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StockDtOpen
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简述
打开跌停的次数
计算开始时间到截止时间内,当发生跌停,并且时间大于tradetime分钟后价格上升的计为打开跌停1次,计算这段时间打开跌停的次数。
其中,跌停的计量:区间时间点的收盘= 当天的跌停价
定义
StockDtOpen(BegTTime: TDateTime,EndTTime: TDateTime, tradetime:integer):Integer
参数
名称
类型
说明
BegTTime
DateTime
开始时间
EndTTime
DateTime
截止时间
tradetime
real
跌停持续最短时间
范例
//返回SZ000002(万科A)从20150119 13:00:00 到20150119 15:00:00区间跌停次数
setsysparam(pn_stock(),'SZ000002');
BegTTime:= 20150119T+strtodatetime('13:00:00');
EndTTime:= 20150119T+strtodatetime('15:00:00');
t:=stockdtopen(BegTTime, EndTTime,2);
return t; //返回:2
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