The Backbone.js id model is used to identify the unique identifier in a model. We can set it manually and later it is stored in a server.
Syntax:
Backbone.Model.id
Parameters: It does not accept any parameter.
Using the CDN Link: A content delivery network is a network that serves files to users. Here are the CDNs for Backbone.js
<script src=”https://code.jquery.com/jquery-2.1.3.min.js” type=”text/javascript”></script>
<script src=”http://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.3.3/underscore-min.js” type=”text/javascript”></script> <script src=”http://cdnjs.cloudflare.com/ajax/libs/backbone.js/0.9.2/backbone-min.js” type=”text/javascript”></script>
Example 1: This example specifies the bookid as a unique identifier in the book model.
HTML
<!DOCTYPE html> <html> <head> type="text/javascript"></script> <script src= type="text/javascript"></script> <script src= type="text/javascript"></script> <script type="text/javascript"> var Books = Backbone.Model.extend(); var book = new Books({ bookid: 23, price: 678, book_name: 'php' }); document.write("ID: ", book.get('bookid')); </script> </head> <body></body> </html> |
Output:
ID: 23
Example 2: This example specifies the book_name as a unique identifier in the book model.
HTML
<!DOCTYPE html> <html> <head> type="text/javascript"></script> <script src= type="text/javascript"></script> <script src= type="text/javascript"></script> <script type="text/javascript"> var Books = Backbone.Model.extend(); var book = new Books({ bookid: 23, price: 678, book_name: 'php' }); document.write("Name: ", book.get('book_name')); </script> </head> <body></body> </html> |
Output:
Name: php
