markdown 一些有用的网站代码

Posted 2021-05-06

## add .active to parent [li] of [a] current opened tag

```javascript
  $(function () {
      // Navigation active
      $('ul.navbar-nav a[href="{{ "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]" }}"]').closest('li').addClass('active');
  });
```

## copyright

```
  &copy; {{ date('Y') }}. Created by <a href="http://khlilio.me">Mahmoud Khalil</a>
```
`return 'INV-' . sprintf( "%04d", $this->id);`

```
# Redirect Trailing Slashes If Not A Folder...                          
RewriteCond %{REQUEST_FILENAME} !-d                                     
RewriteRule ^(.*)/$ /$1 [L,R=301]  
```