[thelist] validation expression help

[Joe Ngo]

to allow 1 or 2:
"\d{1,2}/\d{1,2}/\d{4}"

to further limit the month to (0)1 - 12, and days to 1 - 31:
"(0+[1-9]|1[12])/(0+[1-9]|[12]\d|3[01])/\d{4}"

On Wed, 29 Dec 2004 18:51:08 -0600, Casey Crookston
<casey at thecrookstons.com> wrote:
> I need to use a Validation Expression to make sure a date is entered
> correctly.
> 
> ValidationExpression="\d{2}/\d{2}/\d{4}"
> 
> That works unless the date is something like 1/1/2004.
> 
> ValidationExpression="\d{1}/\d{1}/\d{4}"
> 
> That works unless the date is something like 10/10/2004.
> 
> How do you build an option into the expression to allow 1 or 2 numbers?
> 
> Thanks, Casey
> 
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