stream_copy_to_stream
(PHP 5)
stream_copy_to_stream — Copies data from one stream to another
Description
   int stream_copy_to_stream
    ( resource $source
   , resource $dest
   [, int $maxlength
   [, int $offset
  ]] )
  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.
Parameters
- source
 - 
      
The source stream
 - dest
 - 
      
The destination stream
 - maxlength
 - 
      
Maximum bytes to copy
 - offset
 - 
      
The offset where to start to copy data
 
Return values
Returns the total count of bytes copied.
ChangeLog
| Version | Description | 
|---|---|
| 5.1.0 | Added the offset parameter | 
Examples
Example#1 A stream_copy_to_stream() example
<?php
$src = fopen('https://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";
?>