create an array of arrays javascript code example
Example 1: js array two dimensional
const matrix = new Array(5).fill(0).map(() => new Array(4).fill(0));
console.log(matrix[0][0]);
Example 2: how to create an array in javascript
let fruits = ['Apple', 'Banana']
console.log(fruits.length)
Example 3: how to create array in javascript
let array_1 = new Array(2);
arr.push("James");
arr.push("Fred");
let array_2 = ["James", "Fred"];
Example 4: javascript create 2d array
function create2DArray(rows, columns, value = (x, y) => 0) {
var array = new Array(rows);
for (var i = 0; i < rows; i++) {
array[i] = new Array(columns);
for (var j = 0; j < columns; j++) {
array[i][j] = value(i, j);
}
}
return array;
}
var array = create2DArray(2, 3, (row, column) => row + column);
console.log(array);
Example 5: javascript multidimensional array
var items = [
[1, 2],
[3, 4],
[5, 6]
];
console.log(items[0][0]);
console.log(items[0][1]);
console.log(items[1][0]);
console.log(items[1][1]);
console.log(items);