extractTimeSeries: Extract a Time Series from a Data.table

In panelaggregation: Aggregate Longitudinal Survey Data

Description

This function extracts time series from data.table columns and returns object of class ts.

Usage

extractTimeSeries(data_table, time_column, group_list, freq, item, variable,
  prefix = "CH.KOF.IND")

Arguments

data_table	a data.table
time_column	character name of the column which contains the time index
group_list	list or NULL
freq	integer value either 4 denoting quarterly frequency or 12 denoting quarterly frequency
item	character name of the column which contains the item that is extracted from the data.table
variable	character name of the variable selected
prefix	character prefix attached to the dynamically generated key string to identify the time series. Recommend key format: ISOcountry.provider.source.aggregationLevel.selectedGroup.variable.item

Author(s)

Matthias Bannert, Gabriel Bucur

panelaggregation documentation built on May 2, 2019, 2:14 p.m.