Convert date fields to POSIX format

Convert date-time code (DTC) variables from the ISO 8601 format used in SDTM (i.e., something like "2001-01-02T09:59" where date and time are separated by "T") to standard POSIXct format. The names of the variables to be converted need to be provided by fields.

Usage

standardize_date_format(obj, fields = NULL)

Arguments

obj

A data frame.

fields

Date variable names as character.

Value

A data frame