ZBlogPHP::GetInstance PHP Method

    public static function GetInstance()
    {
        if (!isset(self::$_zbp)) {
            self::$_zbp = new ZBlogPHP();
        }
        return self::$_zbp;
    }

 function ExistTable($tablename)
 {
     $zbp = ZBlogPHP::GetInstance();
     $a = $this->Query($this->sql->ExistTable($tablename));
     if (!is_array($a)) {
         return false;
     }
     $b = current($a);
     if (!is_array($b)) {
         return false;
     }
     $c = (int) current($b);
     if ($c > 0) {
         return true;
     } else {
         return false;
     }
 }