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PHP Manual

# 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 `$maxlength` = -1 [, int `$offset` = 0 ]] )

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() - Kopiert eine Datei

stream_context_set_params
stream_encoding
Stream Funktionen
PHP Manual