note 102445 modified in functions.anonymous by thiago

These  Closures are really interesting to me .This would be helpful.
<?php
Class Operations{
	public function ops($x,$y,$op){
		switch ($op){
			case 'ADD':return function() use($x,$y){
							return $x+$y."<br>";							
					   };
					   break;
			case 'SUB': return function() use ($x,$y){
							return $x-$y."<br>";							
						};
						break;
			default:    return function(){
							return "Operation is not supported by class"."<br>";
						};
		}			
	}
}

$op =  new Operations();
$fn1 = $op->ops(6,7,'ADD');
echo $fn1();

$fn2 = $op->ops(6,2,'SUB');
echo $fn2();

$fn2 = $op->ops(6,7,'MUL');
echo $fn2();
?>

--was--
These  Closures are really interesting to me .This would be helpful.
Class Operations{
	public function ops($x,$y,$op){
		switch ($op){
			case 'ADD':return function() use($x,$y){
							return $x+$y."<br>";							
					   };
					   break;
			case 'SUB': return function() use ($x,$y){
							return $x-$y."<br>";							
						};
						break;
			default:    return function(){
							return "Operation is not supported by class"."<br>";
						};
		}			
	}
}

$op =  new Operations();
$fn1 = $op->ops(6,7,'ADD');
echo $fn1();

$fn2 = $op->ops(6,2,'SUB');
echo $fn2();

$fn2 = $op->ops(6,7,'MUL');
echo $fn2();

http://php.net/manual/en/functions.anonymous.php