how to make a 2d array in js
let x = [
[1, 2, 3],
[4, 5, 6],
[7, 8, 9]
];
console.log(items[0][0]); // 1
console.log(items[0][1]); // 2
console.log(items[1][0]); // 4
console.log(items[1][1]); // 5
console.log(items);how to make a 2d array in js
let x = [
[1, 2, 3],
[4, 5, 6],
[7, 8, 9]
];
console.log(items[0][0]); // 1
console.log(items[0][1]); // 2
console.log(items[1][0]); // 4
console.log(items[1][1]); // 5
console.log(items);how to create 2d array in javascript
// program to create a two dimensional array
function twoDimensionArray(a, b) {
let arr = [];
// creating two dimensional array
for (let i = 0; i< a; i++) {
for(let j = 0; j< b; j++) {
arr[i] = [];
}
}
// inserting elements to array
for (let i = 0; i< a; i++) {
for(let j = 0; j< b; j++) {
arr[i][j] = j;
}
}
return arr;
}
const x = 2;
const y = 3;
const result = twoDimensionArray(x, y);
console.log(result);creating a 2d array in js
var x = new Array(10);
for (var i = 0; i < x.length; i++) {
x[i] = new Array(3);
}
console.log(x);Copyright © 2021 Codeinu
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