y_gr_twline.hlp

是一个经济学管理应用软件 很难找的 但是经济学学生又必须用到

{smcl}
{p 0 4}
{help contents:Top}
> {help y_graphics:Graphics}
> {help y_gr_draw:Graph types}
> {help y_gr_twoway:Twoway graphs}
{bind:> {bf:Line plots}}
{p_end}
{hline}

{title:Help file listings}

{p 4 8 4}
{bf:{help line:Line plots}}{break}
    points are connected and the point markers are not displayed

{p 4 8 4}
{bf:{help twoway_connected:Connected-line plots}}{break}
    points are connected and the point markers are displayed

{p 4 8 4}
{bf:{help twoway_area:Line plots with area shading}}{break}
    shade the area under the connected line

{hline}