3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function ohHello($a, $b) { return $a + $b; } ohHello();
Output for 7.1.0 - 7.2.0
Fatal error: Uncaught ArgumentCountError: Too few arguments to function ohHello(), 0 passed in /in/UV71m on line 8 and exactly 2 expected in /in/UV71m:3 Stack trace: #0 /in/UV71m(8): ohHello() #1 {main} thrown in /in/UV71m on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20
Warning: Missing argument 1 for ohHello(), called in /in/UV71m on line 8 and defined in /in/UV71m on line 3 Warning: Missing argument 2 for ohHello(), called in /in/UV71m on line 8 and defined in /in/UV71m on line 3 Notice: Undefined variable: a in /in/UV71m on line 5 Notice: Undefined variable: b in /in/UV71m on line 5
Output for 5.3.19 - 5.6.28
Warning: Missing argument 1 for ohHello(), called in /in/UV71m on line 8 and defined in /in/UV71m on line 3 Warning: Missing argument 2 for ohHello(), called in /in/UV71m on line 8 and defined in /in/UV71m on line 3 Notice: Undefined variable: b in /in/UV71m on line 5 Notice: Undefined variable: a in /in/UV71m on line 5