第一步，开启邮箱服务在邮箱设置中开启POP3/SMTP/IMAP服务，如图第二步，安装nodemailer插件npminstall-savenodemailer第三步，构造如下代码constnodemailer=require('nodemailer');lettransporter=nodemailer.createTransport({host:'smtp.126.com',secure:true,auth:{user:'*****@126.com',pass:'*****'},});letmailOptions={from:'******@126.com',to:'******@163.com',subject:'weather',text:'今天天气很好！',html:'今天天气很好！'};transporter.sendMail(mailOptions,(err,info)=>{if(err){console.log(err);}else{console.log(info);}});第四步，测试中注意：在发送程序中，主题和主题必须一致，否则会出现如下错误，504，SUM信封的发件人与信件的发件人不匹配{Error:Messagefailed:554DT：SPM126smtp7，DsmowAA3nqryKy1Zc0oRJw--。15930S21496132596，请看http://mail.163.com/help/help_spam_16.htm?ip=111.74.215.148&hostid=smtp7&time=1496132596atSMTPConnection._formatError(D:\node\likeread\node_modules\nodemailer\lib\smtp-connection\index.js:557:19)在SMTPConnection._actionSMTPStream(D:\node\likeread\node_modules\nodemailer\lib\smtp-connection\index.js:1385:34)在SMTPConnection._responseActions.push.str(D:\node\likeread\node_modules\nodemailer\lib\smtp-connection\index.js:907:22)在SMTPConnection._processResponse(D:\node\likeread\node_modules\nodemailer\lib\smtp-connection\index.js:706:20)在SMTPConnection._onData(D:\node\likeread\node_modules\nodemailer\lib\smtp-connection\index.js:509:14)在TLSSocket._socket.on.chunk(D:\node\likeread\node_modules\nodemailer\lib\smtp-connection\index.js:461:47)在emitOne(events.js:96:13)在TLSSocket.emit(events.js:188:7)在readableAddChunk(_stream_readable.js:176:18)在TLSSocket.Readable.push(_stream_readable.js):134:10)code:'EMESSAGE',response:'554DT:SPM126smtp7,DsmowAA3nqryKy1Zc0oRJw--.15930S21496132596，请参阅http://mail.163.com/help/help_spam_16.htm?ip=111.74。215.148&hostid=smtp7&time=1496132596',responseCode:554,命令:'DATA'}
