CodeGraphContext

<?php function greet($name, $age = 20) { return "Hello {$name}, you are {$age} years old"; } function sumNumbers(...$nums) { return array_sum($nums); } $double = function($n) { return $n * 2; }; echo greet("Shashank", 21) . "\n"; echo sumNumbers(1,2,3,4) . "\n"; echo $double(5) . "\n";