label_normalize {retroharmonize}

Normalize value and variable labels

Description

label_normalize removes special characters, whitespace, and other typical typing errors.

Usage

label_normalize(x)

var_label_normalize(x)

val_label_normalize(x)

Arguments

x

A character vector of labels to be normalized.

Details

var_label_normalize changes the vector to snake_case. val_label_normalize removes possible chunks from question identifiers.

The functions var_label_normalize and val_label_normalize may be differently implemented for various survey series.

See Also

Other variable label harmonization functions: harmonize_values(), harmonize_waves(), na_range_to_values()

Other harmonization functions: collect_val_labels(), harmonize_na_values(), harmonize_values(), harmonize_var_names(), suggest_permanent_names(), suggest_var_names()

Other harmonization functions: collect_val_labels(), harmonize_na_values(), harmonize_values(), harmonize_var_names(), suggest_permanent_names(), suggest_var_names()

Examples

label_normalize (
c("Don't know", " TRUST", "DO NOT  TRUST", 
  "inap in Q.3", "Not 100%", "TRUST < 50%", 
  "TRUST >=90%", "Verify & Check", "TRUST 99%+"))
 
 var_label_normalize ( 
      c("Q1_Do you trust the national government?", 
        " Do you trust the European Commission")
        )

  val_label_normalize ( 
      c("Q1_Do you trust the national government?", 
        " Do you trust the European Commission")
        )