Magento 2 File Operations

magento 2 file operations

\Magento\Framework\Filesystem\Io\File 

public function __construct( 
    \Magento\Framework\Filesystem\Io\File $file 
) { 
    $this->file = $file; 
}
 
public function streamRead($length = 1024)  
public function streamReadCsv($delimiter = ',', $enclosure = '"') 
public function streamWrite($str) 
public function streamWriteCsv(array $row, $delimiter = ',', $enclosure = '"') 
public function mkdir($dir, $mode = 0777, $recursive = true) 
public function rmdir($dir, $recursive = false) 
public static function rmdirRecursive($dir, $recursive = true) 
public function pwd() 
public function cd($dir) 
public function read($filename, $dest = null) 
public function write($filename, $src, $mode = null) 
public function fileExists($file, $onlyFile = true) 
public function isWriteable($path) 
public function getDestinationFolder($filePath) 
public function createDestinationDir($path) 
public function checkAndCreateFolder($folder, $mode = 0777) 
public function rm($filename) 
public function mv($src, $destination) 
public function cp($src, $destination) 
public function chmod($filename, $mode, $recursive = false) 
public static function chmodRecursive($dir, $mode) 
public function ls($grep = null) 
public function dirname($file) 
public function getDirectoriesList($path, $flag = GLOB_ONLYDIR) 
public function getPathInfo($path)