{"id":5214,"date":"2023-01-05T12:13:09","date_gmt":"2023-01-05T04:13:09","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=5214"},"modified":"2023-01-05T12:13:09","modified_gmt":"2023-01-05T04:13:09","slug":"%e4%ba%86%e8%a7%a3%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8typescript%e6%b3%9b%e5%9e%8b%e7%ba%a6%e6%9d%9f%e6%8f%90%e5%8d%87%e7%a8%8b%e5%bc%8f%e5%93%81%e8%b3%aa","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/typescript\/%e4%ba%86%e8%a7%a3%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8typescript%e6%b3%9b%e5%9e%8b%e7%ba%a6%e6%9d%9f%e6%8f%90%e5%8d%87%e7%a8%8b%e5%bc%8f%e5%93%81%e8%b3%aa\/","title":{"rendered":"\u4e86\u89e3\u5982\u4f55\u5229\u7528TypeScript\u6cdb\u578b\u7ea6\u675f\u63d0\u5347\u7a0b\u5f0f\u54c1\u8cea"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"TypeScript, \u6cdb\u578b, \u6cdb\u578b\u7ea6\u675f\"><\/p>\n<h1>\u5229\u7528 TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f<\/h1>\n<p>TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f\u662f\u4e00\u7a2e\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5728\u7de8\u5beb\u7a0b\u5f0f\u78bc\u6642\u66f4\u52a0\u5b89\u5168\u3001\u6709\u6548\u7387\u3002\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5728\u7de8\u5beb\u7a0b\u5f0f\u78bc\u6642\uff0c\u5c0d\u8b8a\u6578\u7684\u985e\u578b\u9032\u884c\u7d04\u675f\uff0c\u4ee5\u78ba\u4fdd\u7a0b\u5f0f\u78bc\u7684\u6b63\u78ba\u6027\u3002<\/p>\n<p><!--more--><\/p>\n<h2>\u4ec0\u9ebc\u662f TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f\uff1f<\/h2>\n<p>TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f\u662f\u4e00\u7a2e\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5728\u7de8\u5beb\u7a0b\u5f0f\u78bc\u6642\u66f4\u52a0\u5b89\u5168\u3001\u6709\u6548\u7387\u3002\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5728\u7de8\u5beb\u7a0b\u5f0f\u78bc\u6642\uff0c\u5c0d\u8b8a\u6578\u7684\u985e\u578b\u9032\u884c\u7d04\u675f\uff0c\u4ee5\u78ba\u4fdd\u7a0b\u5f0f\u78bc\u7684\u6b63\u78ba\u6027\u3002<\/p>\n<h2>TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f\u7684\u512a\u9ede<\/h2>\n<p>TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5728\u7de8\u5beb\u7a0b\u5f0f\u78bc\u6642\uff0c\u66f4\u52a0\u5b89\u5168\u3001\u6709\u6548\u7387\u3002\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5728\u7de8\u5beb\u7a0b\u5f0f\u78bc\u6642\uff0c\u5c0d\u8b8a\u6578\u7684\u985e\u578b\u9032\u884c\u7d04\u675f\uff0c\u4ee5\u78ba\u4fdd\u7a0b\u5f0f\u78bc\u7684\u6b63\u78ba\u6027\u3002<\/p>\n<p>\u8209\u500b\u4f8b\u5b50\u4f86\u8aaa\uff0c\u5047\u8a2d\u4f60\u6b63\u5728\u7de8\u5beb\u4e00\u500b\u51fd\u6578\uff0c\u8a72\u51fd\u6578\u63a5\u53d7\u4e00\u500b\u53c3\u6578\uff0c\u8a72\u53c3\u6578\u5fc5\u9808\u662f\u4e00\u500b\u6578\u5b57\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f\u4f86\u78ba\u4fdd\u53c3\u6578\u7684\u985e\u578b\u6b63\u78ba\uff1a<\/p>\n<pre class=\"brush: typescript\">\nfunction add(x: number, y: number): number {\n  return x + y;\n}\n<\/pre>\n<p>\u9019\u6a23\uff0c\u4f60\u5c31\u53ef\u4ee5\u78ba\u4fdd\u53c3\u6578 