fflush()
Writes data to a file.
Synopsis
int fflush( file f );
Parameters
| Parameter | Meaning |
|---|---|
| f | File |
Return value
EOF in the event of a write error -1 otherwise, 0.
Error
Description
Writes buffered, not yet written data to the file f and returns EOF in the event of write errors, otherwise 0.
Example
main()
{
file f;
f=fopen("C:/TEMP/TEST.TXT","w");
fputs("Testtext",f);
fflush(f); // write buffer immediately
fclose(f);
}Assignment
File function
Availability
CTRL
