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Varianti

File input/output

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< c

 
 
File input/output
Funzioni
Original:
Functions
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Accesso ai file
Original:
File access
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Diretta input / output
Original:
Direct input/output
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fread
fwrite
Ingresso formattato / uscita
Original:
Unformatted input/output
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Formattato di input / output
Original:
Formatted input/output
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File di posizionamento
Original:
File positioning
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ftell
fgetpos
fseek
fsetpos
rewind
La gestione degli errori
Original:
Error handling
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clearerr
feof
ferror
perror
Le operazioni sui file
Original:
Operations on files
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remove
rename
tmpfile
tmpnam
 
L'intestazione <stdio.h> fornisce supporto generico operazione sul file e le funzioni di forniture con l'input di caratteri ristretto / funzioni di output.
Original:
The <stdio.h> header provides generic file operation support and supplies functions with narrow character input/output capabilities.
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L'intestazione <wchar.h> fornisce funzioni con input di caratteri estesi / funzioni di output.
Original:
The <wchar.h> header supplies functions with wide character input/output capabilities.
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Indice

[modifica] Funzioni

Accesso ai file
Original:
File access
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apre un file
Original:
opens a file
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(funzione) [edit]
aprire uno stream esistente con un nome diverso
Original:
open an existing stream with a different name
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(funzione) [edit]
chiude un file
Original:
closes a file
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(funzione) [edit]
sincronizza un flusso di output con il file vero e proprio
Original:
synchronizes an output stream with the actual file
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(funzione) [edit]
passa un flusso di file tra caratteri larghi di I / O e il carattere stretto di I / O
Original:
switches a file stream between wide character I/O and narrow character I/O
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(funzione) [edit]
imposta il buffer per un flusso di file
Original:
sets the buffer for a file stream
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(funzione) [edit]
imposta il buffer e la dimensione di un flusso di file
Original:
sets the buffer and its size for a file stream
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(funzione) [edit]
Diretta input / output
Original:
Direct input/output
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legge da un file
Original:
reads from a file
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(funzione) [edit]
scrive su un file
Original:
writes to a file
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(funzione) [edit]
Ingresso formattato / uscita
Original:
Unformatted input/output
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Carattere stretta
Original:
Narrow character
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ottiene un carattere da un flusso di file
Original:
gets a character from a file stream
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(funzione) [edit]
ottiene una stringa di caratteri da un flusso di file
Original:
gets a character string from a file stream
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(funzione) [edit]
scrive un carattere a un flusso di file
Original:
writes a character to a file stream
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(funzione) [edit]
Scrive una stringa di caratteri in un flusso di file
Original:
writes a character string to a file stream
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(funzione) [edit]
legge un carattere da stdin
Original:
reads a character from stdin
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(funzione) [edit]
legge una stringa di caratteri da stdin
Original:
reads a character string from stdin
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(funzione) [edit]
scrive un carattere stdout
Original:
writes a character to stdout
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(funzione) [edit]
Scrive una stringa di caratteri stdout
Original:
writes a character string to stdout
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(funzione) [edit]
mette un personaggio nuovo in un flusso di file
Original:
puts a character back into a file stream
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(funzione) [edit]
Carattere esteso
Original:
Wide character
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ottiene un carattere esteso da un flusso di file
Original:
gets a wide character from a file stream
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(funzione) [edit]
Ottiene una stringa da un ampio flusso di file
Original:
gets a wide string from a file stream
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(funzione) [edit]
scrive un carattere esteso a un flusso di file
Original:
writes a wide character to a file stream
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(funzione) [edit]
scrive una stringa bersaglio un flusso di file
Original:
writes a wide string to a file stream
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(funzione) [edit]
legge un carattere esteso da stdin
Original:
reads a wide character from stdin
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(funzione) [edit]
scrive un carattere completamente fuori bersaglio stdout
Original:
writes a wide character to stdout
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(funzione) [edit]
mette un carattere esteso di nuovo in un flusso di file
Original:
puts a wide character back into a file stream
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(funzione) [edit]
Formattato di input / output
Original:
Formatted input/output
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Carattere stretta
Original:
Narrow character
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legge l'input formattato da stdin, un flusso di file o di un buffer
Original:
reads formatted input from stdin, a file stream or a buffer
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(funzione) [edit]
(C99)
(C99)
(C99)
legge l'input formattato da stdin, un flusso di file o un buffer
utilizzando elenco di argomenti variabili
Original:
reads formatted input from stdin, a file stream or a buffer
using variable argument list
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(funzione) [edit]
stampe formattata uscita stdout, un flusso di file o di un buffer
Original:
prints formatted output to stdout, a file stream or a buffer
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(funzione) [edit]
stampe formattata uscita stdout, un flusso di file o un buffer
utilizzando elenco di argomenti variabili
Original:
prints formatted output to stdout, a file stream or a buffer
using variable argument list
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(funzione) [edit]
Carattere esteso
Original:
Wide character
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legge formattato ingresso ampio personaggio di stdin, un flusso di file o di un buffer
Original:
reads formatted wide character input from stdin, a file stream or a buffer
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(funzione) [edit]
legge formattato ingresso ampio personaggio di stdin, stream
un file o un buffer utilizzando elenco di argomenti variabili
Original:
reads formatted wide character input from stdin, a file stream
or a buffer using variable argument list
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(funzione) [edit]
stampe formattata uscita ampio carattere stdout, un flusso di file o di un buffer
Original:
prints formatted wide character output to stdout, a file stream or a buffer
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(funzione) [edit]
stampe formattata uscita ampio carattere stdout, stream
un file o un buffer utilizzando elenco di argomenti variabili
Original:
prints formatted wide character output to stdout, a file stream
or a buffer using variable argument list
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(funzione) [edit]
File di posizionamento
Original:
File positioning
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restituisce l'attuale indicatore di posizione del file
Original:
returns the current file position indicator
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(funzione) [edit]
ottiene l'indicatore di posizione del file
Original:
gets the file position indicator
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(funzione) [edit]
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
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(funzione) [edit]
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
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(funzione) [edit]
sposta l'indicatore di posizione file all'inizio in un file
Original:
moves the file position indicator to the beginning in a file
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(funzione) [edit]
La gestione degli errori
Original:
Error handling
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cancella errori
Original:
clears errors
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(funzione) [edit]
controlli per la fine del file
Original:
checks for the end-of-file
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(funzione) [edit]
assegni per un errore di file
Original:
checks for a file error
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(funzione) [edit]
visualizza una stringa di caratteri del corrispondente errore di corrente stderr
Original:
displays a character string corresponding of the current error to stderr
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(funzione) [edit]
Le operazioni sui file
Original:
Operations on files
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cancella un file
Original:
erases a file
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(funzione) [edit]
rinomina un file
Original:
renames a file
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(funzione) [edit]
restituisce un puntatore a un file temporaneo
Original:
returns a pointer to a temporary file
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(funzione) [edit]
restituisce un nome file univoco
Original:
returns a unique filename
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(funzione) [edit]

