Element-UI下拉多选框回显

    
        
    
    请选择节点ip地址

节点数据

form.nodeIp = ['127.0.0.45'] //选中数据
baseHostList = ['127.0.0.45'，'192.168.2.01'] //全部节点数据

watch: {
  data: {
    handler: function(val) {
      this.form = {
        nodeIp: this.data.nodeIp.split(',') //将String分割为数组
      }
    }
    deep: true
  }
}

var sendData = {
  nodeIp: this.form.nodeIp.join(','), //传入String
}