Is single string
is_single_string.RdTests if an object is a single string
Examples
is_single_string(1.0) # FALSE
#> [1] FALSE
is_single_string("hoskdflksfd") # TRUE
#> [1] TRUE
is_single_string(c("1.0", "sd")) # FALSE
#> [1] FALSE
is_single_string.RdTests if an object is a single string
is_single_string(1.0) # FALSE
#> [1] FALSE
is_single_string("hoskdflksfd") # TRUE
#> [1] TRUE
is_single_string(c("1.0", "sd")) # FALSE
#> [1] FALSE