Underscore.JS - bind method

Syntax

_.bind(function, object, *arguments)

bind method helps to replace the occurence of this in a function with reference of passed object. See the below example

Example

var _ = require('underscore');

var updateMessage = function(message) {
   return this.name + ' : ' + message;
}

//Bind this with object provided
updateMessage = _.bind(updateMessage, {name: 'BinderObject'}, "Welcome");
var result = updateMessage();
console.log(result);

Save the above program in tester.js. Run the following command to execute this program.

Command

\>node tester.js

Output

BinderObject : Welcome