3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function plus(int $firstNumber, int $secondNumber) : int { return $firstNumber + $secondNumber; } echo plus("0.1", "1a");
based on M0VLZ
Output for 7.0.0 - 7.2.0
Notice: A non well formed numeric value encountered in /in/t8kcR on line 3 1
Output for 5.3.20 - 5.6.28
Parse error: syntax error, unexpected ':', expecting '{' in /in/t8kcR on line 3
Process exited with code 255.