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FLAVIO COPES
flaviocopes.com
2026

How to initialize a new array with values in JavaScript

By Flavio Copes

Learn how to initialize a new JavaScript array of a given length filled with the same value, using the Array() constructor with the ES6 fill() method.

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Simple solution:

Array(12).fill(0)

fill() is a new method introduced in ES6.

Tagged: JavaScript ยท All topics
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