Span< C > Class Template Reference

A Span is an object that can refer to a contiguous sequence of objects. More...

#include <span.h>

Public Member Functions
constexpr	Span () noexcept
constexpr	Span (C *data, std::ptrdiff_t size) noexcept
constexpr	Span (C *data, C *end) noexcept
constexpr C *	data () const noexcept
constexpr C *	begin () const noexcept
constexpr C *	end () const noexcept
constexpr std::ptrdiff_t	size () const noexcept
constexpr C &	operator[] (std::ptrdiff_t pos) const noexcept
constexpr Span< C >	subspan (std::ptrdiff_t offset) const noexcept
constexpr Span< C >	subspan (std::ptrdiff_t offset, std::ptrdiff_t count) const noexcept
constexpr Span< C >	first (std::ptrdiff_t count) const noexcept
constexpr Span< C >	last (std::ptrdiff_t count) const noexcept

Private Attributes
C *	m_data
std::ptrdiff_t	m_size

Friends
constexpr bool	operator== (const Span &a, const Span &b) noexcept
constexpr bool	operator!= (const Span &a, const Span &b) noexcept
constexpr bool	operator< (const Span &a, const Span &b) noexcept
constexpr bool	operator<= (const Span &a, const Span &b) noexcept
constexpr bool	operator> (const Span &a, const Span &b) noexcept
constexpr bool	operator>= (const Span &a, const Span &b) noexcept

Detailed Description

template<typename C>
class Span< C >

A Span is an object that can refer to a contiguous sequence of objects.

It implements a subset of C++20's std::span.

Definition at line 17 of file span.h.

Constructor & Destructor Documentation

Span() [1/3]

template<typename C>

constexpr Span< C >::Span ( )

inlinenoexcept

Definition at line 23 of file span.h.

Span() [2/3]

template<typename C>

constexpr Span< C >::Span ( C *  data, std::ptrdiff_t  size  )

inlinenoexcept

Definition at line 24 of file span.h.

Span() [3/3]

template<typename C>

constexpr Span< C >::Span ( C *  data, C *  end  )

inlinenoexcept

Definition at line 25 of file span.h.

Member Function Documentation

begin()

template<typename C>

constexpr C* Span< C >::begin ( ) const

inlinenoexcept

Definition at line 28 of file span.h.

data()

template<typename C>

constexpr C* Span< C >::data ( ) const

inlinenoexcept

Definition at line 27 of file span.h.

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end()

template<typename C>

constexpr C* Span< C >::end ( ) const

inlinenoexcept

Definition at line 29 of file span.h.

first()

template<typename C>

constexpr Span<C> Span< C >::first ( std::ptrdiff_t  count ) const

inlinenoexcept

Definition at line 35 of file span.h.

last()

template<typename C>

constexpr Span<C> Span< C >::last ( std::ptrdiff_t  count ) const

inlinenoexcept

Definition at line 36 of file span.h.

operator[]()

template<typename C>

constexpr C& Span< C >::operator[] ( std::ptrdiff_t  pos ) const

inlinenoexcept

Definition at line 31 of file span.h.

size()

template<typename C>

constexpr std::ptrdiff_t Span< C >::size ( ) const

inlinenoexcept

Definition at line 30 of file span.h.

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subspan() [1/2]

template<typename C>

constexpr Span<C> Span< C >::subspan ( std::ptrdiff_t  offset ) const

inlinenoexcept

Definition at line 33 of file span.h.

subspan() [2/2]

template<typename C>

constexpr Span<C> Span< C >::subspan ( std::ptrdiff_t  offset, std::ptrdiff_t  count  ) const

inlinenoexcept

Definition at line 34 of file span.h.

Friends And Related Function Documentation

operator!=

template<typename C>

constexpr bool operator!= ( const Span< C > &  a, const Span< C > &  b  )

friend

Definition at line 39 of file span.h.

operator<

template<typename C>

constexpr bool operator< ( const Span< C > &  a, const Span< C > &  b  )

friend

Definition at line 40 of file span.h.

operator<=

template<typename C>

constexpr bool operator<= ( const Span< C > &  a, const Span< C > &  b  )

friend

Definition at line 41 of file span.h.

operator==

template<typename C>

constexpr bool operator== ( const Span< C > &  a, const Span< C > &  b  )

friend

Definition at line 38 of file span.h.

operator>

template<typename C>

constexpr bool operator> ( const Span< C > &  a, const Span< C > &  b  )

friend

Definition at line 42 of file span.h.

operator>=

template<typename C>

constexpr bool operator>= ( const Span< C > &  a, const Span< C > &  b  )

friend

Definition at line 43 of file span.h.

Member Data Documentation

m_data

template<typename C>

C* Span< C >::m_data

private

Definition at line 19 of file span.h.

m_size

template<typename C>

std::ptrdiff_t Span< C >::m_size

private

Definition at line 20 of file span.h.

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The documentation for this class was generated from the following file:

• src/span.h