//Array 2d Dart
int row = 3;
int col = 4;
var twoDList = List.generate(row, (i) => List(col), growable: false);
//For fill;
twoDList[0][1] = "deneme";
print(twoDList);
// [[null, deneme, null, null], [null, null, null, null], [null, null, null, null]]