如何附加两个或多个文件并用PHP发送邮件

发布时间：2020-12-13 13:45:33 所属栏目：PHP教程来源：网络整理

导读：下面的代码只发送一个附件,但我需要附加并发送两个文件(一个rar文件和pdf) $email_to = "$email"; // The email you are sending to (example)$email_from = "online@example.co.in"; // The email you are sending from (example)$email_subject = "subject

下面的代码只发送一个附件,但我需要附加并发送两个文件(一个rar文件和pdf)

$email_to = "$email"; // The email you are sending to (example)
$email_from = "online@example.co.in"; // The email you are sending from (example)
$email_subject = "subject line"; // The Subject of the email
$email_txt = "text body of message"; // Message that the email has in it
$fileatt = "files/example.rar"; // Path to the file (example)
$fileatt_type = "application/x-rar-compressed"; // File Type
$fileatt_name = "example.rar"; // Filename that will be used for the file as the attachment
$file = fopen($fileatt,'rb');
$data = fread($file,filesize($fileatt));
fclose($file);
$semi_rand = md5(time());
$mime_boundary = "==Multipart_Boundary_x{$semi_rand}x";
$headers="From: $email_from"; // Who the email is from (example)
$headers .= "nMIME-Version: 1.0n" .
"Content-Type: multipart/mixed;n" .
" boundary="{$mime_boundary}"";
$email_message .= "This is a multi-part message in MIME format.nn" .
"--{$mime_boundary}n" .
"Content-Type:text/html; charset="iso-8859-1"n" .
"Content-Transfer-Encoding: 7bitnn" . $email_txt;
$email_message .= "nn";
$data = chunk_split(base64_encode($data));
$email_message .= "--{$mime_boundary}n" .
"Content-Type: {$fileatt_type};n" .
" name="{$fileatt_name}"n" .
"Content-Transfer-Encoding: base64nn" .
$data . "nn" .
"--{$mime_boundary}--n";

mail($email_to,$email_subject,$email_message,$headers);

<form action="#" method="POST" enctype="multipart/form-data"  >
 <input type="file" name="csv_file[]" />
 <br/>

 <input type="file" name="csv_file[]" />
 <br/>

 <input type="file" name="csv_file[]" />
 <br/>

 <input type="submit" name="upload" value="Upload" />
 <br/>

</form> 

<?php

if($_POST) {

    for($i=0; $i < count($_FILES['csv_file']['name']); $i++){

        $ftype[]       = $_FILES['csv_file']['type'][$i];
        $fname[]       = $_FILES['csv_file']['name'][$i];

    }


    // array with filenames to be sent as attachment
    $files = $fname;

    // email fields: to,from,subject,and so on
    $to = "example@gmail.com";
    $from = "example@gmail.com"; 
    $subject ="My subject"; 
    $message = "My message";
    $headers = "From: $from";

    // boundary 
    $semi_rand = md5(time()); 
    $mime_boundary = "==Multipart_Boundary_x{$semi_rand}x"; 

    // headers for attachment 
    $headers .= "nMIME-Version: 1.0n" . "Content-Type: multipart/mixed;n" . " boundary="{$mime_boundary}""; 

    // multipart boundary 
    $message = "This is a multi-part message in MIME format.nn" . "--{$mime_boundary}n" . "Content-Type: text/plain; charset="iso-8859-1"n" . "Content-Transfer-Encoding: 7bitnn" . $message . "nn"; 
    $message .= "--{$mime_boundary}n";

    // preparing attachments
    for($x=0;$x<count($files);$x++){
        $file = fopen($files[$x],"rb");
        $data = fread($file,filesize($files[$x]));
        fclose($file);
        $data = chunk_split(base64_encode($data));
        $message .= "Content-Type: {"application/octet-stream"};n" . " name="$files[$x]"n" . 
        "Content-Disposition: attachment;n" . " filename="$files[$x]"n" . 
        "Content-Transfer-Encoding: base64nn" . $data . "nn";
        $message .= "--{$mime_boundary}n";
    }

    // send

    $ok = @mail($to,$subject,$message,$headers); 
    if ($ok) { 
        echo "<p>mail sent to $to!</p>"; 
    } else { 
        echo "<p>mail could not be sent!</p>"; 
    } 



}

?>

（编辑：李大同）

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