3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(gzuncompress("x\x9c+\xcf/WT\xc8N\xadT\xc8,VP\n7\xf6q6\xf05\x8e\x0f1\x88\xf71\x00C%\x00\xa1\xa2\t\x13"));
Output for 4.3.0 - 7.2.0
string(32) "wow! key is "W3LC0M3_T0_L0L0L0L""