mt_rand() function in PHP

The mt_rand() function is used to generate random numbers. The numbers are generated using the Mersenne Twister algorithm.

Note − This function is faster than the rand() function

Syntax

mt_rand()
or
mt_rand(min, max)

Parameters

• min − Default is 0.The lowest number to be Returned.

• max − The highest number to be Returned.

Return

The mt_rand() function Returns a random integer between min (or 0) and max. FALSE is Returned if max < min.

Example

<?php
   echo mt_rand(100, 200);
?>

Output

144

Example

Let us see another example −

<?php
   echo mt_rand();
?>

Output

132850920