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BackboneJS - Collection Parse
Description
It returns the collection's data by passing through the response object and represents the data in JSON format.
Syntax
collection.parse(response, options)
Parameters
response − It returns the array of model attributes to the collection.
options − It includes true as an option which represents data in the JSON format.
Example
<!DOCTYPE html> <html> <head> <title>Collection Example</title> <script src = "https://code.jquery.com/jquery-2.1.3.min.js" type = "text/javascript"></script> <script src = "https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.2/underscore-min.js" type = "text/javascript"></script> <script src = "https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.1.2/backbone-min.js" type = "text/javascript"></script> </head> <body> <script type = "text/javascript"> //'MyModel' is a model name and extended using the Backbone.Model class var MyModel = Backbone.Model.extend(); // The variable 'myData' contains the values which are need to be parsed in the collection var myData = { "values": [{ "fname": "Sachin", "lname": "Tendulkar", "country": "India" }] }; //'MyCollection' is a collection name var MyCollection = Backbone.Collection.extend ({ model: MyModel, //The model 'MyModel' is specified by overriding the 'model' property parse : function(response, options) { document.write(JSON.stringify(response)); } }); //The collection instance 'myCollection' extracts the values of 'myData'only if parse is set to true var mycollection = new MyCollection(myData, { parse: true }); </script> </body> </html>
Output
Let us carry out the following steps to see how the above code works −
Save the above code in the parse.htm file.
Open this HTML file in a browser.
backbonejs_collection.htm
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