assign_label: A function to assign labels to a data frame

In metalite: ADaM Metadata Structure

A function to assign labels to a data frame

Description

A function to assign labels to a data frame

Usage

assign_label(data, var = names(data), label = names(data))

Arguments

data	A data frame.
var	The variables to assign labels.
label	The labels to be assigned.

Details

• Case 1: If the variable's label is already define in the original data frame but not redefined in assign_label(...), its original labels will be kept.

• Case 2: If the variable's label is already define in the original data frame but re-defined by assign_label(...), its labels will be re-defined.

• Case 3: If the variable's label is not define in the original data frame but it is defined by assign_label(...), its labels will added.

• Case 4: If the variable's label is not define in the original data frame, neither was it defined by assign_label(...), its labels will be the variable name itself.

Value

A data frame with labels updated.

Examples

assign_label(r2rtf::r2rtf_adae) |> head()
assign_label(
  r2rtf::r2rtf_adae,
  var = "USUBJID",
  label = "Unique subject identifier"
) |> head()

metalite documentation built on Sept. 11, 2024, 7:18 p.m.