vuejs实现本地数据的筛选分页功能思路详解

var subList=new Vue({
  el:'#main',
  data:{
    // subcontentData为本地数据
    subContents:subcontentData,
    // 页面需要展现的数据
    yemiandata:[],
    // 页面展现条数
    datanum:12,
    // 开始椰树
    startnum:0,
    // 结束椰树
    endnum:1,
    // 一共多少页
    btnnum:0,
    // 生成切换页面的按钮用
    listnum:[],
    // input跳转
    jemp:1,
  },
  methods:{
    filters(num){
      this.subContents=subcontentData;
      // 需要重置防止翻页导致startnum和endnum不一致
      this.startnum=0;
      this.endnum=1;
      // 这里是判断筛选按钮
      switch(num){
        case 0: $('#sublist li').css({
          background:'#f2f2f2'
        }).eq(0).css({
          background:'#dbe9f0'
        });
          this.fenye();
          break;
        case 1:
          $('#sublist li').css({
            background:'#f2f2f2'
          }).eq(1).css({
            background:'#dbe9f0'
          });
          this.subContents=this.subContents.filter(num=>{
            return String(num['department']).includes('行政');
          });
          this.fenye();
          break;
        case 2:
          $('#sublist li').css({
            background:'#f2f2f2'
          }).eq(2).css({
            background:'#dbe9f0'
          });
          this.subContents=this.subContents.filter(num=>{
            return String(num['department']).includes('报关');
          });
          this.fenye();
          break;
        case 3:
          $('#sublist li').css({
            background:'#f2f2f2'
          }).eq(3).css({
            background:'#dbe9f0'
          });
          this.subContents=this.subContents.filter(num=>{
            return String(num['department']).includes('组装');
          });
          this.fenye();
          break;
        case 4:
          $('#sublist li').css({
            background:'#f2f2f2'
          }).eq(4).css({
            background:'#dbe9f0'
          });
          this.subContents=this.subContents.filter(num=>{
            return String(num['department']).includes('电子');
          });
          this.fenye();
          break;
        case 5:
          $('#sublist li').css({
            background:'#f2f2f2'
          }).eq(5).css({
            background:'#dbe9f0'
          });
          this.subContents=this.subContents.filter(num=>{
            return String(num['department']).includes('工艺');
          });
          this.fenye();
          break;
        case 6:
          $('#sublist li').css({
            background:'#f2f2f2'
          }).eq(6).css({
            background:'#dbe9f0'
          });
          this.subContents=this.subContents.filter(num=>{
            return String(num['department']).includes('财务');
          });
          this.fenye();
          break;
        case 7:
          $('#sublist li').css({
            background:'#f2f2f2'
          }).eq(7).css({
            background:'#dbe9f0'
          });
          this.subContents=this.subContents.filter(num=>{
            return String(num['department']).includes('制造');
          });
          this.fenye();
          break;
        case 8:
          $('#sublist li').css({
            background:'#f2f2f2'
          }).eq(8).css({
            background:'#dbe9f0'
          });
          this.subContents=this.subContents.filter(num=>{
            return String(num['department']).includes('销售');
          });
          this.fenye();
          break;
      }
    },
    // 分野函数
    fenye(){
      this.yemiandata=this.subContents.slice(this.startnum*this.datanum,this.endnum*this.datanum);
      this.btnnum=Math.ceil(this.subContents.length/this.datanum);
      this.listnum=[];
      for(i=0;i= this.btnnum){
        alert('最后一页了');
        return false;
      }
      this.endnum++;
      this.startnum++;
    },
    // 上一页函数
    prevlist(){
      if(this.startnum<= 0){
        alert('第一页了');
        return false;
      }
      this.endnum--;
      this.startnum--;
    },
    // 按钮跳转到制定的页面
    jemppage(list){
      this.startnum=list-1;
      this.endnum=list;
    },
    // input跳抓
    goindex(){
      console.log(parseInt(this.jemp));
      if(parseInt(this.jemp)>this.btnnum){alert('请输入合法参数');return}
      this.endnum=this.jemp;
      this.startnum=this.jemp-1;
    }
  },
  // 使用一个监听。可以减少很多代码
  watch:{
    startnum(n,o){
      this.yemiandata=this.subContents.slice(n*this.datanum,(parseInt(n)+1)*this.datanum);
    }
  }
});
  subList.filters(0);
  subList.fenye();
  // 封装一下底部btn方法 底部自动大小
  function btnwidth(){
    $('#fbtn').css({
      width:(subList.listnum.length+2)*40+293+'px',
      marginLeft:-((subList.listnum.length+2)*40+293)/2+'px'
    })
  }
  btnwidth();

      

        

          
部门分类（部门8／8）
          
行政部
          
报关科
          
组装部
          
电子部
          
工艺部
          
财务部
          
制造部
          
销售部
        
      
      

        

          
告警策略报表统计
          

            主机名称 
            

              

                
下啦
                
下啦2
              
            
          
          

            添加
          
        
        

          

            
工号
            
姓名
            
部门名称
            
性别
            
籍贯
            
员工状态
            
入职时间
            
离职时间
            
离职类别
          
          

            
{{subContent.num}}
            
{{subContent.name}}
            
{{subContent.department}}
            
{{subContent.sex}}
            
{{subContent.addres}}
            
{{subContent.staic}}
            
{{subContent.jointime}}
            
{{subContent.leavetime}}
            
{{subContent.type}}
          
        
        

          

            
<
            
            
{{list}}
            
>
            
共{{btnnum}}页
            
到第  页
            确定