{"id":5266,"date":"2023-01-05T12:20:26","date_gmt":"2023-01-05T04:20:26","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=5266"},"modified":"2023-01-05T12:20:26","modified_gmt":"2023-01-05T04:20:26","slug":"%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8typescriptmap%e4%be%86%e7%8d%b2%e5%8f%96%e6%89%80%e6%9c%89%e9%8d%b5%e5%80%bc%e5%b0%8d","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/typescript\/%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8typescriptmap%e4%be%86%e7%8d%b2%e5%8f%96%e6%89%80%e6%9c%89%e9%8d%b5%e5%80%bc%e5%b0%8d\/","title":{"rendered":"\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528TypeScriptMap\u4f86\u7372\u53d6\u6240\u6709\u9375\u503c\u5c0d"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"TypeScript, Map, entries()\"><\/p>\n<h1>TypeScript Map \u83b7\u53d6\u6240\u6709\u952e\u503c\u5bf9(entries())<\/h1>\n<p>TypeScript Map \u662f\u4e00\u500b\u7528\u65bc\u5b58\u5132\u9375\u503c\u5c0d\u7684\u6578\u64da\u7d50\u69cb\uff0c\u5b83\u53ef\u4ee5\u8b93\u4f60\u5feb\u901f\u67e5\u627e\u548c\u66f4\u65b0\u9375\u503c\u5c0d\u3002Map \u4e2d\u7684\u9375\u503c\u5c0d\u53ef\u4ee5\u662f\u4efb\u4f55\u985e\u578b\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u6578\u5b57\u3001\u5c0d\u8c61\u7b49\u3002<\/p>\n<p>Map \u4e2d\u7684 entries() \u65b9\u6cd5\u53ef\u4ee5\u7528\u65bc\u7372\u53d6\u6240\u6709\u9375\u503c\u5c0d\uff0c\u5b83\u8fd4\u56de\u4e00\u500b\u5305\u542b\u6240\u6709\u9375\u503c\u5c0d\u7684\u6578\u7d44\uff0c\u6bcf\u500b\u9375\u503c\u5c0d\u90fd\u662f\u4e00\u500b\u9663\u5217\uff0c\u5176\u4e2d\u7b2c\u4e00\u500b\u5143\u7d20\u662f\u9375\uff0c\u7b2c\u4e8c\u500b\u5143\u7d20\u662f\u503c\u3002<\/p>\n<p>\u4e0b\u9762\u662f\u4e00\u500b\u4f7f\u7528 TypeScript Map \u4f86\u7372\u53d6\u6240\u6709\u9375\u503c\u5c0d\u7684\u793a\u4f8b\uff1a<\/p>\n<pre class=\"brush: typescript\">\nlet map = new Map();\n\nmap.set('name', 'John');\nmap.set('age', 30);\n\nlet entries = map.entries();\n\nfor (let entry of entries) {\n    console.log(entry[0], entry[1]);\n}\n\n\/\/ \u8f38\u51fa\uff1a\n\/\/ name John\n\/\/ age 30\n<\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u65b0\u7684 Map\uff0c\u4e26\u4f7f\u7528 set() \u65b9\u6cd5\u6dfb\u52a0\u4e86\u5169\u500b\u9375\u503c\u5c0d\u3002\u7136\u5f8c\uff0c\u6211\u5011\u4f7f\u7528 entries() \u65b9\u6cd5\u7372\u53d6\u6240\u6709\u9375\u503c\u5c0d\uff0c\u4e26\u4f7f\u7528 for&#8230;of \u5faa\u74b0\u5c07\u5b83\u5011\u6253\u5370\u51fa\u4f86\u3002<\/p>\n<p>entries() \u65b9\u6cd5\u9084\u53ef\u4ee5\u63a5\u53d7\u4e00\u500b\u53ef\u9078\u7684\u53c3\u6578\uff0c\u7528\u65bc\u6307\u5b9a\u8981\u8fd4\u56de\u7684\u9375\u503c\u5c0d\u7684\u985e\u578b\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u53ea\u60f3\u7372\u53d6\u5b57\u7b26\u4e32\u9375\u503c\u5c0d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\uff1a<\/p>\n<pre class=\"brush: typescript\">\nlet entries = map.entries('string');\n<\/pre>\n<p>entries() \u65b9\u6cd5\u9084\u53ef\u4ee5\u63a5\u53d7\u4e00\u500b\u53ef\u9078\u7684\u53c3\u6578\uff0c\u7528\u65bc\u6307\u5b9a\u8981\u8fd4\u56de\u7684\u9375\u503c\u5c0d\u7684\u985e\u578b\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u53ea\u60f3\u7372\u53d6\u5b57\u7b26\u4e32\u9375\u503c\u5c0d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\uff1a<\/p>\n<pre class=\"brush: typescript\">\nlet entries = map.entries('string');\n<\/pre>\n<p>entries() \u65b9\u6cd5\u975e\u5e38\u6709\u7528\uff0c\u5b83\u53ef\u4ee5\u8b93\u4f60\u5feb\u901f\u7372\u53d6 Map \u4e2d\u7684\u6240\u6709\u9375\u503c\u5c0d\uff0c\u4e26\u5c0d\u5b83\u5011\u9032\u884c\u64cd\u4f5c\u3002<\/p>\n<p><!--more--><\/p>\n<h2>\u7e3d\u7d50<\/h2>\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5b78\u7fd2\u4e86\u5982\u4f55\u4f7f\u7528 TypeScript Map \u4e2d\u7684 entries() \u65b9\u6cd5\u4f86\u7372\u53d6\u6240\u6709\u9375\u503c\u5c0d\u3002entries() \u65b9\u6cd5\u975e\u5e38\u6709\u7528\uff0c\u5b83\u53ef\u4ee5\u8b93\u4f60\u5feb\u901f\u7372\u53d6 Map \u4e2d\u7684\u6240\u6709\u9375\u503c\u5c0d\uff0c\u4e26\u5c0d\u5b83\u5011\u9032\u884c\u64cd\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6458\u8981\uff1aTypeScriptMap\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\uff0c\u5b83\u53ef\u4ee5\u8b93\u4f60\u8f15\u9b06\u5730\u7372\u53d6\u6240\u6709\u9375\u503c\u5c0d\uff0c\u800c\u4e0d\u9700\u8981\u82b1\u8cbb\u592a\u591a\u6642\u9593\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528TypeScriptMap\u4f86\u7372\u53d6\u6240\u6709\u9375\u503c\u5c0d\uff0c\u4ee5\u53ca\u5b83\u7684\u512a\u9ede\u548c\u7f3a\u9ede\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-5266","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\/pcFK27-1mW","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5266","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=5266"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5266\/revisions"}],"predecessor-version":[{"id":5267,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5266\/revisions\/5267"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=5266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=5266"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=5266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}