\twocolitem{\helpref{wxRegion}{wxregion}}{A class representing a region}
\twocolitem{\helpref{wxString}{wxstring}}{A string class}
\twocolitem{\helpref{wxStringList}{wxstringlist}}{A class representing a list of strings}
+\twocolitem{\helpref{wxStringTokenizer}{wxstringtokenizer}}{A class for interpreting a string as a list of tokens or words}
\twocolitem{\helpref{wxRealPoint}{wxrealpoint}}{Representation of a point using floating point numbers}
\twocolitem{\helpref{wxSize}{wxsize}}{Representation of a size}
\twocolitem{\helpref{wxTime}{wxtime}}{A class for time manipulation}