SplFileObject::fflush

(PHP 5 >= 5.1.0, PHP 7)
Flushes the output to the file
public bool SplFileObject::fflush ( void )

Forces a write of all buffered output to the file.

Returns:

Returns TRUE on success or FALSE on failure.

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

See also:

SplFileObject::fwrite() -

doc_php
2016-02-24 16:20:17
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