{"id":5428,"date":"2023-01-05T12:39:35","date_gmt":"2023-01-05T04:39:35","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=5428"},"modified":"2023-01-05T12:39:35","modified_gmt":"2023-01-05T04:39:35","slug":"%e4%ba%86%e8%a7%a3typescript%e4%b8%adarrays%e7%9a%84%e5%8a%9f%e8%83%bd%e8%88%87%e6%87%89%e7%94%a8","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/typescript\/%e4%ba%86%e8%a7%a3typescript%e4%b8%adarrays%e7%9a%84%e5%8a%9f%e8%83%bd%e8%88%87%e6%87%89%e7%94%a8\/","title":{"rendered":"\u4e86\u89e3TypeScript\u4e2dArrays\u7684\u529f\u80fd\u8207\u61c9\u7528"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"TypeScript, Arrays\"><\/p>\n<h1>\u4f7f\u7528 TypeScript \u4f86\u64cd\u4f5c Arrays<\/h1>\n<p>TypeScript \u662f\u4e00\u7a2e JavaScript \u7684\u8d85\u96c6\uff0c\u5b83\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u529f\u80fd\uff0c\u8b93\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u8f15\u9b06\u5730\u64cd\u4f5c Arrays\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 TypeScript \u4f86\u64cd\u4f5c Arrays\u3002<\/p>\n<h2>\u4ec0\u9ebc\u662f Arrays\uff1f<\/h2>\n<p>Arrays \u662f\u4e00\u7a2e\u8cc7\u6599\u7d50\u69cb\uff0c\u5b83\u53ef\u4ee5\u5132\u5b58\u591a\u500b\u503c\uff0c\u4e26\u4e14\u53ef\u4ee5\u900f\u904e\u7d22\u5f15\u4f86\u5b58\u53d6\u9019\u4e9b\u503c\u3002Arrays \u53ef\u4ee5\u5132\u5b58\u4efb\u4f55\u985e\u578b\u7684\u8cc7\u6599\uff0c\u5305\u62ec\u6578\u5b57\u3001\u5b57\u4e32\u3001\u7269\u4ef6\u7b49\u7b49\u3002<\/p>\n<h2>\u5982\u4f55\u4f7f\u7528 TypeScript \u4f86\u64cd\u4f5c Arrays\uff1f<\/h2>\n<p>TypeScript \u63d0\u4f9b\u4e86\u4e00\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u8f15\u9b06\u5730\u64cd\u4f5c Arrays\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>Array.prototype.push()<\/strong>\uff1a\u53ef\u4ee5\u5c07\u4e00\u500b\u6216\u591a\u500b\u5143\u7d20\u6dfb\u52a0\u5230 Arrays \u7684\u672b\u5c3e\u3002<\/li>\n<li><strong>Array.prototype.pop()<\/strong>\uff1a\u53ef\u4ee5\u5f9e Arrays \u4e2d\u79fb\u9664\u6700\u5f8c\u4e00\u500b\u5143\u7d20\uff0c\u4e26\u4e14\u8fd4\u56de\u88ab\u79fb\u9664\u7684\u5143\u7d20\u3002<\/li>\n<li><strong>Array.prototype.shift()<\/strong>\uff1a\u53ef\u4ee5\u5f9e Arrays \u4e2d\u79fb\u9664\u7b2c\u4e00\u500b\u5143\u7d20\uff0c\u4e26\u4e14\u8fd4\u56de\u88ab\u79fb\u9664\u7684\u5143\u7d20\u3002<\/li>\n<li><strong>Array.prototype.unshift()<\/strong>\uff1a\u53ef\u4ee5\u5c07\u4e00\u500b\u6216\u591a\u500b\u5143\u7d20\u6dfb\u52a0\u5230 Arrays \u7684\u958b\u982d\u3002<\/li>\n<li><strong>Array.prototype.splice()<\/strong>\uff1a\u53ef\u4ee5\u5f9e Arrays \u4e2d\u79fb\u9664\u4efb\u610f\u6578\u91cf\u7684\u5143\u7d20\uff0c\u4e26\u4e14\u53ef\u4ee5\u6dfb\u52a0\u65b0\u7684\u5143\u7d20\u3002<\/li>\n<li><strong>Array.prototype.sort()<\/strong>\uff1a\u53ef\u4ee5\u5c0d Arrays \u4e2d\u7684\u5143\u7d20\u9032\u884c\u6392\u5e8f\u3002<\/li>\n<li><strong>Array.prototype.reverse()<\/strong>\uff1a\u53ef\u4ee5\u5c0d Arrays \u4e2d\u7684\u5143\u7d20\u9032\u884c\u53cd\u8f49\u3002<\/li>\n<li><strong>Array.prototype.map()<\/strong>\uff1a\u53ef\u4ee5\u5c0d Arrays \u4e2d\u7684\u6bcf\u500b\u5143\u7d20\u57f7\u884c\u6307\u5b9a\u7684\u51fd\u6578\uff0c\u4e26\u4e14\u8fd4\u56de\u4e00\u500b\u65b0\u7684 Arrays\u3002<\/li>\n<li><strong>Array.prototype.filter()<\/strong>\uff1a\u53ef\u4ee5\u5c0d Arrays \u4e2d\u7684\u6bcf\u500b\u5143\u7d20\u57f7\u884c\u6307\u5b9a\u7684\u51fd\u6578\uff0c\u4e26\u4e14\u8fd4\u56de\u4e00\u500b\u65b0\u7684 