std::ios_base

 

C++

Langage

Concepts

Bibliothèque d'utilitaires

Bibliothèque pour les chaînes de caractères

Bibliothèque de conteneurs

Bibliothèque d'algorithmes

Bibliothèque d'itérateurs

Bibliothèque pour le calcul numérique

Bibliothèque pour les entrées/sorties

Bibliothèque pour la régionalisation

Bibliothèque pour les expressions régulières (C++11)

Bibliothèque pour les opérations atomiques (C++11)

Bibliothèque pour les processus légers (threads) (C++11)

 

D'entrée / sortie de bibliothèque

I / O manipulateurs

C-style I / O

Tampons Original: Buffers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_streambuf

basic_filebuf

basic_stringbuf

strstreambuf (obsolète)

Cours d'eau Original: Streams The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Abstractions Original: Abstractions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

ios_base

basic_ios

basic_istream

basic_ostream

basic_iostream

Fichier E / O Original: File I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_ifstream

basic_ofstream

basic_fstream

Chaîne I / O Original: String I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_istringstream

basic_ostringstream

basic_stringstream

Tableau I / O Original: Array I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

istrstream (obsolète)

ostrstream (obsolète)

strstream (obsolète)

Types Original: Types The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

streamoff

streamsize

fpos

Interface catégorie d'erreur Original: Error category interface The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

iostream_category (C++11)

io_errc (C++11)

 

std::ios_base

Les fonctions membres Original: Member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

ios_base::ios_base

ios_base::~ios_base

Mise en forme Original: Formatting The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

ios_base::flags

ios_base::setf

ios_base::unsetf

ios_base::precision

ios_base::width

Locales Original: Locales The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

ios_base::imbue

ios_base::getloc

Interne gamme extensible Original: Internal extensible array The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

ios_base::xalloc

ios_base::iword

ios_base::pword

Divers Original: Miscellaneous The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

ios_base::register_callback

ios_base::sync_with_stdio

Classes de membres Original: Member classes The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

ios_base::failure

ios_base::Init

Types de membres Original: Member types The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

ios_base::openmode

ios_base::fmtflags

ios_base::iostate

ios_base::seekdir

ios_base::event

ios_base::event_callback

 

Déclaré dans l'en-tête <ios>
class ios_base;

Le ios_base classe est une classe polyvalente qui sert de classe de base pour toutes les classes de flux d'E / S. Il maintient plusieurs types de données:

Original:

The class ios_base is a multipurpose class that serves as the base class for all I/O stream classes. It maintains several kinds of data:

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1)

informations d'état: indicateurs d'état des cours d'eau

Original:

state information: stream status flags

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2)

informations de contrôle: indicateurs qui contrôlent la mise en forme à la fois d'entrée et de sortie des séquences et les paramètres régionaux imprégnée

Original:

control information: flags that control formatting of both input and output sequences and the imbued locale

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3)

stockage privé: indexé structure extensible qui permet à la fois de données long et les membres void*, qui peut être mis en œuvre sous forme de deux tableaux de longueur arbitraire ou un tableau de deux éléments struct ou un autre récipient .

Original:

private storage: indexed extensible data structure that allows both long and void* members, which may be implemented as two arbitrary-length arrays or a single array of two-element structs or another container.

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4)

rappels: nombre arbitraire de fonctions définies par l'utilisateur pour être appelés à partir imbue (), copyfmt (), et ~ ios_base ()

Original:

callbacks: arbitrary number of user-defined functions to be called from imbue(), copyfmt(), and ~ios_base()

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Mise en œuvre typique détient constantes membre correspondant à toutes les valeurs de fmtflags, iostate, openmode et seekdir-dessous, les variables membres pour maintenir la précision actuelle, la largeur et codes de formatage, le masque d'exception, l'état d'erreur de tampon, un conteneur redimensionnable la tenue des rappels, de la locale courante imprégné, le stockage privé, et une variable statique entier pour xalloc () .

Original:

Typical implementation holds member constants corresponding to all values of fmtflags, iostate, openmode, and seekdir shown below, member variables to maintain current precision, width, and formatting flags, the exception mask, the buffer error state, a resizeable container holding the callbacks, the currently imbued locale, the private storage, and a static integer variable for xalloc().

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Fonctions membres

(constructor)	Construit l'objet Original: constructs the object The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre protégée)
(destructor) [ virtuel Original: virtual The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. ]	Détruit l'objet Original: destructs the object The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (function membre virtuelle publique)
Mise en forme Original: Formatting The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
flags	gère indicateurs de format Original: manages format flags The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre publique)
setf	active l'indicateur de format spécifique Original: sets specific format flag The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre publique)
unsetf	clears specific format flag (fonction membre publique)
precision	gère précision décimale des opérations en virgule flottante Original: manages decimal precision of floating point operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre publique)
width	manages field width (fonction membre publique)
Locales Original: Locales The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
imbue	fixe locale Original: sets locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre publique)
getloc	retourne localisation en cours Original: returns current locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre publique)
Interne gamme extensible Original: Internal extensible array The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
xalloc [ statique Original: static The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. ]	renvoie un entier ensemble du programme unique qui est sûr à utiliser comme indice de motpasse () et iword () Original: returns a program-wide unique integer that is safe to use as index to pword() and iword() The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre publique statique)
iword	redimensionne le stockage privé et le cas échéant un accès à l'élément de long à l'index donné Original: resizes the private storage if necessary and access to the long element at the given index The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre publique)
pword	redimensionne le stockage privé et le cas échéant un accès à l'élément de void* à l'index donné Original: resizes the private storage if necessary and access to the void* element at the given index The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre publique)
Divers Original: Miscellaneous The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
register_callback	enregistre fonction de rappel d'événement Original: registers event callback function The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre publique)
sync_with_stdio [ statique Original: static The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. ]	définit si le C + + et C des bibliothèques d'entrées-sorties sont interopérables Original: sets whether C++ and C IO libraries are interoperable The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction membre publique statique)
Classes de membres Original: Member classes The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
failure	exception ruisseau Original: stream exception The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (classe membre publique)
Init	initialise les objets de flux standard Original: initializes standard stream objects The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (classe membre publique)

