PHP Manual: Random number

Description

GMP gmp_random_range ( GMP $min , GMP $max )

Generate a random number. The number will be between min and max.

min and max can both be negative but min must always be less than max.

Parameters

min: A GMP number representing the lower bound for the random number
max: A GMP number representing the upper bound for the random number

Return Values

A random GMP number.

Examples

Example #1 gmp_random_range example


<?php
$rand1 = gmp_random_range(0, 100);    // random number between 0 and 100
$rand2 = gmp_random_range(-100, -10); // random number between -100 and -10

echo gmp_strval($rand1) . "\n";
echo gmp_strval($rand2) . "\n";
?>

The above example will output:

42
-67