| 
    | 
   ||
  | 
 int fflush( FILE *fp ) 
 FILE *fp; /* output stream pointer */ 
 
  | 
  | 
Synopsis  | 
#include "stdio.h" 
 The fflush function causes any buffered data to be written to the output stream fp . 
  | 
  | 
Parameters  | 
fp is an open output stream pointer. 
  | 
  | 
Return Value  | 
fflush returns 0 if successful, and EOF (-1) otherwise. 
  | 
  | 
See Also  | 
  | 
|
  | 
  |