(PHP 4 >= 4.0.4, PHP 5)
Calculate (base raised into power exp) modulo mod. If exp is negative, result is undefined.
base
exp
mod
Пример 1. gmp_powm() example
<?php $pow1 = gmp_powm("2", "31", "2147483649"); echo gmp_strval($pow1) . "\n"; ?>
The printout of the above program will be:
2147483648
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gmp_pow