const numbers = [ [1, 2, 3], [4, 5, 6], [7, 8, 9, 10, 11], ]; for (let i = 0; i < numbers.length; i++) { for (let j = 0; j < numbers[i].length; j++) { console.log(`Index Point [${i}, ${j}], value = ${numbers[i][j]}`); } }