x \u548c y \u7684\u985e\u578b\u90fd\u662f number\uff0c\u800c\u4e0d\u6703\u51fa\u73fe\u5176\u4ed6\u985e\u578b\u7684\u53c3\u6578\uff0c\u4ee5\u78ba\u4fdd\u7a0b\u5f0f\u78bc\u7684\u6b63\u78ba\u6027\u3002<\/p>\n<h2>\u5982\u4f55\u4f7f\u7528 TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f\uff1f<\/h2>\n<p>\u4f7f\u7528 TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f\u975e\u5e38\u7c21\u55ae\uff0c\u53ea\u9700\u8981\u5728\u8b8a\u6578\u7684\u5ba3\u544a\u6642\uff0c\u52a0\u4e0a\u985e\u578b\u7684\u7d04\u675f\u5373\u53ef\uff1a<\/p>\n<pre class=\"brush: typescript\">\nlet x: number;\nlet y: string;\nlet z: boolean;\n<\/pre>\n<p>\u9019\u6a23\uff0c\u4f60\u5c31\u53ef\u4ee5\u78ba\u4fdd x\u3001y\u3001z \u7684\u985e\u578b\u90fd\u662f number\u3001string\u3001boolean\uff0c\u800c\u4e0d\u6703\u51fa\u73fe\u5176\u4ed6\u985e\u578b\u7684\u8b8a\u6578\uff0c\u4ee5\u78ba\u4fdd\u7a0b\u5f0f\u78bc\u7684\u6b63\u78ba\u6027\u3002<\/p>\n<h2>\u7e3d\u7d50<\/h2>\n<p>TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f\u662f\u4e00\u7a2e\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5728\u7de8\u5beb\u7a0b\u5f0f\u78bc\u6642\u66f4\u52a0\u5b89\u5168\u3001\u6709\u6548\u7387\u3002\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5728\u7de8\u5beb\u7a0b\u5f0f\u78bc\u6642\uff0c\u5c0d\u8b8a\u6578\u7684\u985e\u578b\u9032\u884c\u7d04\u675f\uff0c\u4ee5\u78ba\u4fdd\u7a0b\u5f0f\u78bc\u7684\u6b63\u78ba\u6027\u3002\u4f7f\u7528 TypeScript \u6cdb\u578b(generics)\u7684\u6cdb\u578b\u7ea6\u675f\u975e\u5e38\u7c21\u55ae\uff0c\u53ea\u9700\u8981\u5728\u8b8a\u6578\u7684\u5ba3\u544a\u6642\uff0c\u52a0\u4e0a\u985e\u578b\u7684\u7d04\u675f\u5373\u53ef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6458\u8981:\u4e86\u89e3\u5982\u4f55\u5229\u7528TypeScript\u6cdb\u578b\u7ea6\u675f\uff0c\u53ef\u4ee5\u63d0\u5347\u7a0b\u5f0f\u7684\u54c1\u8cea\uff0c\u6e1b\u5c11\u7a0b\u5f0f\u51fa\u932f\u7684\u6a5f\u6703\uff0c\u4e26\u4e14\u63d0\u5347\u7a0b\u5f0f\u7684\u53ef\u8b80\u6027\u3002\u672c\u6587\u5c07\u4ecb\u7d39TypeScript\u6cdb\u578b\u7ea6\u675f\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u4ee5\u53ca\u5982\u4f55\u5229\u7528\u5b83\u4f86\u63d0\u5347\u7a0b\u5f0f\u54c1\u8cea\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":[187],"tags":[186],"class_list":["post-5214","post","type-post","status-publish","format-standard","hentry","category-typescript","tag-typescript"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1m6","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5214","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=5214"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5214\/revisions"}],"predecessor-version":[{"id":5215,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5214\/revisions\/5215"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=5214"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=5214"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=5214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}