std::fsetpos

 

C++

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Stringhe

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Libreria matematca

Input/output

Localizzazione

Espressioni regolari(C++11)

Operazioni atomicche(C++11)

Multithreading(C++11)

 

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.
fopen freopen fclose fflush	fwide setbuf setvbuf
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.
fgetc fgets fputc fputs getchar gets putchar puts ungetc	fgetwc fgetws fputwc fputws getwchar putwchar ungetwc
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.
scanf fscanf sscanf vscanf vfscanf vsscanf (C++11) (C++11) (C++11) printf fprintf sprintf snprintf (C++11) vprintf vfprintf vsprintf vsnprintf (C++11)	wscanf fwscanf swscanf vwscanf vfwscanf vswscanf (C++11) (C++11) (C++11) wprintf fwprintf swprintf vwprintf vfwprintf vswprintf
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>
int fsetpos(std::FILE* stream, conststd::fpos_t* pos );

Consente di impostare l'indicatore di posizione del file e lo stato di analisi multibyte (se presente) per il flusso di file C stream in base al valore puntato da pos.

Original:

Sets the file position indicator and the multibyte parsing state (if any) for the C file stream stream according to the value pointed to by pos.

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Oltre a stabilire nuovo stato e la posizione di analisi, una chiamata a questa funzione annulla gli effetti della std::ungetc e cancella la fine del file di stato, se è impostata.

Original:

Besides establishing new parse state and position, a call to this function undoes the effects of std::ungetc and clears the end-of-file state, if it is set.

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Se una lettura o scrittura di errore, l'indicatore di errore (std::ferror) per il flusso viene impostato.

Original:

If a read or write error occurs, the error indicator (std::ferror)for the stream is set.

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Parametri

stream	-	stream file da modificare Original: file stream to modify The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
pos	-	puntatore a un oggetto fpos_t ottenuto da std::fgetpos chiamato un flusso associato con lo stesso file Original: pointer to a fpos_t object obtained from std::fgetpos called on a stream associated with the same file The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Valore di ritorno

​0​ caso di successo, valore diverso da zero in caso contrario. Inoltre, imposta errno in caso di fallimento.

Original:

​0​ upon success, nonzero value otherwise. Also, sets errno on failure.

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Vedi anche

fgetpos	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)
ftell	restituisce l'attuale indicatore di posizione del file Original: returns the current 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)
fseek	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)
C documentation for fsetpos