DataSource Controls :: Use FilterExpression On Three Fields While 1 Or 2 Are Blank?

Jan 20, 2011

I've been using the FilterExpression for the building of my GridView. I've built with this ability before, normally for searching for the name of an individual. However, the new project I'm working on has a small problem. I'm using an AND statement to filter the name via textbox and I'm also checking if the form was completely finished and if the form is reviewed via radio buttons.

Below is the code, but the problem is this. If any of the fields are blank (text field is left blank or the "both" is selected from the radio buttons) the form doesn't process my filter.

Is there an easy way to apply all three filters in a mix and match fashion (like no name, completed, not reviewed or any combination thereof)?

[Code]....

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