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Posted by Al on 10/25/05 03:24
Shaun wrote:
> Hi,
>
> I am trying to create a regular expression for a width of a room, the value
> can be a whole integer (up to 999) with up to 2 decimal places -when it is
> stored in the database mysql will pad the value accordingly.
>
> /^[0-9]{1,3}.?[0-9]{0,2}?$/
>
> The only problem I have found with above is that I can enter 1.
>
> Is it possible to modify it so that I can only enter the decimal point if I
> enter at least digit after it?
>
> Also is there any difference between [0-9] and \d
>
> Thanks for your help
Try this..
^\d{1,3}($|\.\d{1,2}$)
1,2 or 3 digits followed by end OR decimal point and 1 or 2 digits and end of line.
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