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StockLnZf3
复制链接
简述
对数收益率(%) = (Ln(收盘)-Ln(昨收))*100%(已复权)
定义
StockLnZf3(): Real;
参数
名称
类型
说明
返回
Real
实数
范例
//返回SZ000002(万科A)在20110907的对数收益率(%)
SetSysParam(PN_Stock(),'SZ000002');
SetSysParam(PN_Date(),inttodate(20110907));
SetSysParam(PN_Cycle(),cy_day());
return StockLnZf3();
//结果:1.49
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