Re: Calculations

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At 6:26 PM +0100 6/27/06, Alex Major wrote:
>Hi there list.
>Thanks for your help with my other questions.
>
>I was carrying on working through, and stumbled across a problem when trying
>to times something by the 'power' of something. By this I mean..in maths you
>can write 3 * (2 ^ 3), the answer to which would be 24. (as 2 ^ 3 = 8).
>
>The reason that I need this, is because I'm trying to double a variable x
>amount of times (x is set by another variable).
>
>For example my code is:
>
>$cost = $farm_cost * (2 ^ $farm_level);
>
>Any ideas how I would go about changing my calculation, as php dosn't seem
>to recognise ^ meaning 'to the power of'.
>
>Regards,
>Alex.


Try:

pow(2,3)  //8

$cost = $farm_cost * (pow(2,$farm_level));

tedd
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