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FedData (version 4.0.1)

download_itrdb: Download the latest version of the ITRDB.

Description

Downloads and parses the latest zipped (numbered) version of the ITRDB. This function includes improvements to the read_crn function from the dplR library. The principle changes are better parsing of metadata, and support for the Schweingruber-type Tucson format. Chronologies that are unable to be read are reported to the user.

Usage

download_itrdb(
  raw.dir = paste0(tempdir(), "/FedData/raw/itrdb"),
  force.redo = FALSE
)

Value

A data frame containing all of the ITRDB data.

Arguments

raw.dir

A character string indicating where raw downloaded files should be put. The directory will be created if missing. Defaults to './RAW/ITRDB/'.

force.redo

If a download already exists, should a new one be created? Defaults to FALSE.