node.js uses nodemailer to send emails example_javascript skills

1. Install nodemailer

Copy the code The code is as follows:

npm install nodemailer --save

2. Call

Copy code The code is as follows:

var nodemailer = require("nodemailer");

//Open an SMTP connection pool
var smtpTransport = nodemailer.createTransport("SMTP",{
host: "smtp.qq.com", // Host
secureConnection: true, // Use SSL
port: 465, // SMTP port
auth: {
user: "xxxxxxxx@qq.com", // account number
pass: "xxxxxxxx" // password
}
});

//Set email content
var mailOptions = {
from: "Fred Foo ", // Sending address
to: "2838890xx@qq.com, minimixx@126.com", // Recipient list
subject: "Hello world", // Title
html: "thanks a for visiting! Hello world! " // html content
}

//Send mail
smtpTransport.sendMail(mailOptions, function(error, response){
if(error){
console.log(error);
}else{
console.log("Message sent: " response.message);
}
smtpTransport.close(); // If useless, close the connection pool
});

3. Common Errors

Copy code The code is as follows:

{ [AuthError: Invalid login - 454 Authentication failed, please open smtp flag first!]
name: 'AuthError',
data: '454 Authentication failed, please open smtp flag first!',
stage: 'auth' }

Cause of error: The service is not set up in the account
Solution: QQ Mail-> Settings-> Account-> Enable service: POP3/SMTP service

Copy code The code is as follows:

{ [SenderError: Mail from command failed - 501 mail from address must be same as authorized user]
name: 'SenderError',
data: '501 mail from address must be same as authorization user',
stage: 'mail' }

Error reason: The sending account and the authentication account are different