如何用PHP调用邮件附件上传接口_PHP邮件附件上传接口调用与MIME类型教程

composer require phpmailer/phpmailer

use PHPMailer\PHPMailer\PHPMailer;

use PHPMailer\PHPMailer\Exception;

require vendor/autoload.php;

$mail = new PHPMailer(true);

try {

    // SMTP配置

    $mail->isSMTP();

    $mail->Host       = smtp.example.com;

    $mail->SMTPAuth   = true;

    $mail->Username   = your-email@example.com;

    $mail->Password   = your-password;

    $mail->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS;

    $mail->Port       = 587;

    // 邮件内容

    $mail->setFrom(from@example.com, 发件人);

    $mail->addAddress(to@example.com, 收件人);

    $mail->Subject = 带附件的测试邮件;

    $mail->Body    = 这是一封带有附件的测试邮件。;

    // 添加附件（自动识别MIME类型）

    $attachmentPath = ./files/report.pdf; // 附件路径

    if (file_exists($attachmentPath)) {

        $mail->addAttachment($attachmentPath);

    }

    $mail->send();

    echo "邮件发送成功";

} catch (Exception $e) {

    echo "邮件发送失败：{$mail->ErrorInfo}";

}

$mail->addAttachment($path, $filename, base64, application/octet-stream);

$data = [

    personalizations => [[

        to => [[email => user@example.com]]

    ]],

    from => [email => sender@example.com],

    subject => 带附件的邮件,

    content => [[

        type => text/plain,

        value => 请查收附件

    ]],

    attachments => [[

        content => base64_encode(file_get_contents(./files/image.png)),

        filename => image.png,

        type => image/png,

        disposition => attachment

    ]]

];

$ch = curl_init("https://api.sendgrid.com/v3/mail/send");

curl_setopt($ch, CURLOPT_HTTPHEADER, [

    Authorization: Bearer YOUR_SENDGRID_API_KEY,

    Content-Type: application/json

]);

curl_setopt($ch, CURLOPT_POST, true);

curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));

curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

$response = curl_exec($ch);