| check_optional_scalar_character | R Documentation |
Check Optional Scalar Character
check_optional_scalar_character(x, arg_name)
x |
Optional Character: Value to check. |
arg_name |
Character: Argument name to use in error messages. |
Called for side effects.
EDG
check_optional_scalar_character(NULL, "my_arg") # Passes
check_optional_scalar_character("hello", "my_arg") # Passes
# Throw error:
try(check_optional_scalar_character(c("hello", "world"), "my_arg"))
try(check_optional_scalar_character(123, "my_arg"))
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.