PHP Handbuch
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# 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])

Makes a copy of up to `maxlength` bytes of data from the current position in `source` to `dest`. If `maxlength` is not specified, all remaining content in `source` will be copied. Returns the total count of bytes copied.

Beispiel 1. 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"; ?>`

See also copy().

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