投信外資都賣超

input:TXT("僅適用日線"); setinputname(1,"使用限制");

if Barfreq <> "D" then return;

if Open < Close[1] and  Close < Close[1] and

   GetField("外資買賣超")[1]<0 and GetField("投信買賣超")[1]<0

then ret=1;