這個指標提示有未來函數，如何找到并去除未來函數，還有我一使用就提示“兩個操作數不可以為空，某個變量或函數未返回數據”什么意思，如何解決？？？ [文華財經]
- 咨詢內容：
DIF:EMA(CLOSE,8)-EMA(CLOSE,13),COLORRED,LINETHICK2;
DEA:EMA(DIF,9),COLORWHITE,LINETHICK2;
持倉段:=0,COLOR00CFFF;
空倉段:=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;
建倉:IF(DIF<0,DIF,0),COLORYELLOW,LINETHICK2;
加倉:IF(DIF<0,0,DIF),COLORRED,LINETHICK2;
白線破倉:IF(DIF<DEA,DIF,DEA),COLORWHITE,LINETHICK2;
趨勢強弱: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));
底背離:=REF(CLOSE,A1+1)>CLOSE AND DIF>REF(DIF,A1+1) AND CROSS(DIF,DEA);
STICKLINE(底背離,0,0.03,6,0),COLOR00FF00;
底背:DRAWLINE(A1=0,DEA,底背離,DEA,0),COLORRED,LINETHICK4;
DRAWTEXT(底背離,0.12,' 底背離'),COLORFF00FF;
A2:=BARSLAST(REF(CROSS(DEA,DIF),1));
頂背離:=REF(CLOSE,A2+1)<CLOSE AND REF(DIF,A2+1)>DIF AND CROSS(DEA,DIF);
頂背:DRAWLINE(A2=0,DEA,頂背離,DEA,0),COLORGREEN,LINETHICK4; - 文華技術人員：
上述模型中沒有使用到未來函數，提示錯誤是因為劃線函數不能定義變量，為您修改如下：
DIF:EMA(CLOSE,8)-EMA(CLOSE,13),COLORRED,LINETHICK2;
DEA:EMA(DIF,9),COLORWHITE,LINETHICK2;
持倉段:=0,COLOR00CFFF;
空倉段:=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;
建倉:IF(DIF<0,DIF,0),COLORYELLOW,LINETHICK2;
加倉:IF(DIF<0,0,DIF),COLORRED,LINETHICK2;
白線破倉:IF(DIF<DEA,DIF,DEA),COLORWHITE,LINETHICK2;
趨勢強弱: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));
底背離:=REF(CLOSE,A1+1)>CLOSE AND DIF>REF(DIF,A1+1) AND CROSS(DIF,DEA);
STICKLINE(底背離,0,0.03,6,0),COLOR00FF00;
DRAWLINE(A1=0,DEA,底背離,DEA,0),COLORRED,LINETHICK4;
DRAWTEXT(底背離,0.12,' 底背離'),COLORFF00FF;
A2:=BARSLAST(REF(CROSS(DEA,DIF),1));
頂背離:=REF(CLOSE,A2+1)<CLOSE AND REF(DIF,A2+1)>DIF AND CROSS(DEA,DIF);
DRAWLINE(A2=0,DEA,頂背離,DEA,0),COLORGREEN,LINETHICK4;僅供參考；
- 文華客服：
非常感謝，指標可以使用了，但是以前背離會自動畫線的，現在沒了，能加上這個功能嗎
- 網友回復：
為您修改如下
DIF:EMA(CLOSE,8)-EMA(CLOSE,13),COLORRED,LINETHICK2;
DEA:EMA(DIF,9),COLORWHITE,LINETHICK2;
持倉段:=0,COLOR00CFFF;
空倉段:=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;
建倉:IF(DIF<0,DIF,0),COLORYELLOW,LINETHICK2;
加倉:IF(DIF<0,0,DIF),COLORRED,LINETHICK2;
白線破倉:IF(DIF<DEA,DIF,DEA),COLORWHITE,LINETHICK2;
趨勢強弱: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));
底背離:=REF(CLOSE,A1+1)>CLOSE AND DIF>REF(DIF,A1+1) AND CROSS(DIF,DEA);
STICKLINE(底背離,0,0.03,6,0),COLOR00FF00;
DRAWLINE(A1=0,DEA,底背離,DEA,0),COLORRED,LINETHICK4;
DRAWTEXT(底背離,0.12,' 底背離'),COLORFF00FF;
A2:=BARSLAST(REF(CROSS(DEA,DIF),1));
頂背離:=REF(CLOSE,A2+1)<CLOSE AND REF(DIF,A2+1)>DIF AND CROSS(DEA,DIF);
DRAWLINE1(A2=0,DEA,頂背離,DEA,0),COLORGREEN,LINETHICK4;僅供參考；
- 網友回復：
已經麻煩2次了，有點不好意思，但是，指標有點錯亂了，我本想讓指標自動顯示頂底背離，并劃線，現在底背離不畫線，頂背離無論多遠都畫線，麻煩您抬手改下，可以為相鄰頂底背離，并劃線就可以了，再次感謝
有思路，想編寫各種指標公式，程序化交易模型，選股公式，預警公式的朋友
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