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PHP : Function Reference : GMP Functions : gmp_pow

gmp_pow

Raise number into power (PHP 4 >= 4.0.4, PHP 5)
resource gmp_pow ( resource base, int exp )

Example 806. gmp_pow() example

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<?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";
?>

The above example will output:

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2147483648

1

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