16c01-2.php

来自「介绍PHP5的给类型函数应用」· PHP 代码 · 共 48 行

<?php
// Prepare by setting a timezone, mail() uses this.
date_default_timezone_set('America/New_York');

// Save some values to send an email, these might have come from any source:
$to = '[e-mail]';
$subject = 'A sample email - Dual Format';

// Create a boundary string.  It needs to be unique (not in the text) so ...
// We are going to use the sha1 algorithm to generate a 40 character string:
$sep = sha1(date('r', time()));

// Define the headers we want passed.  Note that they are separated by \r\n
$headers = "From: [e-mail]\r\nX-Mailer: Custom PHP Script";

// Add in our content boundary, and mime type specification:
$headers .=
    "\r\nContent-Type: multipart/alternative; boundary=\"PHP-alt-{$sep}\"";

// The body of the message.  Use the separator with -- in front of it to 
//  mark the beginning of each section, and then provide the content type.
//  A blank line beneath that will define the beginning of the content.  
//  At the end finish with the separator again, but this time with a --
//  after it as well.
$body =<<<EOBODY
--PHP-alt-{$sep}
Content-Type: text/plain

This is our sample email message

Hello World!

That's it for now

--PHP-alt-{$sep}
Content-Type: text/html

<p>This is our sample email message</p>
<h2>Hello World!</h2>
<p>That's it for now.</p>

--PHP-alt-{$sep}--
EOBODY;

// Finally, send the email
mail($to, $subject, $body, $headers);
?>