/// <summary>
/// 验证输入的最大长度
/// </summary>
/// <param name="box">验证框</param>
/// <param name="length">最大长度</param>
/// <param name="errorMessage">提示信息</param>
/// <returns></returns>
public static ValidBox MaxLength(this ValidBox box, int length, string errorMessage)
{
var newBox = new MaxLengthAttribute(length) { ErrorMessage = errorMessage }.ToValidBox();
return ValidBox.Merge(box, newBox);
}
/// <summary>
/// 验证输入的最大长度
/// </summary>
/// <param name="box">验证框</param>
/// <param name="length">最大长度</param>
/// <returns></returns>
public static ValidBox MaxLength(this ValidBox box, int length)
{
var newBox = new MaxLengthAttribute(length).ToValidBox();
return ValidBox.Merge(box, newBox);
}