char_traits< wchar_t > Struct Template Reference

Public Types
typedef wchar_t	_Elem
typedef _Elem	char_type
typedef wint_t	int_type
typedef streampos	pos_type
typedef streamoff	off_type
typedef _Mbstatet	state_type

Public Member Functions
	_Pre_satisfies_ (_Size_in_words >=_Count) static _Elem *__CLRCALL_OR_CDECL _Copy_s(_Out_writes_all_(_Size_in_words) _Elem *const _First1
const size_t	_In_reads_ (_Count) const _Elem *const _First2
	return (_First1)

Static Public Member Functions
static int __CLRCALL_OR_CDECL	compare (_In_reads_(_Count) const _Elem *const _First1, _In_reads_(_Count) const _Elem *const _First2, const size_t _Count) _NOEXCEPT
static size_t __CLRCALL_OR_CDECL	length (_In_z_ const _Elem *const _First) _NOEXCEPT
static _Elem *__CLRCALL_OR_CDECL	copy (_Out_writes_all_(_Count) _Elem *const _First1, _In_reads_(_Count) const _Elem *const _First2, const size_t _Count) _NOEXCEPT
static const _Elem *__CLRCALL_OR_CDECL	find (_In_reads_(_Count) const _Elem *const _First, const size_t _Count, const _Elem &_Ch) _NOEXCEPT
static _Elem *__CLRCALL_OR_CDECL	move (_Out_writes_all_(_Count) _Elem *const _First1, _In_reads_(_Count) const _Elem *const _First2, const size_t _Count) _NOEXCEPT
static _Elem *__CLRCALL_OR_CDECL	assign (_Out_writes_all_(_Count) _Elem *const _First, const size_t _Count, const _Elem _Ch) _NOEXCEPT
static void __CLRCALL_OR_CDECL	assign (_Elem &_Left, const _Elem &_Right) _NOEXCEPT
static constexpr bool __CLRCALL_OR_CDECL	eq (const _Elem &_Left, const _Elem &_Right) _NOEXCEPT
static constexpr bool __CLRCALL_OR_CDECL	lt (const _Elem &_Left, const _Elem &_Right) _NOEXCEPT
static constexpr _Elem __CLRCALL_OR_CDECL	to_char_type (const int_type &_Meta) _NOEXCEPT
static constexpr int_type __CLRCALL_OR_CDECL	to_int_type (const _Elem &_Ch) _NOEXCEPT
static constexpr bool __CLRCALL_OR_CDECL	eq_int_type (const int_type &_Left, const int_type &_Right) _NOEXCEPT
static constexpr int_type __CLRCALL_OR_CDECL	not_eof (const int_type &_Meta) _NOEXCEPT
static constexpr int_type __CLRCALL_OR_CDECL	eof () _NOEXCEPT

Public Attributes
const size_t	_Size_in_words
const size_t const size_t _Count	_NOEXCEPT

Member Typedef Documentation

typedef wchar_t char_traits< wchar_t >::_Elem

typedef _Elem char_traits< wchar_t >::char_type

typedef wint_t char_traits< wchar_t >::int_type

typedef streamoff char_traits< wchar_t >::off_type

typedef streampos char_traits< wchar_t >::pos_type

typedef _Mbstatet char_traits< wchar_t >::state_type

Member Function Documentation

const size_t char_traits< wchar_t >::_In_reads_

(

_Count

)

const

char_traits< wchar_t >::_Pre_satisfies_

(

_Size_in_words >=

_Count

)

const

static _Elem* __CLRCALL_OR_CDECL char_traits< wchar_t >::assign ( _Out_writes_all_(_Count) _Elem *const  _First, const size_t  _Count, const _Elem  _Ch  )

inlinestatic

        {   // assign _Count * _Ch to [_First, ...)
        return ((_Elem *)_CSTD wmemset(_First, _Ch, _Count));
        }

static void __CLRCALL_OR_CDECL char_traits< wchar_t >::assign ( _Elem &  _Left, const _Elem &  _Right  )

