这个指标提示有未来函数，如何找到并去除未来函数，还有我一使用就提示“两个操作数不可以为空，某个变量或函数未返回数据”什么意思，如何解决？？？　[文华财经]

DIF:EMA(CLOSE,8)-EMA(CLOSE,13),COLORRED,LINETHICK2;
DEA:EMA(DIF,9),COLORWHITE,LINETHICK2;
持仓段:=0,COLOR00CFFF;
空仓段:=0,COLORFFCCFF;
STICKLINE(DIF>DEA,-0.5,-0.6,10,1),COLOR00CFFF;
STICKLINE(DIF<DEA,-0.5,-0.6,10,1),COLORFFCCFF;
MACD:(DIF-DEA)*2,COLORSTICK;
STICKLINE(((MACD<REF(MACD,1)) AND (MACD>0)),0,MACD,1,0),COLORLIGHTBLUE,LINETHICK2;
STICKLINE(((MACD>REF(MACD,1)) AND (MACD<0)),0,MACD,1,0),COLORFF00FF,LINETHICK2;
建仓:IF(DIF<0,DIF,0),COLORYELLOW,LINETHICK2;
加仓:IF(DIF<0,0,DIF),COLORRED,LINETHICK2;
白线破仓:IF(DIF<DEA,DIF,DEA),COLORWHITE,LINETHICK2;
趋势强弱:IF(DIF>DEA,DEA,DEA),COLORFF937F,LINETHICK2;

AA:=COUNT(CROSS(DIF,DEA),BARSLAST(DEA>=0));
二次金叉:=CROSS(DIF,DEA) AND DEA<0 AND COUNT(AA=2,21)=1;
DRAWTEXT(二次金叉,0.2,' 二次金叉'),COLORYELLOW;
A1:=BARSLAST(REF(CROSS(DIF,DEA),1));
底背离:=REF(CLOSE,A1+1)>CLOSE AND DIF>REF(DIF,A1+1) AND CROSS(DIF,DEA);
STICKLINE(底背离,0,0.03,6,0),COLOR00FF00;
底背:DRAWLINE(A1=0,DEA,底背离,DEA,0),COLORRED,LINETHICK4;
DRAWTEXT(底背离,0.12,' 底背离'),COLORFF00FF;
A2:=BARSLAST(REF(CROSS(DEA,DIF),1));
顶背离:=REF(CLOSE,A2+1)<CLOSE AND REF(DIF,A2+1)>DIF AND CROSS(DEA,DIF);
顶背:DRAWLINE(A2=0,DEA,顶背离,DEA,0),COLORGREEN,LINETHICK4;

 上述模型中没有使用到未来函数，提示错误是因为划线函数不能定义变量，为您修改如下：

DIF:EMA(CLOSE,8)-EMA(CLOSE,13),COLORRED,LINETHICK2;
DEA:EMA(DIF,9),COLORWHITE,LINETHICK2;
持仓段:=0,COLOR00CFFF;
空仓段:=0,COLORFFCCFF;
STICKLINE(DIF>DEA,-0.5,-0.6,10,1),COLOR00CFFF;
STICKLINE(DIF<DEA,-0.5,-0.6,10,1),COLORFFCCFF;
MACD:(DIF-DEA)*2,COLORSTICK;
STICKLINE(((MACD<REF(MACD,1)) AND (MACD>0)),0,MACD,1,0),COLORLIGHTBLUE,LINETHICK2;
STICKLINE(((MACD>REF(MACD,1)) AND (MACD<0)),0,MACD,1,0),COLORFF00FF,LINETHICK2;
建仓:IF(DIF<0,DIF,0),COLORYELLOW,LINETHICK2;
加仓:IF(DIF<0,0,DIF),COLORRED,LINETHICK2;
白线破仓:IF(DIF<DEA,DIF,DEA),COLORWHITE,LINETHICK2;
趋势强弱:IF(DIF>DEA,DEA,DEA),COLORFF937F,LINETHICK2;

