Returns true if the string is not null, false is the string is null
operator bool( ) const; |
This function returns a boolean value indicating whether the string is not null
or null. It allows the CXlStringArg
object to be used in C++
boolean constructs in the same way as string pointers:
CXlStringArg s; const char* t = s ? s : "Default";
Header: xlpstringarg.h