源码：
//==================================================== // 访问https://www.zhihu.com/得到pagecode // 2017年11月6日 //==================================================== // 内置https模块，提供了https服务器和客户端功能 var https=require("https"); // cheerio模块，提供了类似jQuery的功能 var cheerio = require("cheerio"); // 内置文件处理模块 var fs=require('fs'); // 请求参数JSON var options; // request请求 var req; //-------------------------------------- // 程序入口 //-------------------------------------- function start(){ // 初始化options options={ hostname:'www.zhihu.com', port:443, path:'/',// 子路径 method:'GET', agent:false, }; req=https.request(options,function(resp){ resp.setEncoding('utf8'); var body=""; resp.on('data',function(chunk){ body+=chunk; }); resp.on('end',function(){ var $ = cheerio.load(body); console.log(body); }); }); // 超时处理 req.setTimeout(5000,function(){ req.abort(); }); // 出错处理 req.on('error',function(err){ if(err.code=="ECONNRESET"){ console.log('socket端口连接超时。'); }else{ console.log('请求发生错误，err.code:'+err.code); } }); // 请求结束 req.end(); } // 调用start函数，程序开始 start();
得到的body数据：
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本文转自张昺华-sky博客园博客，原文链接：http://www.cnblogs.com/xiandedanteng/p/7791399.html，如需转载请自行联系原作者
