Create a set of strip methods that return a copy of the string with leading, trailing or both whitespace removed.
Additionally, the methods must take an optional const char * array argument. If not empty, then the graphemes in this array will be removed.
The methods to implement are:
- strip : remove both leading and trailing whitespace
- lstrip: remove leading whitespace
- rstrip: remove trailing whitespace
Create a set of strip methods that return a copy of the string with leading, trailing or both whitespace removed.
Additionally, the methods must take an optional const char * array argument. If not empty, then the graphemes in this array will be removed.
The methods to implement are: