控制

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using Com.Hi.FY.Models;namespace Com.Hi.FY.Controllers
{public class RoleController : Controller{// GET: RoleRbacDBEntities db = new RbacDBEntities();public ActionResult Index(int pageindex=1,int pagesize=10,string Name="")   //pageindex 页数  //pagesize 每页显示多少条{//总记录数满足条件var counts = db.Roles.Where(p => p.Name.Contains(Name)).Count();var totalPage = Math.Ceiling(counts * 1.00 / pagesize);ViewBag.totalPage = totalPage;//根据页码的条数查询var a = db.Roles.Where(p => p.Name.Contains(Name)).OrderBy(p=>p.ID)                      //排序.Skip((pageindex - 1) * pagesize)     //跳过.Take(pagesize)                       //取多少条.ToList();                            //转换为集合ViewBag.pageindex = pageindex;            //记录页数ViewBag.Name = Name;                      //记录名字ViewBag.pagesize = pagesize;              //记录每页显示多少条return View(a);}}
}

视图

@{ViewBag.Title = "Index";
}@using Com.Hi.FY.Models
@model List<Role><div style="display:flex; justify-content:space-between"><div class="btn-group" style="float:left"><button type="button" class="btn btn-default">新增</button><button type="button" class="btn btn-default">删除</button></div><div class="input-group"><label>名字</label><input type="text" id="txtCongName" value="@ViewBag.Name"/><input type="button" value="搜索" id="btnSearch" onclick="page(1);" /></div>
</div>
<table class="table table-bordered"><thead><tr><th>编号</th><th>名字</th><th>备注</th></tr></thead><tbody>@foreach (var item in Model){<tr><td>@item.ID</td><td>@item.Name</td><td>@item.Remark</td></tr>}</tbody>
</table><nav aria-label="Page navigation" style="display:flex;justify-content:space-between"><ul class="pagination"><li><a href="#">共10页，第<input type="text" value="1" id="pageindex" />页，每页显示<select id="pagesize" onchange="page(1)">@{var pageindexs = new List<int> { 5, 10, 20, 50 };foreach (var item in pageindexs){if (ViewBag.pagesize == item){<option value="@item" selected="selected">@item</option>}else{<option value="@item">@item</option>}}}</select>条</a></li></ul><ul class="pagination"><li><a href="javascript:page(1)">首页</a></li>             @*调脚本 javescript*@@if (@ViewBag.pageindex > 1){<li><a href="javascript:page(@ViewBag.pageindex-1)">上页</a></li>}else{<li><a href="javascript:page(@ViewBag.pageindex-1)" class="disabled">上页</a></li>}<li><a href="javascript:page(@ViewBag.pageindex+1)">下页</a></li><li><a href="javascript:page(@ViewBag.totalPage)">尾页</a></li><li><input type="button" value="go" onclick="go();" /></li></ul>
</nav>@section scripts{<script>function page(pageindex) {var pageSize = $("#pagesize").val();var name = $("#txtCongName").val();window.location.href = "/role/index?pageindex=" + pageindex + "&pagesize=" + pageSize + "&name=" + name;    /*location 网页地址*/}function go() {//获取pageindexvar pageindex = $("#pageindex").val();page(pageindex);}</script>   }