InfoPath data validation using regular expressions
I found it interesting yesterday, while building an InfoPath template for SharePoint 2007, that you can use regular expression code to perform data validation the same way it’s used in an ASP.Net form, and the same way it’s done in C#. Here’s an example: In my form, I wanted to make sure the data entered conformed to a specific email address format. Normally, an email address pattern looks like this: w+([-+.’]w+)*@w+([-.]w+)*.w+([-.]w+)* This won’t work in InfoPath, there are too many…