/// <summary>
 /// 是否数值类型
 /// </summary>
 /// <param name="o">欲被测试的对象</param>
 /// <returns></returns>
 public static bool IsNumberType(object o)
 {
     if (o == null)
     {
         return(false);
     }
     if (o is ValueType)
     {
         return(ValueTypeUnit.IsNumberType(o.GetType()));
     }
     return(false);
 }
 /// <summary>
 /// 是否基本类型
 /// </summary>
 /// <param name="type">类型</param>
 /// <returns></returns>
 public static bool IsBasicType(Type type)
 {
     return(type == typeof(IPAddress) || ValueTypeUnit.IsDateTime(type) ||
            ValueTypeUnit.IsNumberType(type) || TypeUnit.IsString(type) || ValueTypeUnit.IsFloatType(type));
 }