std::basic_ios

[]	Google. . , . , . ( . .)

`<ios>`
`template< class CharT, class Traits = std::char_traits<CharT> > class basic_ios : public std::ios_base;`

basic_ios , basic_streambuf. basic_ios basic_streambuf.

[std-basic_ios-inheritance.svg]

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`std::ios`	`basic_ios<char>`
`std::wios`	`basic_ios<wchar_t>`

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`char_type`	`CharT`[]
`traits_type`	`Traits`[]
`int_type`	`Traits::int_type`[]
`pos_type`	`Traits::pos_type`[]
`off_type`	`Traits::off_type`[]

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()	(public -) []
()	(public -) []
operator=	(public -)

good	, .. / (public -) []
eof	, (public -) []
fail	, (public -) []
bad	, : checks if a non-recoverable error has occurred Google. . . (public -) []
operator!	, ( fail()) (public -) []
operator void*operator bool ( C++11)( C++11)	( `!fail()`) (public -) []
rdstate	(public -) []
setstate	(public -) []
clear	(public -) []

copyfmt	(public -) []
fill	(public -) []

exceptions	(public -) []
imbue	(public -) []
rdbuf	(public -) []
tie	(public -) []
narrow	(public -) []
widen	(public -) []

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init	`std::basic_ios` (protected -) []
move	- `std::basic_ios` `rdbuf` (protected -) []
swap	- `std::basic_ios` `rdbuf` (protected -) []
set_rdbuf	`rdbuf`, (protected -) []

std::ios_base

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flags	(public - `std::ios_base`) []
setf	(public - `std::ios_base`) []
unsetf	(public - `std::ios_base`) []
precision	(public - `std::ios_base`) []
width	(public - `std::ios_base`) []

imbue	(public - `std::ios_base`) []
getloc	(public - `std::ios_base`) []

xalloc [static]	, `pword()` `iword()` (public static - `std::ios_base`) []
iword	`long` (public - `std::ios_base`) []
pword	`void*` (public - `std::ios_base`) []

register_callback	(public - `std::ios_base`) []
sync_with_stdio [static]	, - C C++ (public static - `std::ios_base`) []

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failure	: stream exception Google. . . (public `std::ios_base`) []
Init	: initializes standard stream objects Google. . . (public `std::ios_base`) []

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openmode

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	[]
app	[]
binary	[]
in	[]
out	[]
trunc	[]
ate	[]
noreplace (C++23)	[]

( ) []

fmtflags

:


	[]
dec	/ (. std::dec)[]
oct	/ (. std::oct)[]
hex	/ (. std::hex)[]
basefield	dec \| oct \| hex. []
left	( (. std::right))[]
right	( (. std::left))[]
internal	( (. std::internal))[]
adjustfield	left \| right \| internal. []
scientific	, , fixed (. std::scientific)[]
fixed	, , scientific (. std::fixed)[]
floatfield	scientific \| fixed. []
boolalpha	`bool` - (. std::boolalpha)[]
showbase	, , , / (. std::showbase)[]
showpoint	(. std::showpoint)[]
showpos	`+` (. std::showpos)[]
skipws	(. std::skipws)[]
unitbuf	(. std::unitbuf)[]
uppercase	/ (. std::uppercase)[]

( ) []

iostate

:


	[]
goodbit	[]
badbit	[]
failbit	/ ( )[]
eofbit	[]

( ) []

seekdir

:


	[]
beg	[]
end	[]
cur	[]

( ) []

event

() []

event_callback

( ) []

std::basic_ios - ( std::ios_base):

(. fill());

(. tie());

(. rdbuf()).

:

Microsoft Visual Studio STL .

LLVM libc++ : rdbuf void* ios_base.

GNU libstdc++ : , .







(C++20)

(C++20)
(C++11)





(C++20)


/

(C++11)
(C++11)
(C++11)
(C++17)

/
print (C++23)
/ C

basic_streambuf
basic_filebuf
basic_stringbuf
basic_spanbuf (C++23)
strstreambuf ( C++98)
basic_syncbuf (C++20)


ios_base
basic_ios
basic_istream
basic_ostream
basic_iostream
/
basic_ifstream
basic_ofstream
basic_fstream
/
basic_istringstream
basic_ostringstream
basic_stringstream
/
basic_ispanstream (C++23)
basic_ospanstream (C++23)
basic_spanstream (C++23)
istrstream ( C++98)
ostrstream ( C++98)
strstream ( C++98)

basic_osyncstream (C++20)

streamoff
streamsize
fpos

iostream_category (C++11)
io_errc (C++11)

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basic_ios::basic_ios
basic_ios::~basic_ios
: State functions Google. . .
basic_ios::good
basic_ios::eof
basic_ios::fail
basic_ios::bad
basic_ios::operator!
basic_ios::operator bool
basic_ios::rdstate
basic_ios::setstate
basic_ios::clear
: Formatting Google. . .
basic_ios::copyfmt
basic_ios::fill
: Miscellaneous Google. . .
basic_ios::exceptions
basic_ios::imbue
basic_ios::rdbuf
basic_ios::tie
basic_ios::narrow
basic_ios::widen
- : Protected member functions Google. . .
basic_ios::init
basic_ios::move
basic_ios::swap
basic_ios::set_rdbuf

cppreference.com

std::basic_ios

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std::ios_base

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