Is object a scalar character vector

Returns TRUE if x is a scalar character (character vector of length 1).

Usage

is_scalar_character(x)

Arguments

x

The object to be tested.

Value

Scalar logical

Examples

#----------------------------------------------------------------------------
# is_scalar_character() examples
#----------------------------------------------------------------------------
library(bkbase)

# TRUE
is_scalar_character("a")
#> [1] TRUE
is_scalar_character(NA_character_)
#> [1] TRUE

# FALSE
is_scalar_character(c("a", "b"))
#> [1] FALSE
is_scalar_character(character(0L))
#> [1] FALSE
is_scalar_character(1L)
#> [1] FALSE
is_scalar_character(NULL)
#> [1] FALSE