How to repeat a string in JavaScript

In this Article we will go through how to repeat 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 repeat = (str, numberOfTimes) => str.repeat(numberOfTimes);

const repeat = (str, numberOfTimes) => Array(numberOfTimes + 1).join(str);