public function update(string $path, string $contents): bool
    {
        return $this->flySystem->update($path, $contents);
    }
public function update(string $path, string $contents): bool
    {
        return $this->flySystem->update($path, $contents);
    }
public function update ( string $ path , string $ contents ) : bool { return $ this -> flySystem -> update ( $ path , $ contents ) ; }
Update an existing file.

@param string $path     The path
@param string $contents The contents

@throws \League\Flysystem\FileNotFoundException

@return bool
Update an existing file .