The _.first() method is used to get the first element of the specified array.
Syntax:
_.first(array)
Parameters: This method accepts a single parameter as mentioned above and described below:
- array: This parameter holds an array to query.
Return Value: This method returns the first element of the array.
Example 1:
Javascript
const _ = require( 'lodash' );
console.log(_.first([5]));
console.log(_.first([2, 4, 6]));
console.log(_.first([ "gfg" , "GFG" ]));
|
Output:
5
2
gfg
Example 2:
Javascript
const _ = require( 'lodash' );
console.log(_.first([]));
|
Output:
undefined
Note: This will not work in normal JavaScript because it requires the Lodash library to be installed.