[Phpwm] unsigning a numeric variable

[Jake Stride]

Phil Beynon wrote:
> Is there a quicker functional way to unsign a numeric variable, apart from
> squaring it then taking the square root of the resultant?
>
> $startingval = -99999999;
> echo $startingval . "<br>";
> echo sqrt($startingval * $startingval);
>
>
>   
Is this what you are looking for:

http://uk.php.net/manual/en/function.abs.php

or have I missed the point?

Thanks

Jake
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