AAH:=C;YDDAAH:=AAH=REFX(H,1) OR AAH=REFX(H,2) OR AAH=REFX(H,3) OR AAH=REFX(H,4) OR AAH=REFX(H,5) OR AAH=REFX(H,6) OR AAH=REFX(H,7) OR AAH=REFX(H,8) OR AAH=REFX(H,9) OR AAH=REFX(H,10) OR AAH=REFX(H,11) OR AAH=REFX(H,12) OR AAH=REFX(H,13) OR AAH=REFX(H,14) OR AAH=REFX(H,15) OR AAH=REFX(H,16) OR AAH=REFX(H,17) OR AAH=REFX(H,18) OR AAH=REFX(H,19) OR AAH=REFX(H,20) OR AAH=REFX(H,21) OR AAH=REFX(H,22) OR AAH=REFX(H,23) OR AAH=REFX(H,24) OR AAH=REFX(H,25) OR AAH=REFX(H,26) OR AAH=REFX(H,27) OR AAH=REFX(H,28) OR AAH=REFX(H,29) OR AAH=REFX(H,30) OR AAH=REFX(H,31); AAH=REFX(H,32) OR AAH=REFX(H,33) OR AAH=REFX(H,34) OR AAH=REFX(H,35) OR AAH=REFX(H,36) OR AAH=REFX(H,37) OR AAH=REFX(H,38) OR AAH=REFX(H,39) OR AAH=REFX(H,40) OR AAH=REFX(H,41) OR AAH=REFX(H,42)OR AAH=REFX(H,43) OR AAH=REFX(H,44) OR AAH=REFX(H,45) OR AAH=REFX(H,46) OR AAH=REFX(H,47)OR AAH=REFX(H,48) OR AAH=REFX(H,49) OR AAH=REFX(H,50) OR AAH=REFX(H,51) OR AAH=REFX(H,52)OR AAH=REFX(H,53) OR AAH=REFX(H,54) OR AAH=REFX(H,55); AAH=REFX(H,56) OR AAH=REFX(H,57)OR AAH=REFX(H,58);EDDAAH:=BARSLAST(YDDAAH)>0 AND REF(AAH,BARSLAST(YDDAAH));TJAAH:DRAWLINE(YDDAAH AND CURRBARSCOUNT

VAR1:=EMA(C,14);

VAR2:=EMA(C,25);

XG:CROSS(VAR1,VAR2);

(這樣即可。最後一個符號有誤，且選股不能輸出。並有一些小累贅，已修改。）

你可以先看一看，系統給出的公式是如何編寫的，每一個函式指標都會給出使用的方法，看懂了系統公式，就可以自己試著編自己的公式了。

呵呵，這個不知道，不過其實程式設計沒有你想的那麼難。自己試一試。