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<?php $first = 34; //$_GET['first']; $second = -55; //$_GET['second']; $third = 90; //$_GET['third']; //Your code here function smallest($first, $second, $third) { foreach(func_get_args() as $a_parameter) { if($a_parameter==intval($a_parameter)) // only if parameter is a number { if(!isset($minimum)) // for the first time paremeter is maximum { $minimum= $a_parameter; } if($a_parameter<$minimum) // for each parameter we check if its lower and set minimum { $minimum=$a_parameter; } } } return $minimum; } function largest($first, $second, $third) { foreach(func_get_args() as $a_parameter) { if($a_parameter==intval($a_parameter)) // only if parameter is a number { if(!isset($maximum)) // for the first time paremeter is maximum { $maximum= $a_parameter; } if($a_parameter>$maximum) // for each parameter we check if its greater and set maximum { $maximum=$a_parameter; } } } return $maximum; } $largest_number = largest($first, $second, $third); $smallest_number = smallest($first, $second, $third); echo "From the numbers you typed, the largest was $largest_number"; echo " and smallest $smallest_number"; ?>
Output for 4.3.0 - 7.1.0
From the numbers you typed, the largest was 90 and smallest -55