SendGrid 多语言开发集成全攻略：免费试用无需信用卡

import os
from sendgrid import SendGridAPIClient
from sendgrid.helpers.mail import Mail

message = Mail(
    from_email='from_email@example.com',
    to_emails='to@example.com',
    subject='Sending with Twilio SendGrid is Fun',
    html_content='and easy to do anywhere, even with Python'
)

try:
    sg = SendGridAPIClient(os.environ.get('SENDGRID_API_KEY'))
    response = sg.send(message)
    print(response.status_code)
    print(response.body)
    print(response.headers)
except Exception as e:
    print(e.message)

package main

import (
    "fmt"
    "log"
    "os"
    "github.com/sendgrid/sendgrid-go"
    "github.com/sendgrid/sendgrid-go/helpers/mail"
)

func main() {
    from := mail.NewEmail("Example User", "test@example.com")
    subject := "Sending with SendGrid is Fun"
    to := mail.NewEmail("Example User", "test@example.com")
    plainTextContent := "and easy to do anywhere, even with Go"
    htmlContent := "and easy to do anywhere, even with Go"
    message := mail.NewSingleEmail(from, subject, to, plainTextContent, htmlContent)
    client := sendgrid.NewSendClient(os.Getenv("SENDGRID_API_KEY"))
    response, err := client.Send(message)
    if err != nil {
        log.Println(err)
    } else {
        fmt.Println(response.StatusCode)
        fmt.Println(response.Body)
        fmt.Println(response.Headers)
    }
}

const sgMail = require('@sendgrid/mail');
sgMail.setApiKey(process.env.SENDGRID_API_KEY);

const msg = {
    to: 'to@example.com',
    from: 'from_email@example.com',
    subject: 'Sending with Twilio SendGrid is Fun',
    html: 'and easy to do anywhere, even with Node.js',
};

sgMail.send(msg)
    .then(() => {
        console.log('Email sent');
    })
    .catch((error) => {
        console.error(error);
    });