Data (RFC 2397)

The data: (» RFC 2397) stream wrapper is available since PHP 5.2.0.

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

<?php

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

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

Attribute	Supported
Restricted by allow_url_fopen	No
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