3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "2fe3269fa210706de21ff97cc964590ec5bddd6677885fc55cfa6bfd94924822"; $str_64 = base64_encode($str); echo $str_64; echo "\n"; echo base64_decode($str_64);

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98.28 ms | 402 KiB | 5 Q