How to use CommonJS require syntax In Javascript
In this approach, we are using CommonJS require syntax to import the compact function from the Lodash library, which is common in Node.js environments and allows us to use Lodash functions in JavaScript code.
Syntax:
const functionName = require('lodash/moduleName');
Example: The below example uses CommonJS require syntax to import a single lodash function in Javascript.
const compact = require('lodash/compact');
let arr = [null, null, 3, null, 5];
let res = compact(arr);
console.log(res);
Output:
[ 3, 5 ]
How to Import a Single Lodash Function in JavaScript ?
In JavaScript, we have to import various functions for operation, but importing a single function is also important for optimizing code and reducing unnecessary dependencies.
Below are the approaches to importing a single Lodash function in JavaScript:
Table of Content
- Using ES6 import syntax
- Using CommonJS require syntax
Run the below command before running the below code on your system:
npm i lodash
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