Gridview rowupdating validation

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You will also notice that when you loose focus from the control the validation control event will be fired.

This is because the validation controls have a property "Enable Client Script" which means that the validation will be fired on the client side first and then on the server side. Validate does not occur then no validation will be fired.

If you put the Required Field Validator in any Item Template or any other Template supported by Grid View you will recieve an error saying that Grid View is unable to find the control to validate.

I have done the same thing with the Drop Down List.

NET 2.0 Grid View control allows us to quickly edit and delete records.

However, most of the real world cases call for validating the data being edited or deleted. Drag and drop an SQL Data Source control on the web form.The "Description" and "Choose" columns are template columns.The Grid View looks something like this: If you carefully read the HTML code of the Grid View which I have posted above then you will notice one very special thing.Inside the loop, a check is made to find whether the Cell contains a Text Box control. Net Question Answer site, specially started to allow visitors of this site ask their doubts and queries. Just click the Ask Now button and ask your question now.If the Cell contains Text Box control, then the Text Box is assigned an ID and a dynamic Required Field Validator is added to the Cell. Now you can ask questions directly to me on my new site ASPForums. The control is extremely easy to use and also exposes design time features.In this article I will discuss some of the features of the Export Button and how it benefits the developer.Since the Drop Down List is in the Item Template of the Grid View control so I placed the Required Field Validator inside the Item Template right beneath the Drop Down List control.It is a common scenario that you want the first item of the Drop Down List to be some message saying "Please select an item". protected void Grid View1_Row Updating(object sender, Grid View Update Event Args e) { double A1; double A2; A1 = Convert. In this article I will show you that how you can validate the controls which are inside the Grid View control.


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