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run code in 500+ PHP versions simultaneously
<?php function myFunction($format, $timestamp){ echo $format."/"; } function _date($format, $timestamp = null){ $result = !isset($timestamp) ? date($format) : date($format, $timestamp); myFunction($format, $timestamp); return $result; } echo _date("Y-m-d");

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111.79 ms | 1443 KiB | 5 Q