Namespace
Varianti

std::ftell

Da cppreference.com.
< cpp‎ | io‎ | c

 
 
Ingresso / libreria di output
I / O manipolatori
C-style I / O
Buffer
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(deprecato)
Streams
Original:
Streams
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Astrazioni
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
File I / 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
String 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
Array 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(deprecato)
ostrstream(deprecato)
strstream(deprecato)
Tipi
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
Errore categoria interfaccia
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)
 
C-style I / O
Funzioni
Original:
Functions
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Accesso ai file
Original:
File access
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Diretta input / output
Original:
Direct input/output
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
fread
fwrite
Ingresso formattato / uscita
Original:
Unformatted input/output
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Formattato di input / output
Original:
Formatted input/output
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
File di posizionamento
Original:
File positioning
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
ftell
fgetpos
fseek
fsetpos
rewind
La gestione degli errori
Original:
Error handling
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
clearerr
feof
ferror
perror
Le operazioni sui file
Original:
Operations on files
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
remove
rename
tmpfile
tmpnam
 
Elemento definito nell'header <cstdio>
long ftell( std::FILE* stream );
Restituisce il valore corrente dell'indicatore di posizione per il file di stream flusso di file.
Original:
Returns the current value of the file position indicator for the file stream stream.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Se il flusso è aperto in modalità binaria, il valore ottenuto da questa funzione è il numero di byte dall'inizio del file.
Original:
If the stream is open in binary mode, the value obtained by this function is the number of bytes from the beginning of the file.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Se il flusso è aperto in modalità testo, il valore restituito da questa funzione non è specificato e ha senso solo come input per std::fseek
Original:
If the stream is open in text mode, the value returned by this function is unspecified and is only meaningful as the input to std::fseek
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Indice

[modifica] Parametri

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

[modifica] Valore di ritorno

File indicatore di posizione in caso di successo o -1L se guasto. Consente inoltre di impostare errno in caso di fallimento.
Original:
File position indicator on success or -1L if failure occurs. Also sets errno on failure.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[modifica] Esempio

[modifica] Vedi anche

ottiene l'indicatore di posizione del file
Original:
gets the file position indicator
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(funzione) [modifica]
si sposta l'indicatore di posizione file in una posizione specifica in un file
Original:
moves the file position indicator to a specific location in a file
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(funzione) [modifica]
si sposta l'indicatore di posizione file in una posizione specifica in un file
Original:
moves the file position indicator to a specific location in a file
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(funzione) [modifica]
C documentation for ftell