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basic_istream Class Reference

class basic_istream : public basic_ios

Inherits from

basic_istream
- basic_ios
  - ios_base

Nested Classes and Structures

basic_istream::sentry

Public Member Functions
	basic_istream(basic_streambuf< _CharT, _Traits > *)
	~basic_istream()
void	_M_formatted_get(_CharT &)
void	_M_formatted_get(_CharT *)
void	_M_skip_whitespace(bool)
streamsize	gcount()
int_type	get()
_Self &	get(char_type &)
_Self &	get(char_type *, streamsize, char_type)
_Self &	get(char_type *, streamsize)
_Self &	get(basic_streambuf< _CharT, _Traits > &, char_type)
_Self &	get(basic_streambuf< _CharT, _Traits > &)
_Self &	getline(char_type *, streamsize, char_type)
_Self &	getline(char_type *, streamsize)
_Self &	ignore()
_Self &	ignore(streamsize)
_Self &	ignore(streamsize, int_type)
_Self &	operator>>(__istream_fn)
_Self &	operator>>(__ios_fn)
_Self &	operator>>(__ios_base_fn)
_Self &	operator>>(short &)
_Self &	operator>>(int &)
_Self &	operator>>(unsigned short &)
_Self &	operator>>(unsigned int &)
_Self &	operator>>(long &)
_Self &	operator>>(unsigned long &)
_Self &	operator>>(float &)
_Self &	operator>>(double &)
_Self &	operator>>(long double &)
_Self &	operator>>(bool &)
_Self &	operator>>(void *&)
_Self &	operator>>(basic_streambuf< _CharT, _Traits > *)
int_type	peek()
_Self &	putback(char_type)
_Self &	read(char_type *, streamsize)
streamsize	readsome(char_type *, streamsize)
_Self &	seekg(pos_type)
_Self &	seekg(off_type, ios_base::seekdir)
int	sync()
pos_type	tellg()
_Self &	unget()

Inherited Functions
	basic_ios::_M_handle_exception(ios_base::iostate)
	basic_ios::_S_eof(int_type)
	basic_ios::basic_ios()
	basic_ios::basic_ios(basic_streambuf< _CharT, _Traits > *)
	basic_ios::clear(iostate)
	basic_ios::copyfmt(const basic_ios< _CharT, _Traits > &)
	basic_ios::exceptions()const
	basic_ios::exceptions(iostate)
	basic_ios::fill()const
	basic_ios::fill(char_type)
	basic_ios::imbue(const locale &)
	basic_ios::init(basic_streambuf< _CharT, _Traits > *)
	basic_ios::narrow(_CharT,char)const
	basic_ios::rdbuf()const
	basic_ios::rdbuf(basic_streambuf< char_type, traits_type > *)
	basic_ios::setstate(iostate)
	basic_ios::tie()const
	basic_ios::tie(basic_ostream< char_type, traits_type > *)
	basic_ios::widen(char)const
	basic_ios::~basic_ios()
	ios_base::_M_check_exception_mask()
	ios_base::_M_clear_nothrow(iostate)
	ios_base::_M_copy_state(const ios_base &)
	ios_base::_M_ctype_facet()const
	ios_base::_M_get_exception_mask()const
	ios_base::_M_grouping()const
	ios_base::_M_invoke_callbacks(event)
	ios_base::_M_numpunct_facet()const
	ios_base::_M_set_exception_mask(iostate)
	ios_base::_M_setstate_nothrow(iostate)
	ios_base::_M_throw_failure()
	ios_base::_S_initialize()
	ios_base::_S_uninitialize()
	ios_base::bad()const
	ios_base::eof()const
	ios_base::fail()const
	ios_base::flags()const
	ios_base::flags(fmtflags)
	ios_base::getloc()const
	ios_base::good()const
	ios_base::ios_base()
	ios_base::iword(int)
	ios_base::operator void *()const
	ios_base::operator!()const
	ios_base::precision()const
	ios_base::precision(streamsize)
	ios_base::pword(int)
	ios_base::rdstate()const
	ios_base::register_callback(event_callback,int)
	ios_base::setf(fmtflags)
	ios_base::setf(fmtflags,fmtflags)
	ios_base::sync_with_stdio(bool)
	ios_base::unsetf(fmtflags)
	ios_base::width()const
	ios_base::width(streamsize)
	ios_base::xalloc()
	ios_base::~ios_base()

