- var_dump: documentation ( source)
- fclose: documentation ( source)
- fwrite: documentation ( source)
- rewind: documentation ( source)
- fread: documentation ( source)
- fopen: documentation ( source)
<?php
$stream = fopen('data://text/plain,cccc', 'w+');
fwrite($stream, 'data');
rewind($stream);
var_dump(fread($stream, 5));
fclose($stream);