So here I go with my example:protected void Grid View1_Row Updating(object sender, Grid View Update Event Args e) and the debugger says: Exception Details: System.
Nor does it represent the opinion of my dog, because I don’t have one.
Now let’s create a method for executing the Update or Insert.
Six of those paramaters basically comes from the Text Box values that were entered in the page.
Invalid Cast Exception: Unable to cast object of type 'System.
we already discussed about 3 – tier architecture layers Presentation Layer, Business Logic Layer and Data Access Layer.
Contol)Text; it werk just Fine any comment and thx for the code Instead of adding a Customer ID to your table and later pulling the text to get the ID number, a more reliable way to do it is to add a Data Key Names field to the grid example in the page: You can then access this information at any time with the following in code: Grid View1.
Debugger Inside Grid View Row Updating Event " data-medium-file="https://taditdash.files.wordpress.com/2014/06/debugger-inside-gridview-rowupdating-event.png? w=300" data-large-file="https://taditdash.files.wordpress.com/2014/06/debugger-inside-gridview-rowupdating-event.png? w=800&h=359 800w, https://taditdash.files.wordpress.com/2014/06/debugger-inside-gridview-rowupdating-event.png? w=150&h=67 150w, https://taditdash.files.wordpress.com/2014/06/debugger-inside-gridview-rowupdating-event.png? w=300&h=135 300w, https://taditdash.files.wordpress.com/2014/06/debugger-inside-gridview-rowupdating-event.png? w=768&h=345 768w, https://taditdash.files.wordpress.com/2014/06/864w" sizes="(max-width: 800px) 100vw, 800px" /Grid View on Browser " data-medium-file="https://taditdash.files.wordpress.com/2014/06/gridview-on-browser.png? w=230" data-large-file="https://taditdash.files.wordpress.com/2014/06/gridview-on-browser.png? w=150 150w" sizes="(max-width: 230px) 100vw, 230px" /Grid View Cell Showing Updated Value " data-medium-file="https://taditdash.files.wordpress.com/2014/06/gridview-cell-showing-updated-value.png? w=300" data-large-file="https://taditdash.files.wordpress.com/2014/06/gridview-cell-showing-updated-value.png? w=150 150w, https://taditdash.files.wordpress.com/2014/06/gridview-cell-showing-updated-value.png? w=300 300w" sizes="(max-width: 416px) 100vw, 416px" /Event. Save all or press "Ctrl S" and hit "F5" to run the page, the page will look as in the following image: Click on "Edit the Grid View", it will display Textboxes in each cell as in the following image: Edit the value(s) here and click on the Update link, it will update all the data or to remove it click on the "Delete" link above the image shown.One note will be helpful for you, while describing Columns in Grid View if you are using a boundfield then create objects of the control using cells[index] in the rowupdateing event of Grid View, but if you are using controls itself like Label or textboxes etc then use Fincontrol("stringid").I have a project that I coppied the above code into.Data Keys[Row Index]["Customer ID"]in the Update event it would be something like:int Customer ID = Convert. Every one can use it to compare the new value with old ones.After searching long and hard I found a great article that solved my issue.(Note, in the gridview the One strange thing that I've noticed that makes me think it's a View State problem is that if I change the Command Name of the Update button to "Edit" that postback event does get captured in the Row Command event... before that i want just using Find control and casting and then retrieving all lot code. If values are same they could notify user to change the value(give new cell value).Format Exception: Input string was not in a correct format.In the previous article , we learned how to create a simple Grid View at runtime .