1function drawLine(p1, p2, varargin) 2%DRAWLINE Draws a line from point p1 to point p2 3% DRAWLINE(p1, p2) Draws a line from point p1 to point p2 and holds the 4% current figure 5 6plot([p1(1) p2(1)], [p1(2) p2(2)], varargin{:}); 7 8end 9