{"id":5350,"date":"2023-01-05T12:30:15","date_gmt":"2023-01-05T04:30:15","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=5350"},"modified":"2023-01-05T12:30:15","modified_gmt":"2023-01-05T04:30:15","slug":"%e4%bd%bf%e7%94%a8typescript%e9%99%a3%e5%88%97%e6%aa%a2%e6%b8%ac%e7%b4%a0%e6%95%b8%ef%bc%88isprime%ef%bc%89","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/typescript\/%e4%bd%bf%e7%94%a8typescript%e9%99%a3%e5%88%97%e6%aa%a2%e6%b8%ac%e7%b4%a0%e6%95%b8%ef%bc%88isprime%ef%bc%89\/","title":{"rendered":"\u4f7f\u7528TypeScript\u9663\u5217\u6aa2\u6e2c\u7d20\u6578\uff08isPrime\uff09"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"TypeScript, \u9663\u5217, \u6c42\u7d20\u6578, isPrime\"><\/p>\n<h1>\u4f7f\u7528 TypeScript \u9663\u5217\u6c42\u7d20\u6578(isPrime)<\/h1>\n<p>TypeScript \u662f\u4e00\u7a2e JavaScript \u7684\u8d85\u96c6\uff0c\u5b83\u64c1\u6709\u66f4\u591a\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u5bb9\u6613\u958b\u767c\u51fa\u66f4\u9ad8\u54c1\u8cea\u7684\u7a0b\u5f0f\u78bc\u3002\u5728 TypeScript \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u9663\u5217\u4f86\u6c42\u7d20\u6578\uff0c\u9019\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u5bb9\u6613\u5730\u6c42\u51fa\u7d20\u6578\u3002<\/p>\n<p>\u5728 TypeScript \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 isPrime \u9019\u500b\u51fd\u5f0f\u4f86\u6c42\u7d20\u6578\uff0c\u5b83\u6703\u63a5\u53d7\u4e00\u500b\u6578\u5b57\u4f5c\u70ba\u53c3\u6578\uff0c\u4e26\u4e14\u56de\u50b3\u4e00\u500b\u5e03\u6797\u503c\uff0c\u8868\u793a\u8a72\u6578\u5b57\u662f\u5426\u70ba\u7d20\u6578\u3002<\/p>\n<pre class=\"brush: typescript\">\nfunction isPrime(num: number): boolean {\n    \/\/ \u5982\u679c num \u5c0f\u65bc 2\uff0c\u5247\u4e0d\u662f\u7d20\u6578\n    if (num < 2) {\n        return false;\n    }\n\n    \/\/ \u5f9e 2 \u958b\u59cb\u6aa2\u67e5\uff0c\u5230 num \u7684\u5e73\u65b9\u6839\u70ba\u6b62\n    for (let i = 2; i <= Math.sqrt(num); i++) {\n        \/\/ \u5982\u679c num \u80fd\u88ab i \u6574\u9664\uff0c\u5247\u4e0d\u662f\u7d20\u6578\n        if (num % i === 0) {\n            return false;\n        }\n    }\n\n    \/\/ \u5982\u679c\u90fd\u6c92\u6709\u88ab\u6574\u9664\uff0c\u5247\u662f\u7d20\u6578\n    return true;\n}\n<\/pre>\n<p>\u4e0a\u9762\u7684\u51fd\u5f0f\u6703\u6aa2\u67e5\u5f9e 2 \u5230 num \u7684\u5e73\u65b9\u6839\u4e4b\u9593\u7684\u6240\u6709\u6578\u5b57\uff0c\u5982\u679c num \u80fd\u88ab\u4efb\u4f55\u4e00\u500b\u6578\u5b57\u6574\u9664\uff0c\u5247\u8868\u793a num \u4e0d\u662f\u7d20\u6578\uff0c\u5426\u5247\u5c31\u662f\u7d20\u6578\u3002<\/p>\n<p>\u6211\u5011\u53ef\u4ee5\u4f7f\u7528 TypeScript \u7684\u9663\u5217\u4f86\u6c42\u51fa\u4e00\u7cfb\u5217\u7684\u7d20\u6578\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre class=\"brush: typescript\">\n\/\/ \u5efa\u7acb\u4e00\u500b\u7a7a\u7684\u9663\u5217\nlet primes: number[] = [];\n\n\/\/ \u5f9e 2 \u958b\u59cb\uff0c\u6aa2\u67e5\u5230 100\nfor (let i = 2; i <= 100; i++) {\n    \/\/ \u5982\u679c i \u662f\u7d20\u6578\uff0c\u5247\u52a0\u5165\u5230 primes \u9663\u5217\u4e2d\n    if (isPrime(i)) {\n        primes.push(i);\n    }\n}\n\n\/\/ \u8f38\u51fa\u7d50\u679c\nconsole.log(primes); \/\/ [2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97]\n<\/pre>\n<p>\u4e0a\u9762\u7684\u7a0b\u5f0f\u78bc\u6703\u5f9e 2 \u958b\u59cb\uff0c\u6aa2\u67e5\u5230 100\uff0c\u5982\u679c\u67d0\u500b\u6578\u5b57\u662f\u7d20\u6578\uff0c\u5247\u6703\u52a0\u5165\u5230 primes \u9663\u5217\u4e2d\uff0c\u6700\u5f8c\u6703\u5f97\u5230\u4e00\u500b\u5305\u542b 2 \u5230 100 \u4e4b\u9593\u6240\u6709\u7d20\u6578\u7684\u9663\u5217\u3002<\/p>\n<p>\u4f7f\u7528 TypeScript \u9663\u5217\u6c42\u7d20\u6578\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u5bb9\u6613\u5730\u6c42\u51fa\u7d20\u6578\uff0c\u800c\u4e14\u53ef\u4ee5\u66f4\u5feb\u901f\u5730\u6c42\u51fa\u4e00\u7cfb\u5217\u7684\u7d20\u6578\uff0c\u9019\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u529f\u80fd\u3002<\/p>\n<p><!--more--><\/p>\n<h2>\u7e3d\u7d50<\/h2>\n<p>\u5728 TypeScript \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 isPrime \u9019\u500b\u51fd\u5f0f\u4f86\u6c42\u7d20\u6578\uff0c\u4e26\u4e14\u53ef\u4ee5\u4f7f\u7528\u9663\u5217\u4f86\u6c42\u51fa\u4e00\u7cfb\u5217\u7684\u7d20\u6578\uff0c\u9019\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u5bb9\u6613\u5730\u6c42\u51fa\u7d20\u6578\uff0c\u800c\u4e14\u53ef\u4ee5\u66f4\u5feb\u901f\u5730\u6c42\u51fa\u4e00\u7cfb\u5217\u7684\u7d20\u6578\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528TypeScript\u9663\u5217\u7684isPrime\u51fd\u6578\u4f86\u6aa2\u6e2c\u7d20\u6578\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u7c21\u55ae\u7684\u7bc4\u4f8b\u4f86\u89e3\u91cb\u5982\u4f55\u4f7f\u7528\u5b83\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-5350","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\/pcFK27-1oi","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5350","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=5350"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5350\/revisions"}],"predecessor-version":[{"id":5351,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/5350\/revisions\/5351"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=5350"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=5350"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=5350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}