<?php class Calculator { public function calc($v) { return $v + 1; } } class MyCalculator extends Calculator { public function calc($v1, $v2 = 0) { return parent::calc($v1) + $v2; } } function calcArray(array $values, Calculator $calculator) { foreach ($values as &$v) { $v = $calculator->calc($v, $v); // Second aregument is wrong !! } return $values; } $ar = [1,2,3]; var_dump(calcArray($ar, new Calculator)); // ignores the second argument var_dump(calcArray($ar, new MyCalculator)); // UNEXPECTED: the second argument will be used
You have javascript disabled. You will not be able to edit any code.