diff options
| -rw-r--r-- | c++.html.markdown | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/c++.html.markdown b/c++.html.markdown index 5cd491b9..ff2a98fd 100644 --- a/c++.html.markdown +++ b/c++.html.markdown @@ -445,6 +445,7 @@ int main () { // define a class or function that takes a type parameter: template<class T> class Box { +public: // In this class, T can be used as any other type. void insert(const T&) { ... } }; @@ -518,12 +519,13 @@ printMessage<10>(); // Prints "Learn C++ faster in only 10 minutes!" // (see http://en.cppreference.com/w/cpp/error/exception) // but any type can be thrown an as exception #include <exception> +#include <stdexcept> // All exceptions thrown inside the _try_ block can be caught by subsequent // _catch_ handlers. try { // Do not allocate exceptions on the heap using _new_. - throw std::exception("A problem occurred"); + throw std::runtime_error("A problem occurred"); } // Catch exceptions by const reference if they are objects catch (const std::exception& ex) @@ -614,7 +616,7 @@ void doSomethingWithAFile(const char* filename) { FILE* fh = fopen(filename, "r"); // Open the file in read mode if (fh == nullptr) - throw std::exception("Could not open the file."); + throw std::runtime_error("Could not open the file."); try { doSomethingWithTheFile(fh); |