Prime Number
<?php
function checkPrime($num){
if($num === 1){
return 0;
}
for($i = 2; $i <= $num/2; $i ++){
if($num % 2 == 0){
return 0;
}
}
return 1;
}
$number = [30,11,10,22,13];
foreach($number as $val){
$prime = checkPrime($val);
if($prime === 1){
echo "Prime Number!";
}
else{
echo "Not a Prime Number!";
}
echo "\n" ;
}
?>