砸锅卖田等的选股公式

编写要求：

要求：当砸锅卖田等的信号出现时候能预警 Var2:=REF(LOW,1); Var3:=SMA(ABS(LOW-Var2),3,1)/SMA(MAX(LOW-Var2,0),3,1)*100; Var4:=EMA(IF(CLOSE*1.2,Var3*10,Var3/10),3); Var5:=LLV(LOW,38); Var6:=HHV(Var4,38); Var7:=IF(LLV(LOW,90),1,0); Var8:=EMA(IF(LOW=ref(趋势线,1)) or (ref(cross(-30,趋势线),1) and cross(趋势线,-30)) or 趋势线=-30; drawtext(aa,500,'砸锅卖田买'),coloryellow; 砸锅卖田买:if(aa,500,-30),coloryellow; bb:=((ref(趋势线,1)-25) and 趋势线>=ref(趋势线,1)) or (ref(cross(-20,趋势线),1) and cross(趋势线,-20)); drawtext(bb,300,'见底信号'),colorred; 见底信号:if(bb,300,-20),colorred; cc:=((ref(趋势线,1)-30) and 趋势线>=ref(趋势线,1)) or (ref(cross(-25,趋势线),1) and cross(趋势线,-25)); drawtext(cc,400,'莫错失机会'),color00ff00; 莫错失机会:if(cc,400,-25),color00ff00; 底部快显:if(cross(-20,趋势线),100,-20),linethick2,colorf0f000; drawtext(cross(-20,趋势线),120,'★'),colorf0f000; 机会来临:if(cross(-25,趋势线),150,-25),linethick2,colorf00ff0; drawtext(cross(-25,趋势线),170,'★'),colorf00ff0; 砸锅卖田等:if(cross(-30,趋势线),200,-30),linethick2,colorwhite; drawtext(cross(-30,趋势线),220,'★'),colorwhite; {见底信号:-20,colorred,pointdot; {莫要错失机会:-25,colorlime,pointdot; {砸锅卖田等着你:-30,coloryellow,pointdot;}

股票网解答：

趋势线:(CLOSE-MA(CLOSE,40))/MA(CLOSE,40)*100;
砸锅卖田等:cross(-30,趋势线);