3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = urlencode('315xb471ie04wc0wog4ok04ks00kkoc0kw4'); $i = urlencode('3p8n1lq84wowsgw4owk0k80wwsw8s4w4k8s8wcc4cgs4c84cwk'); $x = $i.':'.$s; $x = base64_encode($x); var_dump($x);

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37.09 ms | 402 KiB | 5 Q