{"id":5422,"date":"2023-01-05T12:38:55","date_gmt":"2023-01-05T04:38:55","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=5422"},"modified":"2023-01-05T12:38:55","modified_gmt":"2023-01-05T04:38:55","slug":"%e4%bd%bf%e7%94%a8typescriptmap%e6%b7%b1%e5%ba%a6%e6%8b%b7%e8%b4%9dmap%e5%b0%8d%e8%b1%a1","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/typescript\/%e4%bd%bf%e7%94%a8typescriptmap%e6%b7%b1%e5%ba%a6%e6%8b%b7%e8%b4%9dmap%e5%b0%8d%e8%b1%a1\/","title":{"rendered":"\u4f7f\u7528TypeScriptMap\u6df1\u5ea6\u62f7\u8d1dMap\u5c0d\u8c61"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"TypeScript, Map, deepCopy\"><\/p>\n<h1>TypeScript Map \u5c06 Map \u5bf9\u8c61\u8fdb\u884c\u6df1\u62f7\u8d1d(deepCopy())<\/h1>\n<p>TypeScript \u662f\u4e00\u79cd\u7531\u5fae\u8f6f\u5f00\u53d1\u7684\u81ea\u7531\u548c\u5f00\u6e90\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u5b83\u662f JavaScript \u7684\u4e00\u4e2a\u8d85\u96c6\uff0c\u800c\u4e14\u6709\u7740\u66f4\u5f3a\u5927\u7684\u7c7b\u578b\u7cfb\u7edf\u3002TypeScript \u652f\u6301\u4f7f\u7528 Map \u5bf9\u8c61\u6765\u5b58\u50a8\u952e\u503c\u5bf9\uff0c\u5e76\u4e14\u53ef\u4ee5\u4f7f\u7528 Map \u5bf9\u8c61\u8fdb\u884c\u6df1\u62f7\u8d1d\uff08deepCopy\uff09\u3002<\/p>\n<p>\u6df1\u62f7\u8d1d\uff08deepCopy\uff09\u662f\u6307\u62f7\u8d1d\u4e00\u4e2a\u5bf9\u8c61\uff0c\u800c\u4e0d\u662f\u62f7\u8d1d\u5bf9\u8c61\u7684\u5f15\u7528\u3002\u6df1\u62f7\u8d1d\u4f1a\u62f7\u8d1d\u5bf9\u8c61\u7684\u6240\u6709\u5c5e\u6027\uff0c\u5305\u62ec\u5bf9\u8c61\u4e2d\u7684\u5bf9\u8c61\uff0c\u800c\u6d45\u62f7\u8d1d\u53ea\u4f1a\u62f7\u8d1d\u5bf9\u8c61\u7684\u7b2c\u4e00\u5c42\u5c5e\u6027\u3002<\/p>\n<p>\u4f7f\u7528 TypeScript Map \u5bf9\u8c61\u8fdb\u884c\u6df1\u62f7\u8d1d\uff08deepCopy\uff09\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre class=\"brush: typescript\">\n\/\/ \u5b9a\u4e49\u4e00\u4e2a Map \u5bf9\u8c61\nlet map = new Map();\n\n\/\/ \u5411 Map \u5bf9\u8c61\u4e2d\u6dfb\u52a0\u952e\u503c\u5bf9\nmap.set('name', 'John');\nmap.set('age', 20);\n\n\/\/ \u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\uff0c\u7528\u4e8e\u6df1\u62f7\u8d1d Map \u5bf9\u8c61\nfunction deepCopy(map: Map<any, any>) {\n    let newMap = new Map();\n    for (let [key, value] of map) {\n        newMap.set(key, value);\n    }\n    return newMap;\n}\n\n\/\/ \u8c03\u7528 deepCopy \u51fd\u6570\uff0c\u6df1\u62f7\u8d1d Map \u5bf9\u8c61\nlet newMap = deepCopy(map);\n\n\/\/ \u6253\u5370\u6df1\u62f7\u8d1d\u540e\u7684 Map \u5bf9\u8c61\nconsole.log(newMap);\n<\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a Map \u5bf9\u8c61\uff0c\u5e76\u5411\u5176\u4e2d\u6dfb\u52a0\u4e86\u952e\u503c\u5bf9\u3002\u7136\u540e\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u51fd\u6570 deepCopy\uff0c\u7528\u4e8e\u6df1\u62f7\u8d1d Map \u5bf9\u8c61\u3002\u6700\u540e\uff0c\u6211\u4eec\u8c03\u7528 deepCopy \u51fd\u6570\uff0c\u6df1\u62f7\u8d1d Map \u5bf9\u8c61\uff0c\u5e76\u6253\u5370\u6df1\u62f7\u8d1d\u540e\u7684 Map \u5bf9\u8c61\u3002<\/p>\n<p>\u4f7f\u7528 TypeScript Map \u5bf9\u8c61\u8fdb\u884c\u6df1\u62f7\u8d1d\uff08deepCopy\uff09\u53ef\u4ee5\u6709\u6548\u5730\u907f\u514d\u6d45\u62f7\u8d1d\u5e26\u6765\u7684\u95ee\u9898\uff0c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u6548\u7387\u548c\u53ef\u9760\u6027\u3002<\/p>\n<p><!--more--><\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u4f7f\u7528 TypeScript Map \u5bf9\u8c61\u8fdb\u884c\u6df1\u62f7\u8d1d\uff08deepCopy\uff09\u3002\u6df1\u62f7\u8d1d\u53ef\u4ee5\u6709\u6548\u5730\u907f\u514d\u6d45\u62f7\u8d1d\u5e26\u6765\u7684\u95ee\u9898\uff0c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u6548\u7387\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528TypeScriptMap\u5c0d\u8c61\u9032\u884c\u6df1\u5ea6\u62f7\u8d1d\uff08deepCopy\uff09\uff0c\u4e86\u89e3Map\u5c0d\u8c61\u7684\u57fa\u672c\u64cd\u4f5c\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u4f86\u63d0\u9ad8\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\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-5422","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\/pcFK27-1ps","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5422","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=5422"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5422\/revisions"}],"predecessor-version":[{"id":5423,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5422\/revisions\/5423"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=5422"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=5422"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=5422"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}