Language

Collaboration diagram for Language:

Classes
struct	Base11
struct	Derived11

Functions
void	types_11 ()
void	unique_pounter ()
	unique_ptr More...
void	shared_pointer ()
	shared_ptr More...
void	weak_pointer ()
	weak_ptr More...
void	dynamic_memory_11 ()
char	func_type (const int &x)
char	func_type (int &x)
char	func_type (int &&x)
template<class T >
char	func_type_template (T &&x)
	Forwarding reference More...
void	references_11 ()
void	init_11 ()
auto	trailing_return_type (int a) -> int
void	copy_elision_demo ()
	copy_elision More...
void	func_11 ()
constexpr int	constexpr_factorial (int n)
	https://en.cppreference.com/w/cpp/language/constexpr More...
template<typename T >
constexpr T	adder (T v)
	https://en.cppreference.com/w/cpp/language/parameter_pack More...
template<typename T , typename... Args>
constexpr T	adder (T first, Args... args)

Variables
auto	auto_int = 1
	https://en.cppreference.com/w/cpp/language/auto More...

Detailed Description

Function Documentation

adder() [1/2]

template<typename T , typename... Args>

constexpr T adder ( T  first, Args...  args  )

constexpr

Definition at line 323 of file 11.cpp.

                                         {
  return first + adder(args...);
}

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adder() [2/2]

template<typename T >

constexpr T adder ( T  v )

constexpr

https://en.cppreference.com/w/cpp/language/parameter_pack

Definition at line 318 of file 11.cpp.

                       {
  return v;
}

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constexpr_factorial()

constexpr int constexpr_factorial ( int  n )

constexpr

https://en.cppreference.com/w/cpp/language/constexpr

Definition at line 310 of file 11.cpp.

{
    return n <= 1 ? 1 : (n * constexpr_factorial(n - 1));
}

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copy_elision_demo()

void copy_elision_demo

(

)

copy_elision

Definition at line 275 of file 11.cpp.

{
    struct Obj2 { Obj2* orig = this; int ballast[4]; };
    auto&& o2 = [](){ return Obj2();}();
    assert(&o2 == o2.orig);
}

dynamic_memory_11()

void dynamic_memory_11

(

)

new,

delete

Definition at line 126 of file 11.cpp.

{
    auto a = new int[3] {1, 2, 3};
    assert(a[2] == 3);
    delete[] a;
 
    auto as = new string[3] {"1", "2", "3"};
    assert(as[2] == "3");
    delete[] as; // calls destructors for all members
 
    unique_pounter();
 
    shared_pointer();
 
    weak_pointer();
}

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func_11()

void func_11

(

)

Definition at line 282 of file 11.cpp.

{
    class functor {
        int y = 1;
        public:
        int operator()(int a) const {
            return a + y;
        }
    };
    functor ft;
    assert(ft(1) == 2);
 
    // https://en.cppreference.com/w/cpp/utility/functional/function
    function<int(int)> ft2 = ft;
    assert(ft(2) == 3);
    return;
 
    // https://en.cppreference.com/w/cpp/utility/functional/bind
    auto binded = bind(ft2, 3);
    assert(binded() == 5);
 
    copy_elision_demo();
}

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func_type() [1/3]

char func_type

(

const int &

x

)

func_type - overloaded functions remove_reference

Definition at line 146 of file 11.cpp.

{
    assert(is_const<typename remove_reference<decltype(x)>::type>::value);
    assert(is_lvalue_reference<decltype(x)>::value);
    return 'C';
}

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func_type() [2/3]

char func_type

(

int &&

x

)

Definition at line 159 of file 11.cpp.

{