Types de membres et de constantes Original: Member types and constants The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
Type d' Original: Type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.	Explanation
openmode	type de mode de flux ouvert Les constantes suivantes sont également définis: Original: stream open mode type The following constants are also defined: The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Constante Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation app demander à l'extrémité du flux avant chaque écriture Original: seek to the end of stream before each write The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. binary ouvrir en mode binaire Original: open in binary mode The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. in ouvrir en lecture Original: open for reading The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. out ouvrir en écriture Original: open for writing The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. trunc jeter le contenu du courant lors de l'ouverture Original: discard the contents of the stream when opening The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. ate demander à l'extrémité du flux immédiatement après ouverture Original: seek to the end of stream immediately after open The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (typedef)
fmtflags	la mise en forme des drapeaux de type Les constantes suivantes sont également définis: Original: formatting flags type The following constants are also defined: The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Constante Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation dec utiliser la base décimale pour l'entier I / O Original: use decimal base for integer I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. oct utiliser octal de base pour l'entier I / O Original: use octal base for integer I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. hex utiliser la base hexadécimale entier I / O Original: use hexadecimal base for integer I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. basefield dec|oct|hex|0. Utile pour masquer les opérations Original: dec|oct|hex|0. Useful for masking operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. left réglage gauche (ajoute des caractères de remplissage à droite) Original: left adjustment (adds fill characters to the right) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. right réglage de droite (ajoute des caractères de remplissage à gauche) Original: right adjustment (adds fill characters to the left) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. internal ajustement interne (ajoute des caractères de remplissage au point interne désignée) Original: internal adjustment (adds fill characters to the internal designated point) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. adjustfield left|right|internal. Utile pour masquer les opérations Original: left|right|internal. Useful for masking operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. scientific générer des types virgule flottante en utilisant la notation scientifique, ou une notation hexadécimale s'il est combiné avec fixe Original: generate floating point types using scientific notation, or hex notation if combined with fixed The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. fixed générer des types virgule flottante en utilisant la notation fixe ou notation hexadécimale si elle est combinée avec les scientifiques Original: generate floating point types using fixed notation, or hex notation if combined with scientific The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. floatfield scientific|fixed|(scientific|fixed)|0. Utile pour masquer les opérations Original: scientific|fixed|(scientific|fixed)|0. Useful for masking operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. boolalpha insérer et d'extraire de type bool au format alphanumérique Original: insert and extract bool type in alphanumeric format The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. showbase générer un préfixe indiquant la base numérique pour la sortie de nombre entier, nécessitent l'indicateur monnaie monétaire I / O Original: generate a prefix indicating the numeric base for integer output, require the currency indicator in monetary I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. showpoint générer un caractère point décimal sans condition pour la sortie de nombre à virgule flottante Original: generate a decimal-point character unconditionally for floating-point number output The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. showpos générer un caractère + pour les non-négative de sortie numérique Original: generate a + character for non-negative numeric output The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. skipws sauter espaces en tête avant les opérations d'entrée de certains Original: skip leading whitespace before certain input operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. unitbuf rincer la sortie après chaque opération de sortie Original: flush the output after each output operation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. uppercase remplacer certaines lettres minuscules avec leurs uppercase equivalents dans certaines opérations de sortie de sortie Original: replace certain lowercase letters with their uppercase equivalents in certain output output operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (typedef)
iostate	état du type de flux Les constantes suivantes sont également définis: Original: state of the stream type The following constants are also defined: The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Constante Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation goodbit pas d'erreur Original: no error The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. badbit erreur de flux irrécupérables Original: irrecoverable stream error The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. failbit d'entrée / sortie de l'opération a échoué (erreur de formatage ou d'extraction) Original: input/output operation failed (formatting or extraction error) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. eofbit séquence d'entrée associé a atteint la fin de fichier Original: associated input sequence has reached end-of-file The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (typedef)
seekdir	cherchant type de direction Les constantes suivantes sont également définis: Original: seeking direction type The following constants are also defined: The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Constante Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation beg le début d'un flux Original: the beginning of a stream The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. end la fin d'un cours d'eau Original: the ending of a stream The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. cur la position actuelle de l'indicateur de position courant Original: the current position of stream position indicator The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (typedef)
event	spécifie le type d'événement Original: specifies event type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (enum)
event_callback	callback type de fonction Original: callback function type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (typedef)
Obsolète types de membres Original: Deprecated member types The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
Type d' Original: Type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.	Explanation
io_state (obsolète)	type entier qui peut être utilisé comme iostate Original: integer type that may be used like iostate The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
open_mode (obsolète)	type entier qui peut être utilisé comme openmode Original: integer type that may be used like openmode The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
seek_dir (obsolète)	type entier qui peut être utilisé comme seekdir Original: integer type that may be used like seekdir The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
streamoff (obsolète)	type non spécifié qui peut être utilisé comme off_type, pas nécessairement std::streamoff Original: unspecified type that may be used like off_type, not necessarily std::streamoff The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
streampos (obsolète)	type non spécifié qui peut être utilisé comme pos_type, pas nécessairement std::streampos Original: unspecified type that may be used like pos_type, not necessarily std::streampos The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.