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However when multiple model objects are submitted this assumption is no longer true.So, in this article we'll create the MVC application in Visual Studio 2013. Using Fiddler, I can see the post back to the server when I click update, and it is passing back (in the post) the updates to the multiple objectives listed - I just can't figure out how to loop through the returned object, to save each one to the database (I'm not sure what a collection is, or if it's required, given the data is being posted back)??This example, and the explanation that go with it, do something that sadly few tutorials haven't done - emphasize the fact that you have to use a for loop (not a foreach) and give an explicit index to each element in the html-list that is generated in order for it to get picked up properly by the controller. We can show an editable grid of data to the user and the user can easily edit multiple records.

For many-to-many relationships, the Entity Framework doesn't expose the join table directly, so you add and remove entities to and from the appropriate navigation properties.

Updating Multiple Records using SQL Update and the Where/In Clause with Checkboxes There may be instances where one wants to update a field value for a large, select group of records.

Assumptions: Step 1: Building the Form In the following example, I will assign students to classroom groups.

The whole table (all records are splitted in many web forms) it means page 1 contains 1-6 records to update, page 2 contains 7-10 records to update.

I want to update some of those records at once that is when Save buttons is clicked then the few records must be updated.

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