指标主要功能是绘制近期价格区间的高低点，并在此基础上划分多个关键支撑与阻力位，采用常见的黄金分割比例进行水平线标记。这些分位线有助于观察价格在回调或反弹过程中可能遇到的支撑或压力位置。操作上，投资者可结合价格接近这些分位时的走势反应，辅助判断短期买卖时机或设置止盈止损点。
今日:=150;
昨日:=3;
高:REF(HHV(H,今日),昨日),DOTLINE,COLOR00B2FF;
低:REF(LLV(L,今日),昨日),DOTLINE,COLORBLUE;
高1:高-(高-低)*0.191,DOTLINE,COLORRED;
高2:高-(高-低)*0.382,DOTLINE,COLORGREEN;
中线:高-(高-低)*0.5,DOTLINE,COLORWHITE;
底2:高-(高-低)*0.618,DOTLINE,COLORMAGENTA;
底1:高-(高-低)*0.809,DOTLINE,COLORYELLOW;
顶:=REFDATE(高,DATE),DOTLINE,COLORRED;
底:=REFDATE(低,DATE),DOTLINE,COLORRED;
DRAWTEXT(CURRBARSCOUNT=1,高,'高'),COLORRED;
DRAWTEXT(CURRBARSCOUNT=1,高1,'【高1】'),COLORRED;
DRAWTEXT(CURRBARSCOUNT=1,高2,'【高2】'),COLORGREEN;
DRAWTEXT(CURRBARSCOUNT=1,中线,'【中】'),COLORWHITE;
DRAWTEXT(CURRBARSCOUNT=1,底2,'【底2】'),COLORMAGENTA;
DRAWTEXT(CURRBARSCOUNT=1,底1,'【底1】'),COLORYELLOW;
DRAWTEXT(CURRBARSCOUNT=1,低,'底'),COLORGREEN;
