echo $ul; // gives this code:
<ul id="menu">
<li id="some_id" class="some_class">...</li>
<li id="some_id" class="some_class">...</li>
<li id="some_id" class="some_class">...</li>
</ul>
How to add some class for the first and the last <li>  strong>
Bir regex solution gerekir.
echo $ul; vermek (biz sınıf my_class için eklerseniz son <li>) olmalıdır:
<ul id="menu">
<li id="some_id" class="some_class">...</li>
<li id="some_id" class="some_class">...</li>
<li id="some_id" class="some_class my_class">...</li>
</ul>
