自定义Metadata验证属性

一、定义

usingSystem;
usingSystem.Collections.Generic;
usingSystem.Linq;
usingSystem.Text;
usingSystem.ComponentModel.DataAnnotations;

namespaceHJ.BaseMetadata
{
    /// <summary>
    ///邮箱验证类
    /// </summary>
   public classEmailAttribute :RegularExpressionAttribute
    {
       //验证邮箱
       public EmailAttribute():base(@"^w+([-+.]w+)*@w+([-.]w+)*.w+([-.]w+)*$")
       {

       }
    }
}

[Email(ErrorMessage="邮箱格式不正确")))]
        public string Email { get; set; }