var http=require('https');

var fs=require('fs');

var cheerio=require('cheerio');

var iconv=require('iconv-lite');//iconv-lite模块用于解码

var request=require('request');

var url='https://search.51job.com/list/030200,000000,0000,00,9,99,web%25E5%2589%258D%25E7%25AB%25AF,2,1.html?lang=c&stype=&postchannel=0000&workyear=99&cotype=99&degreefrom=99&jobterm=99&companysize=99&providesalary=99&lonlat=0%2C0&radius=-1&ord_field=0&confirmdate=9&fromType=&dibiaoid=0&address=&line=&specialarea=00&from=&welfare=';

function goStart(url){

    http.get(url,function(res){

        var htmlData=[];//用于接收获取到的网页

        var htmlDataLength=0;

        //res.setEncoding('utf-8');

        res.on('data',function(chunk){

            htmlData.push(chunk);

            htmlDataLength+=chunk.length;

        })

        res.on('end',function(){

            //数据获取完毕后，开始解码

            var bufferHtmlData=Buffer.concat(htmlData,htmlDataLength);

            var decodeHtmlData=iconv.decode(bufferHtmlData,'gbk');

            var $=cheerio.load(decodeHtmlData,{decodeEntities: false});

            $('#resultList .el').each(function(index,item){

                if(index!=0){

                    var name=$(this).children().eq(1).children().eq(0).text();

                    console.log(name);

                }

            })

        })

    })

}

goStart(url);