---
# System prepended metadata

title: 後端課程

---

# 後端課程

View the book with "<i class="fa fa-book fa-fw"></i> Book Mode".

Examples
---
google 發送請求-> route -> [/website]
[view]->response->google



Route::get('/shiba/{number?}',function($number=null)
{   dd($number);
    return 'dreamfox0212 is adorable';
});

有數字輸出數字 沒數字就null

study this document
https://laravel.com/docs/8.x/routing#required-parameters
