Gridview rowupdating change value
the good old problem of getting the data from the row that is being currently edited within a Grid View. Accessing the "Controls": This method gets you access to the control in the Grid View, which might be useful based on what you are doing.Obviously the simplest method is to use Data Key Names on the Grid View and then you should have the data in your Grid View Update Event Args as part of e. (In the following example, I cast to a Check Box as I know I have a checkbox at the col Index You Are Interested In - you should cast to whatever control you have in that column).This event is often used to cancel the updating operation.Follow this link for more details --While this link may answer the question, it is better to include the essential parts of the answer here and provide the link for reference. In my case this was happening because I was binding to a List of custom objects.Note A common mistake that a lot of people do is that they perform a databind each and every-time the Page_Load method is called.
There are multiple ways in which one can get the data from the current row that is being edited in a Grid View. Using "Extract Values From Cell": This is an easy way to get all the values from the current row.Since you are not using the datasource controls(which is a good thing), the Old Values and New Values collections will not be populated automatically. So, here is some sample code that I use, and maybe it will help you: This goes in your Row Updating event Dim cell As Data Control Field Cell = Nothing 'This type will change if you are using Bound Fields 'The collection(s) have to be populated for EACH cell. So that when the user pushes the endtime of a program, he/she will have to shift the starttime of the program that comes next.I tried your code but I was not able to make it work.
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i have a problem with this code which i used it before and it really works.