<?php
$somethingUseful = "and in case I don't see you again, goodafternoon, goodevening, and goodnight!";
$closureFunction = function($str) use ($somethingUseful) {
return $str;
};
echo $closureFunction();
Fatal error: Uncaught ArgumentCountError: Too few arguments to function {closure}(), 0 passed in /in/eOU6n on line 9 and exactly 1 expected in /in/eOU6n:5
Stack trace:
#0 /in/eOU6n(9): {closure}()
#1 {main}
thrown in /in/eOU6n on line 5
Process exited with code 255.
Warning: Missing argument 1 for {closure}(), called in /in/eOU6n on line 9 and defined in /in/eOU6n on line 5
Notice: Undefined variable: str in /in/eOU6n on line 6