missing: Get / Declare missing values

Description Usage Arguments Value Examples

Description

Functions to extract information about the declared missing values, or to declare such values if they are present in the data.

Usage

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Arguments

x

A vector.

value

Any vector of values that should be declared as missing (for missing_values) or a numeric vector of length two giving the (inclusive) extents of the range of missing values (for missing_range).

Value

missing_values() will return a vector of one or more values.

missing_range() will return a numeric vector of length 2.

Examples

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x <- mixed_labelled(c(-2, 1:5, -1),
                    labels = c(Good = 1, Bad = 5, DK = -1, NotApplicable = -2),
                    na_values = c(-1, -2))
x

missing_values(x)

missing_range(x) <- c(-10, -7)

missing_range(x)

dusadrian/mixed documentation built on Dec. 20, 2021, 2:16 a.m.