- BackboneJS Tutorial
- BackboneJS - Home
- BackboneJS - Overview
- BackboneJS - Environment Setup
- BackboneJS - Applications
- BackboneJS - Events
- BackboneJS - Model
- BackboneJS - Collection
- BackboneJS - Router
- BackboneJS - History
- BackboneJS - Sync
- BackboneJS - View
- BackboneJS - Utility
- BackboneJS Useful Resources
- BackboneJS - Quick Guide
- BackboneJS - Resources
- BackboneJS - Discussion
BackboneJS - Model Clear
Description
It removes all the attributes, including the id attribute from a backbone model.
Syntax
model.clear(options)
Parameters
options − It defines the parameters used like the id, name, etc., when they are removing from the model.
Example
<!DOCTYPE html> <html> <head> <title> Model 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> <script type = "text/javascript"> var Model = Backbone.Model.extend(); var model = new Model({name:"TutorialsPoint", id:1}); document.write("<b>Before using clear, name: </b>", model.get('name')); document.write("<b>Before using clear, id: </b>", model.get('id')); document.write("<br>"); model.clear(); document.write("<b>After using clear, name:</b> ", model.get('name')); document.write("<b>After using clear, id: </b>", model.get('id')); </script> </head> <body></body> </html>
Output
Let us carry out the following steps to see how the above code works −
Save the above code in the clear.htm file.
Open this HTML file in a browser.
backbonejs_model.htm
Advertisements