3v4l.org

run code in 500+ PHP versions simultaneously
<?php echo base64_encode('hBGfAbhaAUdvUoMiR6gvOw=='); //echo base64_decode("aEJHZkFiaGFBVWR2VW9NaVI2Z3ZPdz09");
preferences:
48.15 ms | 749 KiB | 5 Q