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(C++) StdBad_function_callExample1

 

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Qt project file: ./CppStdBad_function_callExample1/CppStdBad_function_callExample1.pro

 

include(../../ConsoleApplication.pri) #Or use the code below
# QT += core
# QT += gui
# greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
# CONFIG   += console
# CONFIG   -= app_bundle
# TEMPLATE = app
# CONFIG(release, debug|release) {
#   DEFINES += NDEBUG NTRACE_BILDERBIKKEL
# }
# QMAKE_CXXFLAGS += -std=c++11 -Wall -Wextra -Weffc++
# unix {
#   QMAKE_CXXFLAGS += -Werror
# }

SOURCES += main.cpp

 

 

 

 

 

./CppStdBad_function_callExample1/main.cpp

 

//Example adapted from
// http://en.cppreference.com/w/cpp/utility/functional/bad_function_call
#include <iostream>
#include <functional>

int main()
{
  std::function<int()> f = nullptr;
  try
  {
    f();
  }
  catch(const std::bad_function_call& e)
  {
    std::cout << e.what() << '\n';
  }
}

/* Screen output:

bad_function_call
Press <RETURN> to close this window...

*/

 

 

 

 

 

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