PUT with file_get_contents

gistfile1.txt

file_get_contents($url, null, stream_context_create(array(
    'http' => array(
        'method' => 'PUT',
        'content' => json_encode(array('foo' => 'bar')),
        'header' => 'Content-type: application/x-www-form-urlencoded',
    )
)));