Function reference

The declared S3 class

Construct and coerce to declared.

as.declared() declared() is.declared()

Labelled vectors with declared missing values

declared_package

Functions for Declared Missing Values

Coercion to other classes

Convert to other classes, remove declared attributes.

undeclare() drop_na()

Drop information / undeclare labelled objects

as.haven()

Coerce to haven / labelled objects

Working with labels

Working with value labels and measurement labels.

label() `label<-`() `labels<-`()

Get / Declare value labels

measurement() `measurement<-`()

Get / Set measurement levels for declared objects

Working with missing values

Declaring missing values.

missing_range() `missing_range<-`() missing_values() `missing_values<-`()

Get / Declare missing values

is.empty()

Test the presence of empty (undeclared) missing values

Arithmetic methods

Correctly calculate (weighted) statistical values and summaries, when declared missing values are present.

w_mean() w_median() w_mode() w_quantile() w_sd() w_standardize() w_summary() w_table() w_var()

Compute weighted summaries for declared objects