{"id":4970,"date":"2022-02-14T16:54:10","date_gmt":"2022-02-14T08:54:10","guid":{"rendered":"http:\/\/123.57.164.21\/?p=4970"},"modified":"2022-02-14T16:54:10","modified_gmt":"2022-02-14T08:54:10","slug":"nodejs%e9%80%9a%e8%bf%87request%e8%af%b7%e6%b1%82%e8%bf%9c%e7%a8%8burl%e7%9a%84%e6%96%87%e4%bb%b6%e5%b9%b6%e4%b8%8b%e8%bd%bd%e5%88%b0%e6%9c%ac%e5%9c%b0","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=4970","title":{"rendered":"nodejs\u901a\u8fc7request\u8bf7\u6c42\u8fdc\u7a0burl\u7684\u6587\u4ef6\u5e76\u4e0b\u8f7d\u5230\u672c\u5730"},"content":{"rendered":"\n<ul><li><strong>request\u6a21\u5757\u8ba9http\u8bf7\u6c42\u53d8\u7684\u66f4\u52a0\u7b80\u5355\u3002\u6700\u7b80\u5355\u7684\u4e00\u4e2a\u793a\u4f8b\uff1a<\/strong><\/li><\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   var request = require('request');\n\n\n   request('http:\/\/www.google.com', function (error, response, body) {\n\n   if (!error &amp;&amp; response.statusCode == 200) {\n\n        console.log(body);\n\n      }\n   })<\/pre>\n\n\n\n<ul><li><strong>\u53ef\u4ee5\u7528request\u7684pipe\u65b9\u6cd5\u5f88\u65b9\u4fbf\u7684\u83b7\u53d6\u56fe\u7247\u7684\u6587\u4ef6\u6d41<\/strong><\/li><\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\n\n   var request = require('request'),\n\n   fs = require('fs'); \n\n   request('https:\/\/www.google.com.hk\/images\/srpr\/logo3w.png').pipe(fs.createWriteStream('doodle.png'));\n\n<\/pre>\n\n\n\n<ul><li><strong>\u9700\u8981\u5faa\u73af\u53bb\u4e0b\u8f7d\u8fdc\u7a0b\u6587\u4ef6\uff0c\u7136\u540e\u81ea\u5df1\u5199\u4e86\u4e00\u4e2ademo\uff0c\u53ef\u4ee5\u76f4\u63a5\u8fd0\u884c\uff0c\u5982\u4e0b\uff1a<\/strong><\/li><\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/\u6587\u4ef6\u4e0b\u8f7d\nvar fs = require(\"fs\");\nvar path = require(\"path\");\nvar request = require(\"request\");\n\n\/\/\u521b\u5efa\u6587\u4ef6\u5939\u76ee\u5f55\nvar dirPath = path.join(__dirname, \"file\");\nif (!fs.existsSync(dirPath)) {\n    fs.mkdirSync(dirPath);\n    console.log(\"\u6587\u4ef6\u5939\u521b\u5efa\u6210\u529f\");\n} else {\n    console.log(\"\u6587\u4ef6\u5939\u5df2\u5b58\u5728\");\n}\n\n\/\/\u5faa\u73af\u591a\u7ebf\u7a0b\u4e0b\u8f7d\nfor (let i = 0; i &lt; 60; i++) {\n    let fileName = \"out\" + intToString(i, 3) + \".ts\";\n    let url = \"https:\/\/xxx.sdhdbd1.com\/cb9\/sd\/gc\/g1\/670BC531\/SD\/\" + fileName;\n    let stream = fs.createWriteStream(path.join(dirPath, fileName));\n    request(url).pipe(stream).on(\"close\", function (err) {\n        console.log(\"\u6587\u4ef6[\" + fileName + \"]\u4e0b\u8f7d\u5b8c\u6bd5\");\n    });\n}\n\n\/\/\u6574\u6570\u8f6c\u5b57\u7b26\u4e32\uff0c\u4e0d\u8db3\u7684\u4f4d\u6570\u75280\u8865\u9f50\nfunction intToString(num, len) {\n    let str = num.toString();\n    while (str.length &lt; len) {\n        str = \"0\" + str;\n    }\n    return str;\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>request\u6a21\u5757\u8ba9http\u8bf7\u6c42\u53d8\u7684\u66f4\u52a0\u7b80\u5355\u3002\u6700\u7b80\u5355\u7684\u4e00\u4e2a\u793a\u4f8b\uff1a \u53ef\u4ee5\u7528request\u7684pipe\u65b9\u6cd5\u5f88\u65b9\u4fbf\u7684\u83b7 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/4970"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4970"}],"version-history":[{"count":2,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/4970\/revisions"}],"predecessor-version":[{"id":4972,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/4970\/revisions\/4972"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}