Barryvdh\Snappy\PdfWrapper::save PHP Method

    public function save($filename, $overwrite = false)
    {
        if ($this->html) {
            $this->snappy->generateFromHtml($this->html, $filename, $this->options, $overwrite);
        } elseif ($this->file) {
            $this->snappy->generate($this->file, $filename, $this->options, $overwrite);
        }
        return $this;
    }

 /**
  * Save the PDF to a file
  *
  * @param $filename
  * @return static 
  * @static 
  */
 public static function save($filename)
 {
     return \Barryvdh\Snappy\PdfWrapper::save($filename);
 }