Floor函数示例
Floor函数用于返回不大于浮点参数值的最大整数。
比如在介绍SQLite日期转换时，用到的表达式中即嵌套了Floor函数。具体如下：
{DateAdd("s", (FGC_CreateDate- Floor(FGC_CreateDate) )*24*60*60, DateAdd("d", Floor(FGC_CreateDate) ,"1899-12-30") )}
表达式中使用Floor函数来获取到字段的整数部分，即“天”。然后再进行进一步的计算处理。
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Floor函数用于返回不大于浮点参数值的最大整数。
比如在介绍SQLite日期转换时，用到的表达式中即嵌套了Floor函数。具体如下：
{DateAdd("s", (FGC_CreateDate- Floor(FGC_CreateDate) )*24*60*60, DateAdd("d", Floor(FGC_CreateDate) ,"1899-12-30") )}
表达式中使用Floor函数来获取到字段的整数部分，即“天”。然后再进行进一步的计算处理。