Online PHP editor | refs for TvGGp

<?php $pad=8;$e=PHP_EOL;echo 'Current PHP version: ' . phpversion() .$e. 'Strict comparisons with ==='.str_repeat($e,2);$values=array("true"=>true,"false"=>false,"1"=>1,"0"=>0,"-1"=>-1,"'1'"=>"1",'"0"'=>"0",'"-1"'=>"-1","null"=>null,"array()"=>array(),"'php'"=>"php","''" =>"");echo str_pad('', $pad);foreach ($values as $key => $value){echo str_pad($key, $pad);}echo str_repeat($e, 2);foreach ($values as $k1 => $v1){echo str_pad($k1, $pad);foreach($values as $k2 => $v2) {$varExport = var_export($v1 === $v2, true);echo str_pad(strtoupper($varExport), $pad);}echo $e;}