1.

Write a program to get LCM of two numbers using PHP?

Answer»

Here is the program we can use to get LCM of two number using PHP.

Example

// PHP program to find LCM of two numbers

// Recursive function to
// RETURN gcd of a and b
function gcd( $a, $b)
{
      if ($a == 0)
      return $b;
      return gcd($b % $a, $a);
}

// Function to return LCM
// of two numbers
function lcm( $a, $b)
{
      return ($a * $b) / gcd($a, $b);
}

// Driver Code
$a = 15;
$b = 20;
ECHO "LCM of ",$a, " and " ,$b, " is ", lcm($a, $b);


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