SpecifierLine Style
- Solid line (default)
-- Dashed line
:Dotted line
-.Dash-dot line
SpecifierColor
r Red
g Green
b Blue
c Cyan
m Magenta
y Yellow
k Black
w White
[A,H1,H2]=plotyy(t,[y1,y2],t,[y3,y4]);
set(H1,'LineStyle','--','Color','g')
set(H2,'LineStyle',':','Color','m')