JSFiddle - React, Tailwind, and code Playground

by Alexander

JavaScript

console.clear();

const createMatrix = (size, fillValue = Infinity) => 
	new Array(size).fill(new Array(size).fill(fillValue));


const matrix = createMatrix(5, 10);

console.log(matrix[2][2]);
matrix[2][2] = 100500;

console.table(matrix);