elementUI编辑时清除表单检验

clearvali() {
       this.$refs.form.clearValidate()
     },
   handleEdit(row) {
       this.open = true
       this.title = '修改工作类型'
       console.log('row', row)
       this.getDetail(row.id)
       if (this.$refs['form'] !== undefined) {
         this.clearvali()
       }
     },