//#@Fname=MACD自制 //#@comment=MACD指标说明 
//#|MACD指数平滑异同移动平均线为两条长、短的平滑平均线。 
//#|其买卖原则为: 
//#|1.DIFF、DEA均为正,DIFF向上突破DEA,买入信号参考。 
//#|2.DIFF、DEA均为负,DIFF向下跌破DEA,卖出信号参考。 
//#|3.DEA线与K线发生背离,行情可能出现反转信号。 
//#|4.分析MACD柱状线,由红变绿(正变负),卖出信号参考;由绿变红,买入信号参考。 
//#@control=DIFF:收盘价的 Param#1 天(短期)平滑移动平均值减去 Param#2 
//#|天(长期)平滑移动平均; 
//#|DEA:DIFF的 Param#3 天平滑移动平均值; 
//#|MACD:2倍的(DIFF-DEA)。 
//#| 
//#@FuncType= 
//#@style=DIFF:Line2,技术指标,1,0,1,0,30059;DEA:Line2,技术指标,1,0,1,0,30063;MACD:Line1027,技术指标,1,0,1,2,0;ZERO:Line0,0; 
//#@availperiod=2147430400 
//#@param=SHORT=5.0000000001,5.0000000001,40.0000000001,1;LONG=26.0000000001,10.0000000001,200.0000000001,1;M=5.0000000001,2.0000000001,40.0000000001,1; 
//#@isDrawCurve=1 
//#@Fdesc=MACD自制 
//#@defaultperiod=16384 
//#@coord=D 
//#@ordinate=0,0.000000;0,0.000000;4,0.000000;0,0.000000;0,0.000000;0;0,0.000000 
//#@@FUNCSPEC@=source 
DIFF : EMA(CLOSE,SHORT) - EMA(CLOSE,LONG); 
DEA  : EMA(DIFF,M); 
MACD : 2*(DIFF-DEA); 
Zero : 0; 
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