title: Foreach PHP Error
body: <p>I am receiving the following foreach error on my PHP file and I have no idea how to fix it. Does anyone have any ideas?</p>
  
  <p>When I load the page I get this:</p>
  
  <pre><code>Warning: Invalid argument supplied for foreach() in /home/mysite/public_html/merge/class/global_functions.php on line 61
  
  Warning: Invalid argument supplied for foreach() in /home/mysite/public_html/merge/class/global_functions.php on line 89
  </code></pre>
  
  <p>Line 61 and 89 of my /class/global_functions.php are as followed:</p>
  
  <pre><code>Here is my code from line 61 to line 98:
  
      foreach($GLOBALS['userpermbit'] as $v)
      {
          if(strstr($v['perm'],'|'.$pageperm_id[0]['id'].'|'))
              return true;
      }
  
      //if they dont have perms and we're not externally including functions return false
      if ($GLOBALS['external'] != true) return false; return true;
  
  }
  
  //FUNCTION: quick perm check using perm info from the onload perm check 
  function stealthPermCheck($req)
  {
      #if theyre an admin give them perms
      if(@in_array($GLOBALS['user'][0]['id'], $GLOBALS['superAdmins']))
              return true;    
  
      if(!is_numeric($req))
      {
          #if the req is numeric we need to match a title, not a permid. So try to do that
          foreach($GLOBALS['userpermbit'] as $v)
          {
              if(stristr($v['title'],$req))
                  return true;
          }
      }else{
          #check if they have perms numerically if so return true
          foreach($GLOBALS['userpermbit'] as $v)
          {
              if(strstr($v['perm'],'|'.$req.'|'))
                  return true;
          }
      }
  
      #if none of this returned true they dont have perms, return false
      return false;
  }
  </code></pre>