for (y = 1; y <= Bottom; y++) { for (x = 1; x <= Right; x++) { str = [x,y]; str = replace(str, "A1", "name"); str = replace(str, "A2", "class"); str = replace(str, "A3", ""); str = replace(str, "A4", "mode"); str = replace(str, "", ""); str = replace(str, "", ""); [x,y] = str; } }