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fr (version 0.5.1)

is_fr_field: Test if an object is a fr_field object

Description

Test if an object is a fr_field object

Usage

is_fr_field(x)

Value

TRUE if object is a fr_field object, FALSE otherwise

Arguments

x

an object to test

Examples

Run this code
is_fr_field(letters)
is_fr_field(as_fr_field(letters, "letters"))

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