can_be_numeric: Check if a string could be considered as numeric.
Description
After padding is removed, could the input string be considered to be numeric,
i.e. could it be coerced to numeric. This function is vectorized over its one
argument.
Usage
can_be_numeric(string)
Arguments
string
A character vector.
Value
A character vector. TRUE if the argument can be considered to be numeric or FALSE
otherwise.