(PHP 5)
stream_copy_to_stream — Copies data from one stream to another
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.
The source stream
The destination stream
Maximum bytes to copy
The offset where to start to copy data
Returns the total count of bytes copied.
| 版本 | 说明 |
|---|---|
| 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";
?>