vue+element-ui实现表格编辑的三种实现方式

<el-table
 :data="tableData"
 tooltip-effect="dark"
 style="width: 100%"
 header-align="center">
 <el-table-column width="50" header-align="center">
  <template slot-scope="{row,$index}">
   <span>{{$index + 1}}</span>
  </template>
 </el-table-column>
 <el-table-column label="名称" prop="Name" width="300" header-align="center">
  <template slot-scope="{row,$index}">
   <input class="edit-cell" v-if="showEdit[$index]" v-model="row.Name">
   <span v-if="!showEdit[$index]">{{row.Name}}</span>
  </template>
 </el-table-column>
 <el-table-column
  fixed="right"
  label="操作"
  width="100"
  header-align="center">
  <template slot-scope="{row,$index}">
   <el-button type="text" size="small"  @click.native="handleUpdate($index, row)"  v-if="showBtn[$index]">更新</el-button>
   <el-button type="text" size="small"  @click.native="handleCancel($index, row)"  v-if="showBtn[$index]">取消</el-button>

   <el-button type="text" size="small"  @click.native="handleEdit($index, row)"  v-if="!showBtn[$index]">编辑</el-button>
   <el-button type="text" size="small"  @click.native="handleDelete($index, row)"  v-if="!showBtn[$index]">删除</el-button>
  </template>
 </el-table-column>
</el-table>

data() {
 return {
  showEdit: [], //显示编辑框
  showBtn: [],
  showBtnOrdinary: true
 }
}

//点击编辑
handleEdit(index, row) {
 this.showEdit[index] = true;
 this.showBtn[index] = true;
 this.$set(this.showEdit,row,true)
 this.$set(this.showBtn,row,true)
},
//取消编辑
handelCancel(index, row) {
 this.getContentList();
 this.showEdit[index] = false;
 this.showBtn[index] = false;
   },

//点击更新
handleUpdate(formName) {

},
//点击删除
handleDelete(index, row) {

},

for(var i = 0; i < 100; i ++) {
 this.showEdit[i] = false;
 this.showBtn[i] = false;
 this.$set(vm.showEdit[i], false);
 this.$set(vm.showBtn[i], false);
}

<el-dialog title="编辑"
 :visible.sync="editFormVisible"
 :close-on-click-modal="false"
 class="edit-form"
 :before-close="handleClose">
 <el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editForm">
  <el-form-item label="名称" prop="Name">
   <el-input v-model="editForm.name" auto-complete="off"></el-input>
  </el-form-item>
 </el-form>
 <div slot="footer" class="dialog-footer">
  <el-button @click.native="handleCancel('editForm')">取消</el-button>
  <el-button type="primary" @click.native="handleUpdate('editForm')">更新</el-button>
 </div>
</el-dialog>

editFormVisible: false, //默认不显示编辑弹层

//点击编辑
handleEdit(index, row) {
 this.editFormVisible = true;
 this.editForm = Object.assign({}, row); //这句是关键！！！
},

//点击关闭dialog
handleClose(done) {
 /*done();
 location.reload();*/
 this.editFormVisible = false;
},

//点击取消
handleCancel(formName) {
 this.editFormVisible = false;
},

//点击更新
handleUpdate(forName) { 
 //更新的时候就把弹出来的表单中的数据写到要修改的表格中
 var postData = {
  name: this.editForm.name;
 }

 //这里再向后台发个post请求重新渲染表格数据
 this.editFormVisible = false;
}