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bivarhr (version 0.1.5)

.scalar1_chr: Coerce to character scalar safely

Description

Helper to coerce an object to character and return a single scalar if possible. If the input has length not equal to 1 or is NA, a default value is returned.

Usage

.scalar1_chr(x, default = NA_character_)

Value

A character scalar or default if extraction fails.

Arguments

x

Object to be coerced to character.

default

Character scalar returned when a valid scalar cannot be extracted (default is NA_character_).