bcpow

(PHP 3, PHP 4, PHP 5)

bcpow -- Raise an arbitrary precision number to another

Description

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

Raise left_operand to the power right_operand.

Parameters

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().

Return Values

Returns the result as a string.

Examples

Example 1. bcpow() example

<?php

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

?>

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