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# stream_copy_to_stream

(PHP 5)

stream_copy_to_stream -- Copies data from one stream to another

## Beschreibung

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.

## Parameter Liste

source

  The source stream

dest

  The destination stream

maxlength

  Maximum bytes to copy

offset

  The offset where to start to copy data

## Rückgabewerte

Returns the total count of bytes copied.

## ChangeLog

Version | Beschreibung
--- | ---
5.1.0 | Added the offset parameter

## Beispiele

Beispiel 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"; ?>`

## Siehe auch

copy()

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