# Apply a named label vector to a data frame Apply a named label vector to a data frame ## Usage ``` r apply_labels(df, labels) ``` ## Arguments - df: A data frame. - labels: A named character vector (names = column names, values = labels). Typically the output of [`extract_labels()`](https://agdamsbo.github.io/FreesearchR/reference/extract_labels.md). Labels for absent columns are silently ignored. ## Value `df` with `"label"` attributes set on matching columns.