-Checking- {sCity}/{sCategory} --> #^/([a-z]{1})/(.+?)/(.+?)(?:/|$)# : /a/1775840/خدمات/view,grid--<pre>Array
(
    [0] => /a/1775840/خدمات/
    [1] => a
    [2] => 1775840
    [3] => خدمات
)
</pre><!-- 0.00322890281677 seg. -->