(PHP 4 >= 4.0.4, PHP 5)
gmp_pow — Raise number into power
Raise base into power exp .
The base number.
It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.
The positive power to raise the base .
The new (raised) number, as a GMP number. The case of 0^0 yields 1.
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";$pow3 = gmp_pow("2", -1); // Negative exp, generates warningecho gmp_strval($pow3) . "\n";?>
The above example will output:
2147483648 1
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