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run code in 300+ PHP versions simultaneously
<?php $fnc = create_function('$a', 'eval("\$GOLBALS[\'get\'] = $a;");'); function set1 ($value) { global $fnc; if(preg_match('/^[0-9]{1,9}$/D', $value) === 1) $fnc($value); } function get1 () { echo $GOLBALS['get']; } if (preg_match('/^.*1$/D', $_GET['set']) === 1) $_GET['set'](unserialize($_GET['parm1']));

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51.09 ms | 402 KiB | 5 Q