Sometimes, we want to easily create empty matrices with JavaScript.
In this article, we’ll look at how to easily create empty matrices with JavaScript.
How to easily create empty matrices with JavaScript?
To easily create empty matrices with JavaScript, we can use the array fill
method.
For instance, we write
const matrix = Array(9).fill(Array(9));
to create an array with length 9 with the Array
function.
Then we call fill
with another empty array with 9 empty entries.
As a result, we get a 9×9 2d array returned.
Conclusion
To easily create empty matrices with JavaScript, we can use the array fill
method.