3v4l.org

run code in 300+ PHP versions simultaneously
<?php $val = array("foo" => "alert('abc')"); $data = addslashes(json_encode($val)); echo <<<HTML <script type='text/javascript'> var data = '$data'; var json = JSON.parse(data); </script> HTML; ?>

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46.09 ms | 402 KiB | 5 Q