chadmandoo · December 23, 2014 23:39
diff --git a/callable_function.php b/callable_function.php
 <?php
 function fun1(Callable $func)
 {
    $func();
    return "This function is ";
 }
 class Sample
 {
    public function __invoke()
    {
       echo "Callable ";
    }
 }
 $obj = new Sample();
 echo fun1($obj);
 ?>
	<?php
	function fun1(Callable $func)
	{
	$func();
	return "This function is ";
	}
	class Sample
	{
	public function __invoke()
	{
	echo "Callable ";
	}
	}
	$obj = new Sample();
	echo fun1($obj);
	?>