/// <summary>
/// 是否为0或null
/// </summary>
public static void IfNullOrZero(ValueType valueType, Boolean canZero)
{
var type = valueType.GetType();
if (type.IsValueType && type.IsNumeric())
{
var flag = !canZero?valueType.CastTo(0.0) <= 0.0 : valueType.CastTo(0.0) < 0.0;
if (flag)
{
throw new ArgumentNullException("参数不能为0或null");
}
}
}
