<?php
/*
@Coder : PamukBilisim
*/

function sayiHesap($sayi1 = 1, $sayi2 = 2, $sayi3 = 3)
{

	$sayilar = array($sayi1,$sayi2,$sayi3);
	$enBuyuk = max( $sayilar );
	$enKucuk = min( $sayilar );
	
	$ortanca = array_values(array_diff($sayilar,array($enBuyuk,$enKucuk)));
	$ortanca = $ortanca[0];
	
	return "En Büyük -> $enBuyuk <br />
			En Küçük -> $enKucuk <br />
			Ortanca -> $ortanca
	";
	
}

echo sayiHesap("911","155","112");

?>