var util = require('util'),  https = require('https'); var regUrl = "https://ssl.mail.163.com/regall/unireg/call.do;jsessionid=%s?cmd=register.start&adapter=%s&reforward=common/reform&targetCmd=register.ctrlTop";var cookie = 'a=b;c=d;',mail = 'regUsername', pass = 'password', vcode='abcde';var _regUrl = util.format(regUrl, 'id123455', 'param2'); var post_option = url.parse(_regUrl); post_option.method = 'POST'; post_option.port = 443; var post_data = querystring.stringify({   'name' : mail,   'uid' : mail+'@163.com',   'confirmPassword' : pass,   'password' : pass,   'vcode' : vcode,   'flow' : 'main',   'from' : '163mail_right',   'mobile' : '',   }); post_option.headers = {   'Content-Type' : 'application/x-www-form-urlencoded',   'Content-Length' : post_data.length,   Cookie : cookie                        }; var post_req = https.request(post_option, function(res){    res.on('data', function(buffer){     console.log(buffer.toString());     }); post_req.write(post_data); post_req.end();