAmbiguous reference to member ‘Y’\u300d\u7684\u932f\u8aa4\uff1f<\/h3>\n
    A1: \u9019\u7a2e\u932f\u8aa4\u901a\u5e38\u662f\u56e0\u70ba\u5728\u4e0d\u540c\u985e\u5225\u6216\u7d50\u69cb\u4e2d\u5b58\u5728\u540c\u540d\u7684\u6210\u54e1\uff0c\u5c0e\u81f4\u7de8\u8b6f\u5668\u7121\u6cd5\u78ba\u5b9a\u61c9\u8a72\u8abf\u7528\u54ea\u4e00\u500b\u3002<\/p>\n
    Q2: \u5982\u4f55\u5728 Swift \u4e2d\u907f\u514d\u6a21\u7cca\u5f15\u7528\u7684\u932f\u8aa4\uff1f<\/h3>\n
    A2: \u4f7f\u7528\u5b8c\u6574\u7684\u985e\u5225\u540d\u7a31\u4f86\u660e\u78ba\u6307\u5b9a\u4f60\u60f3\u8981\u8abf\u7528\u7684\u6210\u54e1\uff0c\u4e26\u5118\u91cf\u907f\u514d\u4e0d\u540c\u985e\u5225\u4e2d\u4f7f\u7528\u76f8\u540c\u540d\u7a31\u7684\u6210\u54e1\u3002<\/p>\n
    Q3: \u9664\u4e86\u4f7f\u7528\u5b8c\u6574\u7684\u985e\u5225\u540d\u7a31\uff0c\u9084\u6709\u5176\u4ed6\u89e3\u6c7a\u65b9\u6848\u55ce\uff1f<\/h3>\n
    A3: \u53e6\u4e00\u500b\u65b9\u6cd5\u662f\u91cd\u69cb\u4ee3\u78bc\u4ee5\u907f\u514d\u547d\u540d\u885d\u7a81\uff0c\u4f8b\u5982\u5c07\u6210\u54e1\u91cd\u65b0\u547d\u540d\u70ba\u66f4\u5177\u63cf\u8ff0\u6027\u7684\u540d\u7a31\u3002<\/p>\n
    —<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u6587\u7ae0\u6458\u8981\uff1a\u672c\u6587\u5c07\u4ecb\u7d39Swift\u4e2d\u6a21\u7cca\u5f15\u7528\u6210\u54e1’Y’\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8a73\u7d30\u89e3\u91cb\u5982\u4f55\u4f7f\u7528Swift\u7684methods()\u51fd\u6578\u4f86\u89e3\u6c7a\u6b64\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u793a\u4f8b\u4ee3\u78bc\u4ee5\u4f9b\u53c3\u8003\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"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":[174,5],"tags":[173,9],"class_list":["post-4121","post","type-post","status-publish","format-standard","hentry","category-ios","category-swift","tag-ios","tag-swift"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-14t","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4121","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=4121"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4121\/revisions"}],"predecessor-version":[{"id":4122,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4121\/revisions\/4122"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=4121"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=4121"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=4121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}