3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function test() { return null; } function call() { const $a = null; if (!a) { return 4221412; } } call();
based on Hacsi
Output for 5.6.0 - 5.6.30, 7.0.0 - 7.1.7
Parse error: syntax error, unexpected 'const' (T_CONST) in /in/4H0la on line 8
Process exited with code 255.
Output for hhvm-3.15.4
Fatal error: Uncaught Error: syntax error, unexpected T_CONST in /in/4H0la:8 Stack trace: #0 {main}
Process exited with code 255.