This example shows the use of the EditValidateRegExp property.
If you submit the Add form, a Javascript error message will arise, to advise you that UnitsInStock does not contain an integer (numbers from 0 to 9999 are allowed).
Add a new record

Field New record
ProductName
UnitsInStock
Cancel

This is the code implementing the example:
<!--#include file="VBSdb/inc.asp"-->
<%
   VbsDbNew objVbsDb
   objVbsDb( "MdbPath" ) = "data/nwind.mdb"
   objVbsDb( "Sql" ) = "select ProductId,ProductName,UnitsInStock from Products"
   objVbsDb( "GridFields" ) = "ProductName"
   objVbsDb( "ViewNavigationButtons" ) = "first;next;prev;last;search;add;update"
   objVbsDb( "GlobalStartScreen" ) = "Add"
   objVbsDb( "EditTableName" ) = "Products"
   objVbsDb( "EditKeyFields" ) = "ProductId"
   objVbsDb( "EditFields" ) = "ProductName;UnitsInStock"
   objVbsDb( "EditAddFieldDefaults" ) = "ProductName|myProduct;UnitsInStock|2a2;"
   objVbsDb( "EditValidateRequiredFields" ) = "ProductName|ProductName is required"
   objVbsDb( "EditValidateRegExp" ) = "UnitsInStock|[0-9]{1,4}|UnitsInStock is not an integer!"
%>
This demonstrative program connects to Nwind.mdb, the well known Microsoft Access sample database: the names of companies, products, people, characters, and/or data mentioned herein are fictious and are in no way intended to represent any real individual, company, product, or event. To download a copy of Nwind.mdb, please visit Microsoft's site.