金银线趋势指标 (源码)

金线:EMA((CLOSE-VAR3)/(VAR4-VAR3)*100,13),COLORRED;
银线:EMA(0.618* REF(金线,1)+0.382*金线,3),COLORYELLOW;
安全线:20,COLORGREEN;
平衡线:50,COLORWHITE;
风险线:80,COLORRED;