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<?php
/**
* This file is part of vfsStream.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @package org\bovigo\vfs
*/
namespace org\bovigo\vfs\content;
/**
* Interface for actual file contents.
*
* @since 1.3.0
*/
interface FileContent
{
/**
* returns actual content
*
* @return string
*/
public function content();
/**
* returns size of content
*
* @return int
*/
public function size();
/**
* reads the given amount of bytes from content
*
* @param int $count
* @return string
*/
public function read($count);
/**
* seeks to the given offset
*
* @param int $offset
* @param int $whence
* @return bool
*/
public function seek($offset, $whence);
/**
* checks whether pointer is at end of file
*
* @return bool
*/
public function eof();
/**
* writes an amount of data
*
* @param string $data
* @return int amount of written bytes
*/
public function write($data);
/**
* Truncates a file to a given length
*
* @param int $size length to truncate file to
* @return bool
*/
public function truncate($size);
}
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