Sharepoint 2016 itemupdating save conflict
Below is my code for the Item Updating event receiver.Either you make a HTTP/301 redirect and then it's a new page load, or you make the client go with Java Script and then the browser may reload the page.The official way of doing this is that you create a list definition and customize the list template. This article explains the technique: To attach a custom control for editing of a specific contenttype, you add an Xml Documents section to your Content Type definition.Advantages of this model is that you do not have deal with i Frame implementations and functionalities can be fully responsive, where needed.Also implementation of the capabilities is much simpler when your Java Script is directly embedded to the page rendering logic without additional complexity.
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In an Share Point Add-in model scenario, event receivers are created outside of Share Point inside a web service and registered with Share Point.