# The easiest way to plot two columns vs together

If I have two columns of data 1 and 2 col1={{1},{2},{3}}and col2={{4},{5},{6}} which each of them has 3 rows for example, what is the easiest way to plot col1 versus col2?

• ListLinePlot[Join[col1, col2, 2]] – b3m2a1 Feb 25 '19 at 9:27

col1 = {{1}, {2}, {3}} // Flatten;