Description
resource
gmp_pow ( resource base, int exp )
Raise base into power
exp. The case of 0^0 yields
1. exp cannot be negative.
Example 1. gmp_pow() example
<?php
$pow1 = gmp_pow("2", 31);
echo gmp_strval($pow1) . "\n";
$pow2 = gmp_pow("0", 0);
echo gmp_strval($pow2) . "\n";
$pow3 = gmp_pow("2", -1); // Negative exp, generates warning
echo gmp_strval($pow3) . "\n";
?>
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The printout of the above program will be:
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