psHarmonize (version 0.3.6)

code_modify_recode: Code modify recode. To be called by harmonization function.

Description

Code modify recode. To be called by harmonization function.

Usage

code_modify_recode(
  data = temp_dataset,
  instruction = code_instruct,
  old_var = source_item_long,
  new_var = item,
  na_string = NULL
)

Value

Returns vector of new variable after recoding as needed.

Arguments

data

Dataframe to be modified

instruction

Coding instruction from harmonization sheet

old_var

Name of original variable

new_var

Name of new variable

na_string

Character string of final recode value to be set to NA.

Examples

test_data <- data.frame(val = c('a','b','c','d'))

code_modify_recode(data = test_data,
  instruction = 'a = apple; c = carrot', old_var = 'val', new_var = 'new')