The Lodash _.bound() method returns function which is a property of an object by name, bound to the object made.
Syntax:
_.bound( obj, function);
Parameters: This method accepts two parameters as listed above and discussed below.
- obj: the object in which the function is defined.
- function: a function defined containing the returning logic.
Return Value: This method returns a function.
Note: To execute the below examples, you have to install the lodash-contrib library by using this command prompt and execute the following command.
npm install lodash-contrib
Below examples illustrate the Lodash _.bound() method in JavaScript:
Example 1:
Javascript
// Defining lodash contrib variable var _ = require('lodash-contrib');Â Â Â var gfgObject = { Â Â Â Â name: "neveropen", Â Â Â Â detail: "Computer science portal for neveropen", Â Â Â Â geekFunc: function() { Â Â Â Â Â Â Â Â return this.name + ": " + this.detail; Â Â Â Â } }; Â Â var gfgFunction = _.bound(gfgObject, "geekFunc"); console.log(gfgFunction()); |
Output:
neveropen: Computer science portal for neveropen
Example 2:Â
Javascript
// Defining lodash contrib variable var _ = require('lodash-contrib');Â Â Â var gfgObject = { Â Â Â Â one : 1, Â Â Â Â two : 2, Â Â Â Â geekFunc: function() { Â Â Â Â Â Â Â Â return this.one + " and " + this.two; Â Â Â Â } }; Â Â var gfgFunction = _.bound(gfgObject, "geekFunc"); console.log(gfgFunction()); |
Output:
1 and 2
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