how to repeat the character in string in javascript code example

Example 1: js multiply string

let myString = 'test';

myString.repeat(3);		// 'testtesttest'

Example 2: js string times

let string = 'Plumbus'
let count = 3

string.repeat(count); // -> 'PlumbusPlumbusPlumbus'

Example 3: JavaScript repeat character

var a="a";
var aaa=a.repeat(3); // "aaa"