How to use repeat and split on a String In Javascript
Use the repeat method to create a string with repeated characters and then split it into an array. Convert each element as needed. This approach is simple for filling arrays with identical values.
Example:
let array = 'a'.repeat(5).split('');
console.log(array); // Output: ['a', 'a', 'a', 'a', 'a']
Output
[ 'a', 'a', 'a', 'a', 'a' ]
How to fill an array with given value in JavaScript ?
In JavaScript, an array is a collection of elements that can be of any data type. Sometimes, it is necessary to fill an array with a specific value for a given number of times. For example, an array of length 10 needs to be filled with the value 0, or an array of length 5 needs to be filled with the value “Hello”.
Approach: There are several ways to fill an array with a given value in JavaScript.