MVC4 data Annotations and validation

validation annotation features in model:

PublicClass Stuinfo {Publicint ID {GetSet;} [Display (Name ="Name")]Set the name of the field to display [Required (errormessage ="You need to fill in {0}")]Set as must field has been incorrectly prompted [Stringlength (Minimumlength =3)]Set maximum length and minimum lengthPublicString Name {GetSet;} [Display (Name ="Age")] [Range (1,ErrorMessage ="Age is not correct!" ")]Setting the range of valuesPublicint Age {GetSet;} [Display (Name ="Height")] [Range (typeofdecimal),"50.00","250.00", errormessage ="Height exceeds specified range")]PublicDecimal Height {GetSet;} [Display (Name ="Birthday")] [DataType (datatype.date,errormessage ="{0} format is incorrect")]Setting data types and error hintsPublic DateTime Birthday {GetSet;} [Display (Name ="Phone")] [Remote ("Checkphone","Stuinfo", errormessage ="{0} has been registered")]Validates the data in the channel (route) in the specified ConterollerPublicString Phone {GetSet;} [Display (Name ="Address")] [DataType (Datatype.multilinetext)]PublicString Address {GetSet;} [Display (Name ="E-mail")] [RegularExpression (@ "(\w) + (\.\w+) *@ (\w) + ((\.\w+) +)", errormessage ="{0} format is incorrect")]Regular validationPublicstring Email {get; set;} [Display (Name = //settings compare two field values public  String Emailconfirm {get; set;} [Display (Name =  "password")] [DataType (Datatype.password)] public string Password {get; set;} [Display (Name =  "{0} format is incorrect")] public string email_b {get; set;}              

Channels for Remote authentication:

Public Jsonresult Checkphone (string phone)              {                0;                return Json (result, jsonrequestbehavior.allowget);          }  

Effect:
The normal page:

The field validation effect is required:

Value range, value type validation effect:

Regular validation and comparison of field value effects:

Data type validation effect:

MVC4 data Annotations and validation