3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function someFunction(int $someVariable): bool { if ($someVariable > 10) { return true; } else if ($someVariable < -10) { return false; } return null; } echo someFunction(11); echo someFunction(-11); echo someFunction(0);
based on bdQKO
Output for 7.3.0 - 7.3.1
1 Fatal error: Uncaught TypeError: Return value of someFunction() must be of the type bool, null returned in /in/KPY5L:9 Stack trace: #0 /in/KPY5L(14): someFunction(0) #1 {main} thrown in /in/KPY5L on line 9
Process exited with code 255.
Output for 7.0.0 - 7.2.13
1 Fatal error: Uncaught TypeError: Return value of someFunction() must be of the type boolean, null returned in /in/KPY5L:9 Stack trace: #0 /in/KPY5L(14): someFunction(0) #1 {main} thrown in /in/KPY5L on line 9
Process exited with code 255.
Output for 5.3.21 - 5.6.28
Parse error: syntax error, unexpected ':', expecting '{' in /in/KPY5L on line 3
Process exited with code 255.