（2）WebAPI的增删改查

using System;

using System.Collections.Generic;

using System.Linq;

using System.Net;

using System.Net.Http;

using System.Web.Http;

using TmplWebApiDemo.Models;

namespace TmplWebApiDemo.Controllers

{

    /// <summary>

    /// 学生资源集合

    /// </summary>

    public class StudentsController : ApiController

    {

        //c r u d

        /// <summary>

        /// GET / Students/

        /// </summary>

        public IEnumerable<Student> Get()

        {

            return Storages.Students;

        }

        /// <summary>

        /// GET / students/zhangsan return entity

        /// </summary>

        /// <returns></returns>

        public Student Get(string name)

        {

            return Storages.Students.FirstOrDefault(s => s.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase));

        }

        /// <summary>

        /// 增加post

        /// </summary>

        /// <param name="entity"></param>

        public void Post(Student entity)

        {

            IList<Student> list = Storages.Students as IList<Student>;

            entity.Id = Storages.Students.Max(s => s.Id) + 1;

            list.Add(entity);

        }

        /// <summary>

        /// 修改post

        /// </summary>

        /// <param name="entity"></param>

        public void Put([FromUri]string item, [FromBody] Student entity)

        {

            Delete(item);

            Post(entity);

        }

        /// <summary>

        /// 删除

        /// </summary>

        /// <param name="entity"></param>

        public void Delete([FromUri]string item)

        {

            var entity = Get(item);

            IList<Student> list = Storages.Students as IList<Student>;

            list.Remove(entity);

        }

    }

} 

1

Get

 

 

2

Post 添加

 

 然后再使用get

 

调用 public Student Get(string name)  

 

3

Put 更新

 

 

 再Get

 

4

Delete 删除

 

 再Get，发现 Id:8已经被删除了

 

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