PHP 7 stream_copy_to stream() Function
Example
Copy 1024 bytes of data from one stream to another:
<?php
$src = fopen("test1.txt", "r");
$dest = fopen("test2.txt", "w");
//
Copy 1024 bytes to test2.txt
echo stream_copy_to_stream($src, $dest, 1024)
. " bytes copied to test2.txt";
?>
Definition and Usage
The stream_copy_to_stream() function copies data from one stream to another.
Syntax
stream_copy_to_stream(src, dest, maxlength, offset)
| Parameter | Description |
|---|---|
| src | Required. Specifies the source stream to copy data from |
| dest | Required. Specifies the destination stream to copy data to |
| maxlength | Optional. Specifies the maximum bytes to copy |
| offset | Optional. Specifies the offset where to start to copy data |
Technical Details
| Return Value: | The total number of bytes copied. FALSE on failure |
|---|---|
| PHP Version: | 5.0+ |
| PHP Changelog: | PHP 5.1: Added the offset parameter |
❮ PHP Stream Reference
