src/Process/SeleniumProcess.php
public function addArg($arg)
    {
        $this->args[] = $arg;
        $rest = array_slice(func_get_args(), 1);
        foreach ($rest as $arg) {
            $this->args[] = $arg;
        }
    }
public function addArg($arg)
    {
        $this->args[] = $arg;
        $rest = array_slice(func_get_args(), 1);
        foreach ($rest as $arg) {
            $this->args[] = $arg;
        }
    }
{@inheritdoc}

@param string $arg
@return void