指标主要用于捕捉强势股在首个涨停板后的持续上涨机会。其核心逻辑是识别放量涨停且收盘价等于最高价的股票，并过滤掉近期重复信号，确保选取的是经过时间沉淀后的“首板”形态。当条件满足时，指标会在副图发出红黄柱状提示并标注“首板续势”。
操作策略上，投资者可在信号出现当日或次日关注该股，若股价维持强势且不破关键支撑位，可视为短线介入点，博取涨停后的惯性冲高收益。需注意结合大盘环境及个股基本面，严格设置止损。
{主图源码如下}
HG:=CLOSE/REF(CLOSE,1)>1.07 AND CLOSE=HIGH AND BETWEEN(FORCAST(VOL,4),0.2*FORCAST(VOL,12),2.1*FORCAST(VOL,12));
HG1:=FILTER(HG,28);
XG:=REF(HG1,1)=1;
MA5:MA(C,5),COLORWHITE,LINETHICK2;
MA10:MA(C,10),COLORYELLOW,LINETHICK2;
MA20:MA(C,20),COLORMAGENTA,LINETHICK2;
MA60:MA(C,60),COLORGREEN,LINETHICK2;
DRAWICON(XG,L*1.02,25);
DRAWTEXT(XG,L*1.01,'首板续势'),COLORYELLOW;
{副图源码如下}
HG:=CLOSE/REF(CLOSE,1)>1.07 AND CLOSE=HIGH AND BETWEEN(FORCAST(VOL,4),0.2*FORCAST(VOL,12),2.1*FORCAST(VOL,12));
HG1:=FILTER(HG,28);
XG:=REF(HG1,1)=1;
STICKLINE(XG,0,22,3,0),COLORRED;
STICKLINE(XG,0,10,2,0),COLORYELLOW;
DRAWTEXT(XG,15,'首板续势'),COLORYELLOW;
{选股源码如下}
HG:=CLOSE/REF(CLOSE,1)>1.07 AND CLOSE=HIGH AND BETWEEN(FORCAST(VOL,4),0.2*FORCAST(VOL,12),2.1*FORCAST(VOL,12));
HG1:=FILTER(HG,28);
续势:REF(HG1,1)=1;
