{"id":31887,"date":"2023-02-13T22:40:07","date_gmt":"2023-07-19T17:19:18","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%8e%b7%e5%8f%96yahoo%e6%96%b0%e9%97%bb%e7%9a%84%e4%b8%bb%e8%a6%81%e8%af%9d%e9%a2%98%e3%80%90nodejs%e3%80%91\/"},"modified":"2024-04-29T14:30:26","modified_gmt":"2024-04-29T06:30:26","slug":"%e8%8e%b7%e5%8f%96yahoo%e6%96%b0%e9%97%bb%e7%9a%84%e4%b8%bb%e8%a6%81%e8%af%9d%e9%a2%98%e3%80%90nodejs%e3%80%91","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%8e%b7%e5%8f%96yahoo%e6%96%b0%e9%97%bb%e7%9a%84%e4%b8%bb%e8%a6%81%e8%af%9d%e9%a2%98%e3%80%90nodejs%e3%80%91\/","title":{"rendered":"\u83b7\u53d6Yahoo\u65b0\u95fb\u7684\u4e3b\u8981\u8bdd\u9898\u3010NodeJS\u3011"},"content":{"rendered":"

\u8bf7\u5c06\u4ee5\u4e0b\u5185\u5bb9\u7528\u4e2d\u6587\u8fdb\u884c\u672c\u5730\u5316\u8f6c\u8ff0\uff0c\u53ea\u9700\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a<\/h1>\n

\u6587\u7ae0\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f<\/p>\n

\u4f7f\u7528NodeJS\u83b7\u53d6Yahoo\u65b0\u95fb\u7684\u4e3b\u8981\u8bdd\u9898\u3002<\/p>\n

