explicit – Page 2 – Row Coding

Why is #include preventing a stack overflow error here?

November 6, 2022 by Tarik

Indeed, very interesting behavior. Any idea why I get I runtime error when commenting out #include <string> With MS VC++ compiler the error happens because if you do not #include <string> you won’t have operator<< defined for std::string. When the compiler tries to compile ausgabe << f.getName(); it looks for an operator<< defined for std::string. … Read more

What does the explicit keyword mean?

August 28, 2022 by Tarik

The compiler is allowed to make one implicit conversion to resolve the parameters to a function. What this means is that the compiler can use constructors callable with a single parameter to convert from one type to another in order to get the right type for a parameter. Here’s an example class with a constructor … Read more