(PHP 5, PHP 7)
stream_copy_to_stream — Copies data from one stream to another
$source
, resource $dest
[, int $maxlength
= -1
[, int $offset
= 0
]] ) : int
Makes a copy of up to maxlength
bytes
of data from the current position (or from the
offset
position, if specified) in
source
to dest
. If
maxlength
is not specified, all remaining content in
source
will be copied.
source
The source stream
dest
The destination stream
maxlength
Maximum bytes to copy
offset
The offset where to start to copy data
Returns the total count of bytes copied, or FALSE
on failure.
Version | Description |
---|---|
5.1.0 |
Added the offset parameter
|
Example #1 A stream_copy_to_stream() example
<?php
$src = fopen('http://www.example.com', 'r');
$dest1 = fopen('first1k.txt', 'w');
$dest2 = fopen('remainder.txt', 'w');
echo stream_copy_to_stream($src, $dest1, 1024) . " bytes copied to first1k.txt\n";
echo stream_copy_to_stream($src, $dest2) . " bytes copied to remainder.txt\n";
?>