bcpow
(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
Example#1 bcpow() example
<?php
echo bcpow('4.2', '3', 2); // 74.08
?>