gmp_powm
Raise number into power with modulo
Description
GMP gmp_powm
( GMP $base
, GMP $exp
, GMP $mod
)
Parameters
-
base
-
The base number.
Either a GMP number resource in PHP 5.5 and earlier, a GMP object in PHP 5.6 and later, or a numeric string provided that it is possible to convert the latter to a number.
-
exp
-
The positive power to raise the base.
Either a GMP number resource in PHP 5.5 and earlier, a GMP object in PHP 5.6 and later, or a numeric string provided that it is possible to convert the latter to a number.
-
mod
-
The modulo.
Either a GMP number resource in PHP 5.5 and earlier, a GMP object in PHP 5.6 and later, or a numeric string provided that it is possible to convert the latter to a number.
Return Values
The new (raised) number, as a GMP number.
Examples
Example #1 gmp_powm example
<?php
$pow1 = gmp_powm("2", "31", "2147483649");
echo gmp_strval($pow1) . "\n";
?>
The above example will output: