public function help()
    {
        $builder = new ProcessBuilder(array('--extended-help'));
        $builder->setPrefix($this->config['bin']);
        $process = $builder->getProcess();

        $process->run();

        if ($process->isSuccessful()) {
            return $process->getOutput();
        }
    }
public function help()
    {
        $builder = new ProcessBuilder(array('--extended-help'));
        $builder->setPrefix($this->config['bin']);
        $process = $builder->getProcess();

        $process->run();

        if ($process->isSuccessful()) {
            return $process->getOutput();
        }
    }
public function help ( ) { $ builder = new ProcessBuilder ( array ( '--extended-help' ) ) ; $ builder -> setPrefix ( $ this -> config [ 'bin' ] ) ; $ process = $ builder -> getProcess ( ) ; $ process -> run ( ) ; if ( $ process -> isSuccessful ( ) ) { return $ process -> getOutput ( ) ; } }
Return the extended help of WkHtmlToPdf

@return string
Return the extended help of WkHtmlToPdf