Cpp11.md

(C++) C++11

C++11 is the official name of the C++ standard accepted in 2011. Before, this standard was called 'C++0x'.

• Using C++11 under Qt Creator

C++11 new features

• data types:
  • char16_t: a new 16-bit character data type
  • char32_t: a new 32-bit character data type
  • enum class: a new conversion-safe enumeration
  • extern template: forward declare template functions
  • long long int: guaranteed to be 64-bit
• keywords:
  • auto: let the compiler infer the data type
  • constexpr: mark a generalized constant expressions
  • final: to indicate that a virtual member function cannot be overriden
  • for: support of a range-based for loop
  • nullptr: set a pointer to uninitialized
  • static_assert: same function as BOOST_STATIC_ASSERT
• classes:
  • std::array
  • std::regex
  • std::shared_ptr
  • std::thread
  • std::unique_ptr
• algorithms:
  • std::all_of
  • std::any_of
  • std::copy_if
  • std::copy_n
  • std::find_if_not
  • std::iota
  • std::is_heap
  • std::is_heap_until
  • std::is_sorted
  • std::is_sorted_until
  • std::minmax_element
  • std::minmax
  • std::move_backward
  • std::move
  • std::none_of
  • std::partial_sort_copy
  • std::partition_copy
  • std::partition_point
• '>>' can be used as a nested template closer
• delegation: let constructors call each other
• enum class forward declarations
• initializer lists
• lambda expressions
• std::move
• much more

Advice

• Write in ISO Standard C++ [1]

External links

• Wikipedia page about C++11
• C++ source article about C++11 by Bjarne Stroustrup
• isocpp.org super-FAQ page about C++11
• Interview with Scott Meyers (on se-radio, episode 159)
• GCC page about C++11 support
• Aaron Ballman's blog about C++11

References

• [1] C++ Core Guidelines: P.2: Write in ISO Standard C++