gistfile1.php

<?php 

public function streamAction(){
        $toto = $this->xml_stream_reader('./data/hg3.xml');
        var_dump($toto);
        return false;
}

public function xml_stream_reader($url)
{
        echo 'ok';
        die();
        yield $this->displayXML($reader->readOuterXml());
}

$this->streamAction();;
/*
Expected Result : 'ok'
Actual Result : object(Generator)#259 (0) { }

If I comment the yeld line, I got the expected result... WTF
*/