vue+element实现表格新增、编辑、删除功能

<el-button type="success" @click="addRow(tableData)">新增</el-button>
<template>
 <el-table
 :data="tableData"
 style="width: 100%"
 max-height="250"
 @cell-dblclick="tableDbEdit">
 <el-table-column
 prop="name"
 label="name"
 width="150">
 </el-table-column>
 <el-table-column
 prop="xpath"
 label="xpath"
 width="120">
 </el-table-column>
 <el-table-column
 prop="desc"
 label="desc"
 width="120">
 </el-table-column>
 <el-table-column
 prop="value"
 label="value"
 width="120">
 </el-table-column>
 <el-table-column
 prop="defVal"
 label="defVal"
 width="300">
 </el-table-column>
 <el-table-column
 fixed="right"
 label="操作"
 width="120">
 <template slot-scope="scope">
 <el-button
 @click.native.prevent="deleteRow(scope.$index, tableData)"
 type="text"
 size="small">
 移除
 </el-button>
 </template>
 </el-table-column>
 </el-table>
</template>

<style>
 .el-table .warning-row {
 background: oldlace;
 }
 .el-table .success-row {
 background: #f0f9eb;
 }
 .cell-edit-color{
 color:#2db7f5;
 font-weight: bold;
 }
 .cell-edit-input .el-input, .el-input__inner {
 width:100px;
 }
 .cell-icon{
 cursor:pointer;
 color:#fff;
 }
</style>

rules: {
 fileName: [
 { required: true, message: '请输入文件路径', trigger: 'blur' }
 ],
 policyfileName: [
 { required: true, message: '请输入文件路径', trigger: 'blur' }
 ],
 parmna: [
 { required: true, message: '请输入数据字段名称', trigger: 'blur' }
 ],
 remark: [
 { required: true, message: '请输入分组类型名称', trigger: 'blur' }
 ]
 },
 activeName: 'include',
 tabPosition: 'left',
 dialogFormVisible: false,
 formQuery:[],
 serverForm: {
 fileName: '',
 policyfileName: '',//policy下的include
 scmType: '',
 version: '',
 address: ''
 },
 tableData: [{
 name: 'aa',
 xpath: 'bb',
 desc: 'cc',
 value: 'dd',
 defVal: 'ee'
 }, {
 name: 'aa1',
 xpath: 'bb1',
 desc: 'cc1',
 value: 'dd1',
 defVal: 'ee1'
}]

deleteRow(index, rows) {//移除一行
 rows.splice(index, 1);//删掉该行
 },
 addRow(tableData,event){//新增一行
 //之前一直想不到怎么新增一行空数据，最后幸亏一位朋友提示：表格新增一行，其实就是源数据的新增，从源数据入手就可以实现了，于是 恍然大悟啊！
 tableData.push({ name: '', xpath: '',desc:'',value:'',defVal:'' })
 },

tableDbEdit(row, column, cell, event) {//编辑单元格数据
//当鼠标双击单元格里面具体单元格的时候，即可对数据进行编辑操作，其实就是添加了一个输入框，最终将输入框中的数据保存下来就行了。
 event.target.innerHTML = "";
 let cellInput = document.createElement("input");
 cellInput.value = "";
 cellInput.setAttribute("type", "text");
 cellInput.style.width = "60%";
 cell.appendChild(cellInput);
 cellInput.onblur = function() {
 cell.removeChild(cellInput);
 event.target.innerHTML = cellInput.value;
 };
}

<select>
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="mercedes">Mercedes</option>
<option value="audi">Audi</option>
</select>

tableDbEdit(row, column, cell, event) {
 event.target.innerHTML = "";
 let cellInput = '';
 let name = column.property.trim();//拿到当前的属性值
 //新建一个option元素
 let option = document.createElement('option')
 let option2 = document.createElement('option')
 if(name==="fildtp"){
 cellInput = document.createElement("select");
 //为option赋值和内容
 option.value="1";
 option.text="字符";
 option2.value="2";
 option2.text="数字";
 //将option元素直接添加为子元素
 cellInput.appendChild(option);
 cellInput.appendChild(option2);
 cell.appendChild(cellInput);
 cellInput.onblur = function() {
 cell.removeChild(cellInput);
 //将单元格的内容填充为所选中元素的内容，而不是值
 event.target.innerHTML = cellInput.selectedOptions[0].text;
 //将所选中元素的值赋给该行的值,每个属性都执行一次赋值，那么在最终提交表单的时候，就能保证当前表的值传到后端
 row.fildtp=cellInput.value;
 }
 }else if(name==="musttg"){
 cellInput = document.createElement("select");
 option.value="1";
 option.text="是";
 option2.value="0";
 option2.text="否";
 cellInput.appendChild(option);
 cellInput.appendChild(option2);
 cell.appendChild(cellInput);
 cellInput.onblur = function() {
 cell.removeChild(cellInput);
 event.target.innerHTML = cellInput.selectedOptions[0].text;
 row.musttg=cellInput.value;
 }
 }else if(name==="looptg"){
 cellInput = document.createElement("select");
 option.value="1";
 option.text="循环";
 option2.value="0";
 option2.text="非循环";
 cellInput.appendChild(option);
 cellInput.appendChild(option2);
 cell.appendChild(cellInput);
 cellInput.onblur = function() {
 cell.removeChild(cellInput);
 event.target.innerHTML = cellInput.selectedOptions[0].text;
 row.looptg=cellInput.value;
 };
 }else{
 debugger
 cellInput = document.createElement("input");
 cellInput.value = "";
 cellInput.setAttribute("type", "text");
 cellInput.style.width = "75%";
 cell.appendChild(cellInput);
 cellInput.onblur = function() {
 cell.removeChild(cellInput);
 event.target.innerHTML = cellInput.value;
 if(name==="fildcd"){
 row.fildcd=cellInput.value;
 }else if(name==="fildna"){
 row.fildna=cellInput.value;
 }else if(name==="fildln"){
 row.fildln=cellInput.value;
 }else if(name==="fildde"){
 row.fildde=cellInput.value;
 }else if(name==="defult"){
 row.defult=cellInput.value;
 }else if(name==="format"){
 row.format=cellInput.value;
 }else if(name==="enumcd"){
 row.enumcd=cellInput.value;
 }else if(name==="loophd"){
 row.loophd=cellInput.value;
 }else if(name==="remark"){
 row.remark=cellInput.value;
 }
 };
 }
},