3v4l.org

run code in 300+ PHP versions simultaneously
<?php function e($d) { return $d; } error_reporting(0); $flag = "D0800A94ABF879CE6785B177A09B94D913F18862B8A310D80E52306018FA3D8D63B93BFF1CAFDB7789F3"; if (e($_REQUEST["flag"]) == ($flag)) { echo "OK"; } else{ echo "Wrong! Encrypted Flag: ", $flag; }
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
Wrong! Encrypted Flag: D0800A94ABF879CE6785B177A09B94D913F18862B8A310D80E52306018FA3D8D63B93BFF1CAFDB7789F3
preferences:
255.08 ms | 408 KiB | 5 Q