dan wrote:
> Hey again,
>
> I want to be able to check if a string contains only a number, no
> letters, etc. I have this procedure:
>
> if ($numexs =~ /[0-9]/{
> # do something
> }
>
> which doesn't do what I want it to do, I want it to do more or less
> this: if ($numexs contains anything other than numbers) {
> # do something
> }
>
> All help much appreciated.
>
> Dan
if ( $numexs =~ /^[-+]{0,1}\d+\.{0,1}\d{0,}/ ) {
# a number of format: nnn, -nnn, +nnn, -nn.nnn, etc)
}else {
# not a number
}
Wags ;)
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