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Lodash _.fromPairs() Method

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Lodash _.fromPairs() method returns an object composed form key-value pairs. This method is the inverse of _.toPairs() method.

Syntax:

_.fromPairs(pairs);

Parameters:

  • pairs: This parameter holds the key-value pairs of an array.

Return Value:

This method returns a new object.

Example 1: In this example, we are making a pair(object) of the given array by the use of the lodash _.fromPairs() method.

javascript

const _ = require('lodash');
 
let pairs = [['x', 1], ['y', 2], ['z', 3]]
let obj = _.fromPairs(pairs);
console.log(obj)

                    

Output:

{ x: 1, y: 2, z: 3 }

Example 2: In this example, we are making a pair(object) of the given array by the use of the lodash _.fromPairs() method.

javascript

const _ = require('lodash');
 
let pairs = [['one', 1], ['two', 2], ['three', 3]]
let obj = _.fromPairs(pairs);
console.log(obj)

                    

Output:

{ one: 1, two: 2, three: 3 }

Example 3: In this example, we are making a pair(object) of the given array by the use of the lodash _.fromPairs() method.

javascript

const _ = require('lodash');
 
let pairs = [
    ['name', 'lodash'],
    ['live', 'npm'],
    ['used', 'nodejs']
]
let obj = _.fromPairs(pairs);
console.log(obj)

                    

Output:

{ name: 'lodash', live: 'npm', used: 'nodejs' }

Note: This will not work in normal JavaScript because it requires the library lodash to be installed.



Last Updated : 31 Oct, 2023
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