Inherited Enumerations
	ios_base:event

Public Member Type Definitions
typedef	basic_ios< _CharT, _Traits > _Basic_ios
typedef	ios_base &(_STLP_CALL * __ios_base_fn
typedef	basic_ios< _CharT, _Traits > &(_STLP_CALL * __ios_fn
typedef	_Self &(_STLP_CALL * __istream_fn
typedef	_CharT char_type
typedef	_Traits::int_type int_type
typedef	_Traits::off_type off_type
typedef	_Traits::pos_type pos_type
typedef	_Traits traits_type

Private Member Type Definitions
typedef	basic_istream< _CharT, _Traits > _Self

Private Attributes
streamsize	_M_gcount

Inherited Attributes
	ios_base::_M_cached_ctype
	ios_base::_M_cached_grouping
	ios_base::_M_cached_numpunct
	ios_base::_S_was_synced
	ios_base::__default_mode
	ios_base::adjustfield
	ios_base::app
	ios_base::ate
	ios_base::badbit
	ios_base::basefield
	ios_base::beg
	ios_base::binary
	ios_base::boolalpha
	ios_base::cur
	ios_base::dec
	ios_base::end
	ios_base::eofbit
	ios_base::failbit
	ios_base::fixed
	ios_base::floatfield
	ios_base::goodbit
	ios_base::hex
	ios_base::in
	ios_base::internal
	ios_base::left
	ios_base::oct
	ios_base::out
	ios_base::right
	ios_base::scientific
	ios_base::showbase
	ios_base::showpoint
	ios_base::showpos
	ios_base::skipws
	ios_base::trunc
	ios_base::unitbuf
	ios_base::uppercase

Constructor & Destructor Documentation

basic_istream(basic_streambuf< _CharT, _Traits > *)

basic_istream

(

basic_streambuf< _CharT, _Traits > *

__buf

)

[inline, explicit]

Parameters

basic_streambuf< _CharT, _Traits > * __buf

~basic_istream()

~basic_istream

(

)

[inline]

Member Functions Documentation

_M_formatted_get(_CharT &)

void

_M_formatted_get

(

_CharT &

__c

)

Parameters

_CharT & __c

_M_formatted_get(_CharT *)

void

_M_formatted_get

(

_CharT *

__s

)

Parameters

_CharT * __s

_M_skip_whitespace(bool)

void

_M_skip_whitespace

(

bool

__set_failbit

)

Parameters

bool __set_failbit

gcount()

streamsize

gcount

(

)

const [inline]

get()

int_type

get

(

)

get(char_type &)

_Self &

get

(

char_type &

__c

)

Parameters

char_type & __c

get(char_type *, streamsize, char_type)

_Self &	get	(	char_type *	__s,
			streamsize	__n,
			char_type	__delim
		)

Parameters

char_type * __s
streamsize __n
char_type __delim

get(char_type *, streamsize)

_Self &	get	(	char_type *	__s,
			streamsize	__n
		)	[inline]

Parameters

char_type * __s
streamsize __n

get(basic_streambuf< _CharT, _Traits > &, char_type)

_Self &	get	(	basic_streambuf< _CharT, _Traits > &	__buf,
			char_type	__delim
		)

Parameters

basic_streambuf< _CharT, _Traits > & __buf
char_type __delim

get(basic_streambuf< _CharT, _Traits > &)

_Self &

get

(

basic_streambuf< _CharT, _Traits > &

__buf

)

[inline]

Parameters

basic_streambuf< _CharT, _Traits > & __buf

getline(char_type *, streamsize, char_type)

_Self &	getline	(	char_type *	__s,
			streamsize	__n,
			char_type	delim
		)

Parameters

char_type * __s
streamsize __n
char_type delim

getline(char_type *, streamsize)

