Backbone.js model.previousAttributes()The Backbone.js PreviousAttributes model returns the model's previous attributes before the last change event. It is used to get the difference between the versions of a model, or restore the previous attributes after an error occurs. Syntax: Let's take an example. See this example: Test it NowOutput: Save the above code in previousattributes.html file and open this file in a new browser. Next TopicBackbone.js Collection |