reports/pdf_receipt.php 是我的pdf\ U收据的路径。我想访问的是，当我发送电子邮件的下载文件也将包括在内。但我能转换吗 pdf_receipt.php 至 pdf_receipt.pdf . im使用fpdf

$mailer->AddAttachment( "reports/pdf_receipt.php" , "pdf_receipt.php", 'base64', 'application/octet-stream' );