_Self &	getline	(	char_type *	__s,
			streamsize	__n
		)	[inline]

Parameters

char_type * __s
streamsize __n

ignore()

_Self &

ignore

(

)

ignore(streamsize)

_Self &

ignore

(

streamsize

__n

)

Parameters

streamsize __n

ignore(streamsize, int_type)

_Self &	ignore	(	streamsize	__n,
			int_type	__delim
		)

Parameters

streamsize __n
int_type __delim

operator>>(__istream_fn)

_Self &

operator>>

(

__istream_fn

__f

)

[inline]

Parameters

__istream_fn __f

operator>>(__ios_fn)

_Self &

operator>>

(

__ios_fn

__f

)

[inline]

Parameters

__ios_fn __f

operator>>(__ios_base_fn)

_Self &

operator>>

(

__ios_base_fn

__f

)

[inline]

Parameters

__ios_base_fn __f

operator>>(short &)

_Self &

operator>>

(

short &

__val

)

Parameters

short & __val

operator>>(int &)

_Self &

operator>>

(

int &

__val

)

Parameters

int & __val

operator>>(unsigned short &)

_Self &

operator>>

(

unsigned short &

__val

)

Parameters

unsigned short & __val

operator>>(unsigned int &)

_Self &

operator>>

(

unsigned int &

__val

)

Parameters

unsigned int & __val

operator>>(long &)

_Self &

operator>>

(

long &

__val

)

Parameters

long & __val

operator>>(unsigned long &)

_Self &

operator>>

(

unsigned long &

__val

)

Parameters

unsigned long & __val

operator>>(float &)

_Self &

operator>>

(

float &

__val

)

Parameters

float & __val

operator>>(double &)

_Self &

operator>>

(

double &

__val

)

Parameters

double & __val

operator>>(long double &)

_Self &

operator>>

(

long double &

__val

)

Parameters

long double & __val

operator>>(bool &)

_Self &

operator>>

(

bool &

__val

)

Parameters

bool & __val

operator>>(void *&)

_Self &

operator>>

(

void *&

__val

)

Parameters

void *& __val

operator>>(basic_streambuf< _CharT, _Traits > *)

_Self &

operator>>

(

basic_streambuf< _CharT, _Traits > *

)

Parameters

basic_streambuf< _CharT, _Traits > *

peek()

int_type

peek

(

)

putback(char_type)

_Self &

putback

(

char_type

__c

)

Parameters

char_type __c

read(char_type *, streamsize)

_Self &	read	(	char_type *	__s,
			streamsize	__n
		)

Parameters

char_type * __s
streamsize __n

readsome(char_type *, streamsize)

streamsize	readsome	(	char_type *	__s,
			streamsize	__n
		)

Parameters

char_type * __s
streamsize __n

seekg(pos_type)

_Self &

seekg

(

pos_type

__pos

)

Parameters

pos_type __pos

seekg(off_type, ios_base::seekdir)

_Self &	seekg	(	off_type	,
			ios_base::seekdir
		)

Parameters

off_type
ios_base::seekdir

sync()

int

sync

(

)

tellg()

pos_type

tellg

(

)

unget()

_Self &

unget

(

)

Member Type Definitions Documentation

Typedef _Basic_ios

typedef basic_ios< _CharT, _Traits >

_Basic_ios

Typedef _Self

typedef basic_istream< _CharT, _Traits >

_Self

[private]

Typedef __ios_base_fn

typedef ios_base &(_STLP_CALL *

__ios_base_fn

Typedef __ios_fn

typedef basic_ios< _CharT, _Traits > &(_STLP_CALL *

__ios_fn

Typedef __istream_fn

typedef _Self &(_STLP_CALL *

__istream_fn

Typedef char_type

typedef _CharT

char_type

Typedef int_type

typedef _Traits::int_type

int_type

Typedef off_type

typedef _Traits::off_type

off_type

Typedef pos_type

typedef _Traits::pos_type

pos_type

Typedef traits_type

typedef _Traits

traits_type

Member Data Documentation

streamsize _M_gcount

streamsize

_M_gcount

[private]