SplFileObject
PHP Manual

SplFileObject::fflush

(PHP 5 >= 5.1.0, PHP 7)

SplFileObject::fflushFlushes the output to the file

Description

public bool SplFileObject::fflush ( void )

Forces a write of all buffered output to the file.

Parameters

This function has no parameters.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example #1 SplFileObject::fflush() example

<?php
$file 
= new SplFileObject('misc.txt''r+');
$file->rewind();
$file->fwrite("Foo");
$file->fflush();
$file->ftruncate($file->ftell());
?>

See Also


SplFileObject
PHP Manual