Online PHP editor | refs for SZFN7

@ 2014-04-05T07:46:17Z

<?php

function countRefs($var) {
    //ob_start();
    debug_zval_dump($var);
    //preg_match('~refcount\((\d+)\)~', ob_get_clean(), $matches);
    //return $matches[1]; // - 4;
}

$a = 0;
echo countRefs($a);
$a = &$a;
echo countRefs($a);
$a = &$a;
echo countRefs($a);