- UID
- 2
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- 2874604
- 威望
- 1387331 布
- 龙e币
- 1487273 刀
- 在线时间
- 13155 小时
- 注册时间
- 2009-12-3
- 最后登录
- 2024-11-24
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【布林通道(Bollinger Bands)】
- inputs:
- BollingerPrice( Close ),
- TestPriceUBand( Close ),
- TestPriceLBand( Close ),
- Length( 20 ),
- NumDevsUp( 2 ),
- NumDevsDn( -2 ),
- Displace( 0 ) ;
- variables:
- var0( 0 ),
- var1( 0 ),
- var2( 0 ),
- var3( 0 ) ;
- var0 = AverageFC( BollingerPrice, Length ) ;
- var1 = StandardDev( BollingerPrice, Length, 1 ) ;
- var3 = var0 + NumDevsUp * var1 ;
- var2 = var0 + NumDevsDn * var1 ;
- condition1 = Displace >= 0 or CurrentBar > AbsValue( Displace ) ;
- if condition1 then
- begin
- Plot1[Displace]( var3, "UpperBand" ) ;
- Plot2[Displace]( var2, "LowerBand" ) ;
- Plot3[Displace]( var0, "MidLine" ) ;
-
- if Displace <= 0 then
- begin
- condition1 = TestPriceLBand crosses over var2 ;
- if condition1 then
- Alert( "Price crossing over lower price band" )
- else
- begin
- condition1 = TestPriceUBand crosses under var3 ;
- if condition1 then
- Alert( "Price crossing under upper price band" ) ;
- end;
- end ;
- end ;
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