(PECL mongo >=0.9.0)
MongoGridFSFile::write — Writes this file to the filesystem
The location to which to write the file. If none is given, the stored filename will be used.
Returns the number of bytes written.
Example #1 MongoGridFSFile::write example
<?php
$images = $db->my_db->getGridFS('images');
$image = $images->findOne('jwage.png');
$image->write('/path/to/write/jwage.png');
?>