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# stream_copy_to_stream

(PHP 5)

stream_copy_to_stream -- Copies data from one stream to another

## Descrizione

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.

## Elenco dei parametri

source

  The source stream

dest

  The destination stream

maxlength

  Maximum bytes to copy

offset

  The offset where to start to copy data

## Valori restituiti

Returns the total count of bytes copied.

## Log delle modifiche

Versione | Descrizione
--- | ---
5.1.0 | Added the offset parameter

## Esempi

Esempio 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"; ?>`

## Vedere anche:

copy()

Indietro | Partenza | Avanti
stream_context_set_params | Risali | stream_filter_append