PHP Manual: Data (RFC 2397)

The data: (» RFC 2397) stream wrapper.

**Wrapper Summary**
Attribute	Supported
Restricted by allow_url_fopen	Yes
Restricted by allow_url_include	Yes
Allows Reading	Yes
Allows Writing	No
Allows Appending	No
Allows Simultaneous Reading and Writing	No
Supports stat	No
Supports unlink	No
Supports rename	No
Supports mkdir	No
Supports rmdir	No

Example #1 Print data:// contents

<?php
// prints "I love PHP"
echo file_get_contents('data://text/plain;base64,SSBsb3ZlIFBIUAo=');
?>

Example #2 Fetch the media type

<?php
$fp   = fopen('data://text/plain;base64,', 'r');
$meta = stream_get_meta_data($fp);

// prints "text/plain"
echo $meta['mediatype'];
?>