bcpow

(PHP 3, PHP 4, PHP 5)

bcpow -- Raise an arbitrary precision number to another

Beskrivelse

string bcpow ( string left_operand, string right_operand [, int scale] )

Raise left_operand to the power right_operand.

Parameterliste

left_operand

The left operand, as a string.

right_operand

The right operand, as a string.

scale

This optional parameter is used to set the number of digits after the decimal place in the result. You can also set the global default scale for all functions by using bcscale().

Returneringsværdier

Returns the result as a string.

Eksempler

Eksempel 1. bcpow() example

<?php

echo bcpow('4.2', '3', 2); // 74.08

?>

Se også

bcpowmod()
bcsqrt()