- Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
- bazstring(3) "bar"
<?php
$baz = 'baz';
function foo(&$var) {
echo $GLOBALS["baz"];
$var =& $GLOBALS["baz"];
}
$bar = 'bar';
foo($bar);
var_dump($bar);