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JavaScript - fill array with default values (ES6+)
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In this article, we would like to show you how to fill array with default values in JavaScript (ES6+).
Quick solution:
// ONLINE-RUNNER:browser;
const array = Array(3).fill(0);
console.log(array); // [ 0, 0, 0 ]
Practical example
In this example, we create an array with size 5 and use fill() method to fill all its elements with 1 as default value.
// ONLINE-RUNNER:browser;
const array = Array(5).fill(1);
console.log(array); // [ 1, 1, 1, 1, 1 ]