How to remove spaces from a string in JavaScript

In this Article we will go through how to remove spaces from a string only using single line of code in JavaScript. This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => Arrow Function.

Let's define this short function:

const removeSpaces = str => str.replace(/\s/g, '');

removeSpaces('hel lo wor ld');      // 'helloworld'