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