let chunked = [[1,2,3], [4,5,6], [7,8,9]]; for(let i = 0; i < chunked.length; i++) { for(let j = 0; j < chunked[i].length; j++) { console.log(chunked[i][j]); } }
//2-dimensional(nested) array var array = [[0,2,3,7,2,2,1],[1,2,6,3,7,0,3]]