SplFileObject::fflush
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
SplFileObject::fflush — Flushes the output to the file
Description
public SplFileObject::fflush(): bool
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());
?>
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