Lodash _.constant() Method
Lodash is a JavaScript library that works on the top of underscore.js. Lodash helps in working with arrays, strings, objects, numbers, etc. The _.constant method is used to create a function that returns value.
Syntax:
_.constant(value)
Parameters: This method accepts one parameter as mentioned above and described below:
- value: The value to return from the new function.
Return Value: [Function] It returns the new constant function.
Example 1:
javascript
const _ = require("lodash");
let gfg = _.times(3, _.constant({ 'geeks' : 3 }));
console.log(gfg);
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Note: Here, const _ = require(‘lodash’) is used to import the lodash library in the file.
Output:
[Object {geeks: 3}, Object {geeks: 3}, Object {geeks: 3}]
Example 2:
javascript
const _ = require("lodash");
let obj = _.times(2, _.constant({ 'a' : 5 }));
let gfg = console.log(obj[0] === obj[1] )
console.log(gfg);
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Note: Here, const _ = require(‘lodash’) is used to import the lodash library in the file.
Output:
true
Last Updated :
20 Apr, 2022
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