[modifica] Tipi

Defined in header <stdio.h>
Tipo
Original:
Type
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Definition
FILE
tipo, in grado di contenere tutte le informazioni necessarie alla guida di un CI / O stream
Original:
type, capable of holding all information needed to control a C I/O stream
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fpos_t
tipo, in grado di specificare univocamente una posizione in un file
Original:
type, capable of uniquely specifying a position in a file
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[modifica] Macro

Defined in header <stdio.h>
stdin
stdout
stderr
espressione di tipo * FILE associato stream
expression input di tipo FILE * associato al stream
expression uscita di tipo * FILE associato al flusso di output di errore
Original:
expression of type FILE* associated with the input stream
expression of type FILE* associated with the output stream
expression of type FILE* associated with the error output stream
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(macro costante)
EOF
intera espressione costante di int tipo e il valore negativo
Original:
integer constant expression of type int and negative value
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(macro costante)
FOPEN_MAX
numero di file che possono essere aperti contemporaneamente
Original:
number of files that can be open simultaneously
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(macro costante)
FILENAME_MAX
dimensione necessaria per un array di char per contenere il nome più lungo di file supportato
Original:
size needed for an array of char to hold the longest supported file name
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(macro costante)
BUFSIZ
dimensione del buffer utilizzato da setbuf ()
Original:
size of the buffer used by setbuf()
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(macro costante)
_IOFBF
_IOLBF
_IONBF
argomento di setvbuf () che indica con buffer I / O
argument a setvbuf () che indica la linea l'I / O
argument a setvbuf () indicando senza buffer I / O
Original:
argument to setvbuf() indicating fully buffered I/O
argument to setvbuf() indicating line buffered I/O
argument to setvbuf() indicating unbuffered I/O
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(macro costante)
SEEK_SET
SEEK_CUR
SEEK_END
argomento di fseek () che indica in cerca dall'inizio della file
argument di fseek () che indica in cerca dal position
argument file corrente fseek () che indica in cerca dalla fine del file
Original:
argument to fseek() indicating seeking from beginning of the file
argument to fseek() indicating seeking from the current file position
argument to fseek() indicating seeking from end of the file
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(macro costante)
TMP_MAX
numero massimo di nomi di file unici che possono essere generati da tmpnam ()
Original:
maximum number of unique filenames that can be generated by tmpnam()
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(macro costante)
L_tmpnam
dimensione necessaria per un array di char per memorizzare il risultato di tmpnam ()
Original:
size needed for an array of char to hold the result of tmpnam()
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(macro costante)