Stream Funções
PHP Manual

stream_copy_to_stream

(PHP 5, PHP 7)

stream_copy_to_streamCopies data from one stream to another

Descrição

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.

Parâmetros

source

The source stream

dest

The destination stream

maxlength

Maximum bytes to copy

offset

The offset where to start to copy data

Valor Retornado

Returns the total count of bytes copied, ou FALSE em caso de falha.

Changelog

Versão Descrição
5.1.0 Added the offset parameter

Exemplos

Exemplo #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($src$dest11024) . " bytes copied to first1k.txt\n";
echo 
stream_copy_to_stream($src$dest2) . " bytes copied to remainder.txt\n";

?>

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Stream Funções
PHP Manual