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.

例子 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().