Σ(゚Д゚;≡;゚д゚)Σ(゚Д゚;≡;゚д゚)Σ(゚Д゚;≡;゚д゚)始,故人唐宰相鲁公,🆚开府南服,余以布衣从戎。明年,别公漳水湄。后明年,公以事过张睢阳庙及颜杲卿所尝往来处,悲歌慷慨,卒不负其言而从之游。今其诗具在,可考也。😭
<?php
namespace GuzzleHttp\Psr7;
use Psr\Http\Message\StreamInterface;
/**
* Lazily reads or writes to a file that is opened only after an IO operation
* take place on the stream.
*
* @final
*/
class LazyOpenStream implements StreamInterface
{
use StreamDecoratorTrait;
/** @var string File to open */
private $filename;
/** @var string */
private $mode;
/**
* @param string $filename File to lazily open
* @param string $mode fopen mode to use when opening the stream
*/
public function __construct($filename, $mode)
{
$this->filename = $filename;
$this->mode = $mode;
}
/**
* Creates the underlying stream lazily when required.
*
* @return StreamInterface
*/
protected function createStream()
{
return Utils::streamFor(Utils::tryFopen($this->filename, $this->mode));
}
}