wxString myString = "3.14159"; double myDouble = myString.ToDouble();
wxString myString = "hello"; double myDouble = myString.ToDouble();This code snippet converts a wxString object "hello" into a double value 0.0 using the ToDouble function. As the string does not contain any numeric value, the function returns a default value of 0.0. The cpp wxString ToDouble function is a part of the wxWidgets library.