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@ 2017-07-04T12:01:44Z

<?php

$baz = 'baz';
function foo(&$var) {
  echo $GLOBALS["baz"];
  $var =& $GLOBALS["baz"];
}
$bar = 'bar';
foo($bar);

var_dump($bar);

Output
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var_dump: documentation ( source)

preferences:dark modelive preview

46.07 ms | 402 KiB | 5 Q