进出短线选股指标（简要说明、源码、附图）

向上红箭头买进，向下绿箭头卖出。

WR1:=110*(HHV(HIGH,20)-EMA(C,5))/(HHV(HIGH,20)-LLV(LOW,20));
WR2:=110*(HHV(HIGH,5)-EMA(C,1))/(HHV(HIGH,5)-LLV(LOW,5));
G:=BARSLAST(CROSS(WR1,WR2))/2+49;
XG1:=WR2>G;
XG2:=G>WR2;
选股:CROSS(XG2,XG1);

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