inlinestatic

        {   // assign an element
        _Left = _Right;
        }

static int __CLRCALL_OR_CDECL char_traits< wchar_t >::compare ( _In_reads_(_Count) const _Elem *const  _First1, _In_reads_(_Count) const _Elem *const  _First2, const size_t  _Count  )

inlinestatic

        {   // compare [_First1, _First1 + _Count) with [_First2, ...)
        return (_CSTD wmemcmp(_First1, _First2, _Count));
        }

static _Elem* __CLRCALL_OR_CDECL char_traits< wchar_t >::copy ( _Out_writes_all_(_Count) _Elem *const  _First1, _In_reads_(_Count) const _Elem *const  _First2, const size_t  _Count  )

inlinestatic

        {   // copy [_First2, _First2 + _Count) to [_First1, ...)
        return ((_Elem *)_CSTD wmemcpy(_First1, _First2, _Count));
        }

static constexpr int_type __CLRCALL_OR_CDECL char_traits< wchar_t >::eof ( )

inlinestatic

        {   // return end-of-file metacharacter
        return (WEOF);
        }

static constexpr bool __CLRCALL_OR_CDECL char_traits< wchar_t >::eq ( const _Elem &  _Left, const _Elem &  _Right  )

inlinestatic

        {   // test for element equality
        return (_Left == _Right);
        }

static constexpr bool __CLRCALL_OR_CDECL char_traits< wchar_t >::eq_int_type ( const int_type &  _Left, const int_type &  _Right  )

inlinestatic

        {   // test for metacharacter equality
        return (_Left == _Right);
        }

static const _Elem* __CLRCALL_OR_CDECL char_traits< wchar_t >::find ( _In_reads_(_Count) const _Elem *const  _First, const size_t  _Count, const _Elem &  _Ch  )

inlinestatic

        {   // look for _Ch in [_First, _First + _Count)
        return ((const _Elem *)_CSTD wmemchr(_First, _Ch, _Count));
        }

static size_t __CLRCALL_OR_CDECL char_traits< wchar_t >::length ( _In_z_ const _Elem *const  _First )

inlinestatic

        {   // find length of null-terminated sequence
        return (_CSTD wcslen(_First));
        }

static constexpr bool __CLRCALL_OR_CDECL char_traits< wchar_t >::lt ( const _Elem &  _Left, const _Elem &  _Right  )

inlinestatic

        {   // test if _Left precedes _Right
        return (_Left < _Right);
        }

static _Elem* __CLRCALL_OR_CDECL char_traits< wchar_t >::move ( _Out_writes_all_(_Count) _Elem *const  _First1, _In_reads_(_Count) const _Elem *const  _First2, const size_t  _Count  )

inlinestatic

        {   // copy [_First2, _First2 + _Count) to [_First1, ...)
        return ((_Elem *)_CSTD wmemmove(_First1, _First2, _Count));
        }

static constexpr int_type __CLRCALL_OR_CDECL char_traits< wchar_t >::not_eof ( const int_type &  _Meta )

inlinestatic

        {   // return anything but EOF
        return (_Meta != eof() ? _Meta : !eof());
        }

char_traits< wchar_t >::return

(

_First1

)

static constexpr _Elem __CLRCALL_OR_CDECL char_traits< wchar_t >::to_char_type ( const int_type &  _Meta )

inlinestatic

        {   // convert metacharacter to character
        return (_Meta);
        }

static constexpr int_type __CLRCALL_OR_CDECL char_traits< wchar_t >::to_int_type ( const _Elem &  _Ch )

inlinestatic

        {   // convert character to metacharacter
        return (_Ch);
        }

Member Data Documentation

const size_t const size_t _Count char_traits< wchar_t >::_NOEXCEPT

Initial value:

{   
        _CRT_SECURE_WMEMCPY(_First1, _Size_in_words, _First2, _Count)

const size_t char_traits< wchar_t >::_Size_in_words

---

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

• VS2017/inc/iosfwd