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Backbone.js collection.sync()

It is used to maintain the state of a collection to the server. It can be overridden for custom behavior.

Syntax:

---

Parameter explanation:

method: It represents the CRUD operations: create, read, update and delete.

collection: It contains set of models to save the data in the collection.

options: It is used to display success or error message depending on the method succeeded.

Let’s take an example.

See this example: