我如何...在MVC4中动态地向模型类添加新字段 [英] How do I...Add New Field to Model Class Dynamically in MVC4

问题描述

Hi

in have one table in my db, Table Name is Students

Column Name  DataType

ID                       int

FieldName        varchar(50)

and i insert some records in that table

below :

ID   FieldName

1    ID

2   FirstName

3  LastName

4 Standard

5 Section

6 School

7 City

I insert 7 records

My Model Class

public class Studentdetails
{
public int UID { set; get; }
[Required]
public string ID { set; get; }
[Required]
public string FirstName { set; get; }
[Required]

public string LastName { set; get; }
[Required]
public string Standard { set; get; }
[Required]
public string Section { set; get; }
[Required]
public string School { set; get; }
[Required]
public string City { set; get; }
}

My Requirement is When I add New New Record in Students table

that will added dynamically in to Studentdetails class as new property

Ex Suppose i add new record like phno then my table come like this

ID   FieldName

1    ID

2   FirstName

3  LastName

4 Standard

5 Section

6 School

7 City

8 Phno

i want my model automatically change in to below like this

public class Studentdetails
{
public int UID { set; get; }
[Required]
public string ID { set; get; }
[Required]
public string FirstName { set; get; }
[Required]

public string LastName { set; get; }
[Required]
public string Standard { set; get; }
[Required]
public string Section { set; get; }
[Required]
public string School { set; get; }
[Required]
public string City { set; get; }

public string Phno { set; get; }

}

anybody know pls answer this.........

推荐答案

不确定是否有自动方式，但你可以通过从EDMX文件更新模型来实现。



参考



数据库先发展/改变最数据库 [ ^ ]



更改数据库字段和更新管理ADO-EN tity-model-edmx [ ^ ]

Not sure whether there is a way "automatic", But you can surely do it through Updating the Model from EDMX file.

Refer

database-first-development/changing-the-database[^]

changing-database-fields-and-updating-ado-entity-model-edmx[^]

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