Prime number Program in PHP

Prime number Program in PHP

Here we can write php program to find number is prime or not using for loop. Here also same concept apply like C programming.

<?php

error_reporting(E_ALL);

$num =23;

for( $j = 2; $j <= $num; $j++ )
{
for( $k = 2; $k < $j; $k++ )
{
if( $j % $k == 0 )
{
break;
}

}
if( $k == $j )
echo "Prime Number : ", $j, <br>;
}

?>

	
Prime Number : 2
Prime Number : 3
Prime Number : 5
Prime Number : 7
Prime Number : 11
Prime Number : 13
Prime Number : 17
Prime Number : 19
Prime Number : 23