Validate Date in text box

[news.tie.cl]

Hello to all, I am developing an application ASP and desire to
validate the fields of dates before jumping to consultation SQL, the dates
is entered text boxes and the idea is that been worth when losing the Focus.
How I can do that? Thanks.

 

[Ray Costanzo [MVP]]

A good starting point with be the IsDate function that is part of VB Script,
assuming you're using VB Script.

<%
If Not IsDate(Request.Form("txtDate")) Then
Response.Write "Invalid date entered. Please correct it."
Response.End
End If
%>

http://msdn.microsoft.com/library/en-us/script56/html/vsfctIsDate.asp

Ray at work