Underscore.JS - first method

Syntax

_.first(array, [n]) 

first method returns the first element of given array. If n is passed then n elements are returned.

Example

var _ = require('underscore');

var list = [1, 2, 3, 4, 5, 6]
//Example: get first element of a list
result = _.first(list);
console.log(result)

//Example: get first 3 elements of a list
result = _.first(list, 3);
console.log(result)

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

Command

\>node tester.js

Output

1
[ 1, 2, 3 ]