gmp_random
(PHP 4 >= 4.0.4, PHP 5)
gmp_random — Random number
Description
resource gmp_random
( int $limiter
)
A limb is an internal GMP mechanism. The number of bits in a limb is
not static, and can vary from system to system. Generally, the number
of bits in a limb is either 16 or 32, but this is not guaranteed.
Parameters
-
limiter
-
The limiter.
It can be either a GMP number resource, or a
numeric string given that it is possible to convert the latter to a number.
Return Values
A random GMP number.
Examples
Example #1 gmp_random() example
<?php
$rand1 = gmp_random(1); // random number from 0 to 1 * bits per limb
$rand2 = gmp_random(2); // random number from 0 to 2 * bits per limb
echo gmp_strval($rand1) . "\n";
echo gmp_strval($rand2) . "\n";
?>
The above example will output:
1915834968
8642564075890328087