is.code

Functions for working with code lists and vectors with codes. These
are an alternative for factor that keep track of both the codes and labels.
Methods allow for transforming between codes and labels. Also supports
hierarchical code lists.

Jan der Laan

codelist

Working with Code Lists

Jan van der Laan

is.code function

<dl><dt>x</dt>
<dd>object to check</dd></dl>

Arguments

Check if object is a code — is.code

<dl>

<dt>x</dt>
<dd>object to check</dd>

</dl>

is.code: Check if object is a code

Description

Usage

Value

Arguments