Filesystem Functions
PHP Manual

fflush

(PHP 4 >= 4.0.1, PHP 5)

fflushFlushes the output to a file

Description

bool fflush ( resource $handle )

This function forces a write of all buffered output to the resource pointed to by the file handle .

Parameters

handle

The file pointer must be valid, and must point to a file successfully opened by fopen() or fsockopen() (and not yet closed by fclose()).

Return Values

Returns TRUE on success or FALSE on failure.


Filesystem Functions
PHP Manual