運用例子

m1:ma(c,5); m2:ma(c,20);
w:="JJJ.w"; HB:="JJJ.HB"; LB:="JJJ.LB"; HH:"JJJ.HH",linethick0; LL:"JJJ.LL",linethick0;
x1:="JJJ.x1"; x2:="JJJ.x2";
y1:="JJJ.y1"; y2:="JJJ.y2";
drawtext(x1,H,'DH'),align0,pxup20;
drawtext(x2,L,'DL'),align0,pxdn20;
drawtext(y1,H,'KH'),align0,pxup20;
drawtext(y2,L,'KL'),align0,pxdn20;
partline(w>0,HH); partline(w>0,LL);

可簡單的從這裡推出此高前高此低前低...等