vuejselementtable表格添加行,修改,单独删除行,批量删除行操作

export default {
  name:'TestWorld',
  data() {
    return {
      tableData:[{
        bookname: '',
        bookbuytime: '',
        bookbuyer: '',
        bookborrower: '',
        bookvolume:''
      }]
    }
  },
  methods:{
    addLine(){ //添加行数
      var newValue = {
         bookname: '',
         bookbuytime: '',
         bookbuyer: '',
         bookborrower: '',
         bookvolume:''
       };
      //添加新的行数
      this.tableData.push(newValue);
    },
    handleDelete(index){ //删除行数
      this.tableData.splice(index, 1)
    },
    save(){
     //这部分应该是保存提交你添加的内容
     console.log(JSON.stringify(this.tableData))
    }
  }
 
}

export default {
  name:'TestWorld',
  data() {
    return {
       modifyData:[],
       prevValue:{}
    }
  },
  mounted(){
    this.getData()
  },
  methods:{
    getData(){
      this.$ajax({
        method: 'get',
        url:'../static/json/1.1.1.json', //<---本地地址
        //url: '/api/drummer/8bd17859',
      }).then((response)=>{
        console.log(JSON.stringify(response.data))
 
        let _data = response.data;
        let datalength = _data.length;
        for(let i = 0;i 

export default {
  name:'TestWorld',
  data() {
    return {
       modifyData:[
          {
            bookname: '普通高等教育物联网工程专业规划用书：物联网技术概论',
            bookbuytime: '2016-05-04',
            bookbuyer: '李晓月',
            bookborrower: '王小虎',
            bookvolume: '1',
            editing: false
          },
          {
            bookname: '区块链革命：比特币底层技术如何改变货币、商业和世界',
            bookbuytime: '2016-05-04',
            bookbuyer: '李晓月',
            bookborrower: '李小虎',
            bookvolume: '1',
            editing: false
          },
          {
            bookname: '大家一起学配色：数学色彩设计全能书',
            bookbuytime: '2017-12-04',
            bookbuyer: '张晓月',
            bookborrower: '王而虎',
            bookvolume: '1',
            editing: false
          }
        ],
       prevValue:{}
    }
  },
  methods:{
    handleEdit(index,row){ //编辑
     row.editing = true;
     console.log(index)
     this.prevValue = JSON.parse(JSON.stringify(row));
    },
    handleCancle(index,row){ //取消
     row.editing = false;
     let prevCOntent= this.prevValue.bookname;
     this.$set(row,"bookname",prevContent);
    },
    savemodify(){
     console.log(JSON.stringify(this.modifyData))
    }
  }
 
} 
 

export default {
  name:'TestWorld',
  data() {
    return {
        tableData3: [
          {
           date: '2016-05-03',
           name: '王小虎',
           address: '上海市普陀区金沙江路 1518 弄'
          }, 
          {
           date: '2016-05-02',
           name: '王小虎',
           address: '上海市普陀区金沙江路 1518 弄'
          },
          {
           date: '2016-05-04',
           name: '王小虎',
           address: '上海市普陀区金沙江路 1518 弄'
          },
          {
           date: '2016-05-01',
           name: '王小虎',
           address: '上海市普陀区金沙江路 1518 弄'
          },
          {
           date: '2016-05-08',
           name: '王小虎',
           address: '上海市普陀区金沙江路 1518 弄'
          },{
           date: '2016-05-06',
           name: '王小虎',
           address: '上海市普陀区金沙江路 1518 弄'
          },{
           date: '2016-05-07',
           name: '王小虎',
           address: '上海市普陀区金沙江路 1518 弄'
          }],
          multipleSelection: []
    }
  },
  methods:{
    toggleSelection(rows) {
      if (rows) {
        rows.forEach(row => {
        this.$refs.multipleTable.toggleRowSelection(row);
      });
      } else {
        this.$refs.multipleTable.clearSelection();
      }
     },
     batchDelete(){
       let multData = this.multipleSelection;
       let tableData =this.tableData3;
       let multDataLen = multData.length;
       let tableDataLen = tableData.length;
       for(let i = 0; i