zslPeriodDiff: Compute the zsl Change of a Period

Description Usage Arguments

Description

The input are the days of the beginning and end of the period, then obtain the change of zsl of this period, that is the difference between the first day and last day's data. Also, the result provides the days of the period for each code.

Usage

1
zslPeriodDiff(day1, day2, ch, scale = 0, period = 30L)

Arguments

day1

the start of the period, Date object of like "YYYY-MM-DD"

day2

the end of the period, Date object of like "YYYY-MM-DD"

ch

RODBC connection object

scale

the scale of the change, default is 0, that's meaning it does not work, see the details of


baixueyuan/zsl documentation built on May 11, 2019, 5:27 p.m.