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run code in 200+ php & hhvm versions
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<?php function test($num) { $var = 1; $inc = function($num) use ($var) { ++$var; return $num + $var; }; return $inc($num); } $test = test(); echo $test(5); echo $test(6);
Output for 7.1.0 - 7.2.0
Fatal error: Uncaught ArgumentCountError: Too few arguments to function test(), 0 passed in /in/isYk4 on line 14 and exactly 1 expected in /in/isYk4:3 Stack trace: #0 /in/isYk4(14): test() #1 {main} thrown in /in/isYk4 on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20
Warning: Missing argument 1 for test(), called in /in/isYk4 on line 14 and defined in /in/isYk4 on line 3 Notice: Undefined variable: num in /in/isYk4 on line 11 Fatal error: Uncaught Error: Function name must be a string in /in/isYk4:15 Stack trace: #0 {main} thrown in /in/isYk4 on line 15
Process exited with code 255.
Output for 5.3.19 - 5.6.28
Warning: Missing argument 1 for test(), called in /in/isYk4 on line 14 and defined in /in/isYk4 on line 3 Notice: Undefined variable: num in /in/isYk4 on line 11 Fatal error: Function name must be a string in /in/isYk4 on line 15
Process exited with code 255.