title: how get value of array in php code
body: <p>i want get value of array in php , but it don't ...
  my print_r($_POST) is :</p>
  
  <p><div class="snippet" data-lang="js" data-hide="false">
  <div class="snippet-code">
  <pre class="snippet-code-html lang-html prettyprint-override"><code>Array
  (
      [form] =&gt; Array
          (
              [site_core_selection] =&gt; Array
                  (
                      [0] =&gt; 
                  )
  
              [domain] =&gt; Array
                  (
                      [0] =&gt; com
                  )
  
              [hidden_premier] =&gt; 
              [shoping_hidden] =&gt; 
              [submit] =&gt; ØªØ§Ø¦ÛŒØ¯ Ø³Ù Ø§Ø±Ø´
              [formId] =&gt; 3
          )
  
  )</code></pre>
  </div>
  </div>
  </p>
  
  <p>i want get value of domain[0] , please help me ??</p>