在公式编程学习中,多周期 RSI 叠加 EMA 组合是很经典的练习方向。本文带来文华 wh6 平台的多空共振指标,融合均线平滑算法与多周期 RSI,搭配交叉图标与彩色柱体绘图,适合学习 EMA、SMA、CROSS、DRAWICON 等函数组合写法。下面附带完整源码、逻辑拆解以及调试小技巧。
1、导入公式前,补齐本地历史数据,避免曲线和图标显示异常。
2、可以自行修改 EMA、RSI 周期参数,观察绘图效果的变化。
3、切换不同周期图表加载,对比 RSI 交叉信号呈现的差异。
4、学习时拆分代码块,单独测试柱状绘图与图标绘制语句。

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基准线:0,COLORYELLOW,LINETHICK2; V1:=EMA(EMA(CLOSE,7),2)-EMA(EMA(CLOSE,21),2); V2:=EMA((0.668*REF(V1,1)+0.333*V1),1); 多头线:IF(V1>=V2,V1,V2),LINETHICK3,COLORMAGENTA; 空头线:V2,LINETHICK3,COLORGREEN; STICKLINE(V2<0 AND V2<REF(V2,1),V2*0.7,0,0.05,0),COLORBLUE; STICKLINE(V2<0 AND V2>REF(V2,1),V2*0.7,0,0.05,0),COLORGREEN; STICKLINE(V2>REF(V2,1) AND V2>0,V2*0.7,0,0.05,0),COLORRED; STICKLINE(V2<REF(V2,1) AND V2>0,V2*0.7,0,0.05,0),COLORMAGENTA; LC:=REF(CLOSE,1); RSI1:=SMA(MAX(CLOSE-LC,0),2,1)/SMA(ABS(CLOSE-LC),2,1)*100; RSI2:=SMA(MAX(CLOSE-LC,0),3,1)/SMA(ABS(CLOSE-LC),3,1)*100; RSI3:=SMA(MAX(CLOSE-LC,0),4,1)/SMA(ABS(CLOSE-LC),4,1)*100; RSI4:=SMA(MAX(CLOSE-LC,0),5,1)/SMA(ABS(CLOSE-LC),5,1)*100; RSI5:=SMA(MAX(CLOSE-LC,0),6,1)/SMA(ABS(CLOSE-LC),6,1)*100; RSI6:=SMA(MAX(CLOSE-LC,0),7,1)/SMA(ABS(CLOSE-LC),7,1)*100; RSI7:=SMA(MAX(CLOSE-LC,0),8,1)/SMA(ABS(CLOSE-LC),8,1)*100; RSI8:=SMA(MAX(CLOSE-LC,0),9,1)/SMA(ABS(CLOSE-LC),9,1)*100; RSI9:=SMA(MAX(CLOSE-LC,0),10,1)/SMA(ABS(CLOSE-LC),10,1)*100; RSI10:=SMA(MAX(CLOSE-LC,0),11,1)/SMA(ABS(CLOSE-LC),11,1)*100; RSI11:=SMA(MAX(CLOSE-LC,0),12,1)/SMA(ABS(CLOSE-LC),12,1)*100; RSI12:=SMA(MAX(CLOSE-LC,0),13,1)/SMA(ABS(CLOSE-LC),13,1)*100; RSI13:=SMA(MAX(CLOSE-LC,0),14,1)/SMA(ABS(CLOSE-LC),14,1)*100; RSI14:=SMA(MAX(CLOSE-LC,0),15,1)/SMA(ABS(CLOSE-LC),15,1)*100; RSI15:=SMA(MAX(CLOSE-LC,0),16,1)/SMA(ABS(CLOSE-LC),16,1)*100; RSI16:=SMA(MAX(CLOSE-LC,0),17,1)/SMA(ABS(CLOSE-LC),17,1)*100; RSI17:=SMA(MAX(CLOSE-LC,0),18,1)/SMA(ABS(CLOSE-LC),18,1)*100; RSI18:=SMA(MAX(CLOSE-LC,0),19,1)/SMA(ABS(CLOSE-LC),19,1)*100; RSI19:=SMA(MAX(CLOSE-LC,0),20,1)/SMA(ABS(CLOSE-LC),20,1)*100; RSI21:=SMA(MAX(CLOSE-LC,0),21,1)/SMA(ABS(CLOSE-LC),21,1)*100; 短线RSI:=(RSI1+RSI2+RSI3+RSI4+RSI5)/5,COLORWHITE; 中线RSI:=(RSI6+ RSI7+ RSI8+ RSI9+ RSI10+ RSI11+ RSI12+ RSI13+ RSI14+ RSI15+ RSI16+ RSI17+ RSI18+ RSI19+ RSI21)/15,COLORYELLOW; A:=CROSS(短线RSI,中线RSI); B:=CROSS(中线RSI,短线RSI); DRAWICON(A,空头线,4); DRAWICON(B,空头线,5);
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