AA:=COUNT(CROSS(DIF,DEA),BARSLAST(DEA>=0));
二次金叉:=CROSS(DIF,DEA) AND DEA<0 AND COUNT(AA=2,21)=1;
DRAWTEXT(二次金叉,0.2,' 二次金叉'),COLORYELLOW;
A1:=BARSLAST(REF(CROSS(DIF,DEA),1));
底背离:=REF(CLOSE,A1+1)>CLOSE AND DIF>REF(DIF,A1+1) AND CROSS(DIF,DEA);
STICKLINE(底背离,0,0.03,6,0),COLOR00FF00;
DRAWLINE(A1=0,DEA,底背离,DEA,0),COLORRED,LINETHICK4;
DRAWTEXT(底背离,0.12,' 底背离'),COLORFF00FF;
A2:=BARSLAST(REF(CROSS(DEA,DIF),1));
顶背离:=REF(CLOSE,A2+1)<CLOSE AND REF(DIF,A2+1)>DIF AND CROSS(DEA,DIF);
DRAWLINE(A2=0,DEA,顶背离,DEA,0),COLORGREEN,LINETHICK4;

仅供参考；

 为您修改如下

DIF:EMA(CLOSE,8)-EMA(CLOSE,13),COLORRED,LINETHICK2;
DEA:EMA(DIF,9),COLORWHITE,LINETHICK2;
持仓段:=0,COLOR00CFFF;
空仓段:=0,COLORFFCCFF;
STICKLINE(DIF>DEA,-0.5,-0.6,10,1),COLOR00CFFF;
STICKLINE(DIF<DEA,-0.5,-0.6,10,1),COLORFFCCFF;
MACD:(DIF-DEA)*2,COLORSTICK;
STICKLINE(((MACD<REF(MACD,1)) AND (MACD>0)),0,MACD,1,0),COLORLIGHTBLUE,LINETHICK2;
STICKLINE(((MACD>REF(MACD,1)) AND (MACD<0)),0,MACD,1,0),COLORFF00FF,LINETHICK2;
建仓:IF(DIF<0,DIF,0),COLORYELLOW,LINETHICK2;
加仓:IF(DIF<0,0,DIF),COLORRED,LINETHICK2;
白线破仓:IF(DIF<DEA,DIF,DEA),COLORWHITE,LINETHICK2;
趋势强弱:IF(DIF>DEA,DEA,DEA),COLORFF937F,LINETHICK2;

AA:=COUNT(CROSS(DIF,DEA),BARSLAST(DEA>=0));
二次金叉:=CROSS(DIF,DEA) AND DEA<0 AND COUNT(AA=2,21)=1;
DRAWTEXT(二次金叉,0.2,' 二次金叉'),COLORYELLOW;
A1:=BARSLAST(REF(CROSS(DIF,DEA),1));
底背离:=REF(CLOSE,A1+1)>CLOSE AND DIF>REF(DIF,A1+1) AND CROSS(DIF,DEA);
STICKLINE(底背离,0,0.03,6,0),COLOR00FF00;
DRAWLINE(A1=0,DEA,底背离,DEA,0),COLORRED,LINETHICK4;
DRAWTEXT(底背离,0.12,' 底背离'),COLORFF00FF;
A2:=BARSLAST(REF(CROSS(DEA,DIF),1));
顶背离:=REF(CLOSE,A2+1)<CLOSE AND REF(DIF,A2+1)>DIF AND CROSS(DEA,DIF);
DRAWLINE1(A2=0,DEA,顶背离,DEA,0),COLORGREEN,LINETHICK4;

仅供参考；

已经麻烦2次了，有点不好意思，但是，指标有点错乱了，我本想让指标自动显示顶底背离，并划线，现在底背离不画线，顶背离无论多远都画线，麻烦您抬手改下，可以为相邻顶底背离，并划线就可以了，再次感谢