Arrays\uff0c\u53ea\u5305\u542b\u7b26\u5408\u689d\u4ef6\u7684\u5143\u7d20\u3002<\/li>\n<li><strong>Array.prototype.reduce()<\/strong>\uff1a\u53ef\u4ee5\u5c0d Arrays \u4e2d\u7684\u6bcf\u500b\u5143\u7d20\u57f7\u884c\u6307\u5b9a\u7684\u51fd\u6578\uff0c\u4e26\u4e14\u8fd4\u56de\u4e00\u500b\u55ae\u4e00\u7684\u503c\u3002<\/li>\n<\/ul>\n<h2>\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 TypeScript \u4f86\u64cd\u4f5c Arrays \u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre class=\"brush: typescript\">\nlet numbers = [1, 2, 3, 4, 5];\n\n\/\/ \u5c07\u4e00\u500b\u5143\u7d20\u6dfb\u52a0\u5230 Arrays \u7684\u672b\u5c3e\nnumbers.push(6);\n\n\/\/ \u5f9e Arrays \u4e2d\u79fb\u9664\u6700\u5f8c\u4e00\u500b\u5143\u7d20\nlet lastElement = numbers.pop();\n\n\/\/ \u5c07\u4e00\u500b\u5143\u7d20\u6dfb\u52a0\u5230 Arrays \u7684\u958b\u982d\nnumbers.unshift(0);\n\n\/\/ \u5c0d Arrays \u4e2d\u7684\u5143\u7d20\u9032\u884c\u6392\u5e8f\nnumbers.sort();\n\n\/\/ \u5c0d Arrays \u4e2d\u7684\u5143\u7d20\u9032\u884c\u53cd\u8f49\nnumbers.reverse();\n\n\/\/ \u5c0d Arrays \u4e2d\u7684\u6bcf\u500b\u5143\u7d20\u57f7\u884c\u6307\u5b9a\u7684\u51fd\u6578\nlet doubledNumbers = numbers.map(x => x * 2);\n\n\/\/ \u5c0d Arrays \u4e2d\u7684\u6bcf\u500b\u5143\u7d20\u57f7\u884c\u6307\u5b9a\u7684\u51fd\u6578\uff0c\u4e26\u4e14\u8fd4\u56de\u4e00\u500b\u65b0\u7684 Arrays\uff0c\u53ea\u5305\u542b\u7b26\u5408\u689d\u4ef6\u7684\u5143\u7d20\nlet evenNumbers = numbers.filter(x => x % 2 == 0);\n\n\/\/ \u5c0d Arrays \u4e2d\u7684\u6bcf\u500b\u5143\u7d20\u57f7\u884c\u6307\u5b9a\u7684\u51fd\u6578\uff0c\u4e26\u4e14\u8fd4\u56de\u4e00\u500b\u55ae\u4e00\u7684\u503c\nlet sum = numbers.reduce((acc, x) => acc + x, 0);\n<\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86 TypeScript \u4f86\u64cd\u4f5c Arrays\uff0c\u4e26\u4e14\u53ef\u4ee5\u770b\u5230 TypeScript \u63d0\u4f9b\u7684\u65b9\u6cd5\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u8f15\u9b06\u5730\u64cd\u4f5c Arrays\u3002<\/p>\n<p><!--more--><\/p>\n<h2>\u7e3d\u7d50<\/h2>\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528 TypeScript \u4f86\u64cd\u4f5c Arrays\u3002TypeScript \u63d0\u4f9b\u4e86\u4e00\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u8f15\u9b06\u5730\u64cd\u4f5c Arrays\uff0c\u4e26\u4e14\u53ef\u4ee5\u900f\u904e\u7bc4\u4f8b\u4f86\u770b\u5230 TypeScript \u63d0\u4f9b\u7684\u65b9\u6cd5\u7684\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2TypeScript\u4e2dArrays\u7684\u529f\u80fd\u8207\u61c9\u7528\uff0c\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Arrays\u4f86\u5efa\u7acb\u3001\u64cd\u4f5c\u3001\u641c\u5c0b\u3001\u6392\u5e8f\u3001\u66f4\u65b0\u53ca\u522a\u9664\u8cc7\u6599\uff0c\u4e26\u63a2\u8a0eArrays\u7684\u512a\u9ede\u8207\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-5428","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\/pcFK27-1py","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5428","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=5428"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5428\/revisions"}],"predecessor-version":[{"id":5429,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5428\/revisions\/5429"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=5428"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=5428"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=5428"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}