original_string: private function _modified_headers($last_modified)
      {
          $modified_since = (isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])) ? stripslashes($_SERVER['HTTP_IF_MODIFIED_SINCE']) : FALSE;
          
          if (! $modified_since or $modified_since != $last_modified)
              return;
              
              // Nothing has changed since their last request - serve a 304 and exit
          header('HTTP/1.1 304 Not Modified');
          header('Connection: close');
          exit();
      }
code: private function _modified_headers($last_modified)
      {
          $modified_since = (isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])) ? stripslashes($_SERVER['HTTP_IF_MODIFIED_SINCE']) : FALSE;
          
          if (! $modified_since or $modified_since != $last_modified)
              return;
              
              // Nothing has changed since their last request - serve a 304 and exit
          header('HTTP/1.1 304 Not Modified');
          header('Connection: close');
          exit();
      }
code_tokens: private function _modified_headers ( $ last_modified ) { $ modified_since = ( isset ( $ _SERVER [ 'HTTP_IF_MODIFIED_SINCE' ] ) ) ? stripslashes ( $ _SERVER [ 'HTTP_IF_MODIFIED_SINCE' ] ) : FALSE ; if ( ! $ modified_since or $ modified_since != $ last_modified ) return ; // Nothing has changed since their last request - serve a 304 and exit header ( 'HTTP/1.1 304 Not Modified' ) ; header ( 'Connection: close' ) ; exit ( ) ; }
docstring: Rerurns 304 Not Modified HTTP headers if required and exits
  
  @param
  string header formatted date
docstring_tokens: Rerurns 304 Not Modified HTTP headers if required and exits