title: how to give url a unique id in php?
body: <p>I want give particular unique id in my url, 
  like at the end of url <strong>"?id=smtb"</strong> should be included...</p>
  
  <p>as I am not knowing which code to be used in order to convert below url </p>
  
  <pre><code>www.mylink.com/page.php
  </code></pre>
  
  <p>into</p>
  
  <pre><code>www.mylink.com/page.php?id=smtb
  www.mylink.com/page.php?id=sea
  </code></pre>
  
  <p>so that I can able to store in my database </p>