printf sprintf fprintf

Source: Internet
Author: User

The use of printf, sprintf and fprintf

1.PRINTF is associated with a standard output file (stdout), and fprintf does not have this limitation.

2.fprintf is for file operation, the prototype is int fprintf (file *stream, const char *format [, argument] ...);

3.SPRINTF is formatted output to a string, fprintf is formatted output to a stream, usually to a file.

int fprintf (FILE *stream, const char *format [, argument] ...);
int sprintf (char *buffer, const char *format [, argument] ...);

printf sprintf fprintf

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