\u68c0\u67e5\u662f\u5426\u5b89\u88c5\u4e86NodeJS\u3002<\/h2>\n
> node -v\r\nv12.16.2\r\n<\/code><\/pre>\n
\u5b89\u88c5puppeteer\u5305\u3002<\/h2>\n
> npm i puppeteer\r\n<\/code><\/pre>\n
\u786e\u8ba4\u5df2\u5b89\u88c5\u7684\u8f6f\u4ef6\u5305<\/h2>\n
> npm list --depth=0\r\n`-- puppeteer@2.1.1\r\n<\/code><\/pre>\n
\u5236\u4f5c\u65b0\u95fb\u6536\u96c6\u811a\u672c<\/h2>\n
const<\/span> puppeteer<\/span> =<\/span> require<\/span>(<\/span>'<\/span>puppeteer<\/span>'<\/span>);<\/span>\r\n\r\n(<\/span>async<\/span> ()<\/span> =><\/span> {<\/span>\r\n  const<\/span> browser<\/span> =<\/span> await<\/span> puppeteer<\/span>.<\/span>launch<\/span>();<\/span>\r\n  const<\/span> page<\/span> =<\/span> await<\/span> browser<\/span>.<\/span>newPage<\/span>();<\/span>\r\n  await<\/span> page<\/span>.<\/span>goto<\/span>(<\/span>'<\/span>https:\/\/news.yahoo.co.jp\/<\/span>'<\/span>);<\/span>\r\n  const<\/span> itemSelector<\/span> =<\/span> '<\/span>.topicsList_main li.topicsListItem a<\/span>'<\/span>\r\n\r\n  \/\/ \u30e4\u30d5\u30fc\u30cb\u30e5\u30fc\u30b9\u30da\u30fc\u30b8\u5185\u3067\u4e3b\u8981\u30c8\u30d4\u30c3\u30af\u3092\u53d6\u5f97<\/span>\r\n  const<\/span> newsList<\/span> =<\/span> await<\/span> page<\/span>.<\/span>evaluate<\/span>((<\/span>itemSelector<\/span>)<\/span> =><\/span> {<\/span>\r\n    const<\/span> news<\/span> =<\/span> [];<\/span>\r\n    const<\/span> nodes<\/span> =<\/span> document<\/span>.<\/span>querySelectorAll<\/span>(<\/span>itemSelector<\/span>);<\/span>\r\n    nodes<\/span>.<\/span>forEach<\/span>(<\/span>node<\/span> =><\/span> {<\/span>\r\n      news<\/span>.<\/span>push<\/span>(<\/span>node<\/span>.<\/span>innerText<\/span>);<\/span>\r\n    })<\/span>\r\n    return<\/span> news<\/span>;<\/span>\r\n  },<\/span> itemSelector<\/span>);<\/span>\r\n\r\n  \/\/\u8868\u793a<\/span>\r\n  newsList<\/span>.<\/span>forEach<\/span>(<\/span>news<\/span> =><\/span> {<\/span>\r\n    console<\/span>.<\/span>log<\/span>(<\/span>news<\/span>);<\/span>\r\n  });<\/span>\r\n\r\n  \/\/ \u30d6\u30e9\u30a6\u30b6\u3092\u9589\u3058\u308b<\/span>\r\n  await<\/span> browser<\/span>.<\/span>close<\/span>();<\/span>\r\n})();<\/span>\r\n<\/code><\/pre>\n
\u6267\u884c<\/h2>\n
> node news\r\n\u4e2d\u56fd\u516c\u8239\u304c\u9818\u6d77\u4fb5\u5165 2\u65e5\u9023\u7d9a\r\n\u5c90\u961c\u304c\u300c\u51fa\u53e3\u6226\u7565\u300d5\u6307\u6a19\u793a\u3059\r\n\u8abf\u505c\u4e2d\u65ad \u89aa\u300c\u5b50\u306b\u4f1a\u3048\u306a\u3044\u300d\r\n\u770b\u8b77\u5e2b\u3068\u5bb6\u65cf\u306b\u8ab9\u8b17\u4e2d\u50b7 \u795e\u6238\r\n\u6b63\u6069\u6c0f \u30d7\u30fc\u30c1\u30f3\u6c0f\u306b\u795d\u96fb\r\n\u30bd\u30a6\u30eb \u904a\u8208\u65bd\u8a2d\u3092\u55b6\u696d\u7981\u6b62\u306b\r\n\u30ea\u30c8\u30eb\u30fb\u30ea\u30c1\u30e3\u30fc\u30c9\u6c0f \u6b7b\u53bb\r\n\u5ba4\u4e95\u4f51\u6708\u3068\u7c73\u5c71\u9686\u4e00\u6c0f \u7d50\u5a5a\u3078\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u8bf7\u5c06\u4ee5\u4e0b\u5185\u5bb9\u7528\u4e2d\u6587\u8fdb\u884c\u672c\u5730\u5316\u8f6c\u8ff0\uff0c\u53ea\u9700\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a \u6587\u7ae0\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f \u4f7f\u7528NodeJS\u83b7\u53d6Yahoo\u65b0\u95fb\u7684 […]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31887","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u83b7\u53d6Yahoo\u65b0\u95fb\u7684\u4e3b\u8981\u8bdd\u9898\u3010NodeJS\u3011 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u83b7\u53d6yahoo\u65b0\u95fb\u7684\u4e3b\u8981\u8bdd\u9898\u3010nodejs\u3011\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u83b7\u53d6Yahoo\u65b0\u95fb\u7684\u4e3b\u8981\u8bdd\u9898\u3010NodeJS\u3011\" \/>\n<meta property=\"og:description\" content=\"\u8bf7\u5c06\u4ee5\u4e0b\u5185\u5bb9\u7528\u4e2d\u6587\u8fdb\u884c\u672c\u5730\u5316\u8f6c\u8ff0\uff0c\u53ea\u9700\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a \u6587\u7ae0\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f \u4f7f\u7528NodeJS\u83b7\u53d6Yahoo\u65b0\u95fb\u7684 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u83b7\u53d6yahoo\u65b0\u95fb\u7684\u4e3b\u8981\u8bdd\u9898\u3010nodejs\u3011\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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