PHPMailer的使用 —— 发送邮件

安装

composer require phpmailer/phpmailer

demo

<?php
require 'vendor/autoload.php';
use PHPMailer\PHPMailer\PHPMailer;

//test
sendmail('111@qq.com', 'test', 'ccc');

/**
* 邮件发送函数
* @param string $to    接收邮件者邮箱
* @param string $subject 邮件主题
* @param string $body    邮件内容
* @param string $attachment 附件列表
* @return boolean
*/
function sendmail($to, $subject = '', $body = '', $attachment = null){
    //邮件配置
    $config = [
        'SMTP_HOST'   => 'smtp.mxhichina.com',
        'SMTP_PORT'   => '25',
        'SMTP_USER'   => 'notifications-noreply@xx.com',
        'SMTP_PASS'   => '123456',
        'FROM_EMAIL'  => 'notifications-noreply@xx.com',
        'FROM_NAME'   => 'notifications-noreply',
        'REPLY_EMAIL' => '',
        'REPLY_NAME'  => ''
    ];

    $mail             = new PHPMailer;
    $mail->CharSet    = 'UTF-8';
    $mail->IsSMTP();
    // 1 = errors and messages
    // 2 = messages only
    $mail->SMTPDebug  = 0;                     // 关闭SMTP调试功能
    $mail->SMTPAuth   = true;                  // 启用 SMTP 验证功能
    // $mail->SMTPSecure = 'ssl';                 // 使用安全协议
    $mail->Host       = $config['SMTP_HOST'];
    $mail->Port       = $config['SMTP_PORT'];
    $mail->Username   = $config['SMTP_USER'];
    $mail->Password   = $config['SMTP_PASS'];
    $mail->SetFrom($config['FROM_EMAIL'], $config['FROM_NAME']);
    $replyEmail       = $config['REPLY_EMAIL']?$config['REPLY_EMAIL']:$config['FROM_EMAIL'];
    $replyName        = $config['REPLY_NAME']?$config['REPLY_NAME']:$config['FROM_NAME'];
    $mail->AddReplyTo($replyEmail, $replyName);
    $mail->Subject    = $subject;
    $mail->MsgHTML($body);
    $mail->AddAddress($to, '');
    // 添加附件
    if(is_array($attachment)){
        foreach ($attachment as $file){
            is_file($file) && $mail->AddAttachment($file);
        }
    }
    return $mail->Send() ? true : $mail->ErrorInfo;
}