src/ServiceProvider.php
public function version()
    {
        $app = $this->app;
        $tab = explode('Laravel Components ', $app->version());

        return intval(empty($tab[1]) ? $app::VERSION : $tab[1]);
    }
public function version()
    {
        $app = $this->app;
        $tab = explode('Laravel Components ', $app->version());

        return intval(empty($tab[1]) ? $app::VERSION : $tab[1]);
    }
Get the major Laravel version number.

@return int