<?php
function smallest($first, $second, $third)
{
foreach(func_get_args() as $a_parameter)
{
if($a_paremeter==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<$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_paremeter==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;
}
echo smallest(-1,23,900);
echo largest(3,5,1000)
?>