vue 删除对象中的属性

		data() {
			return {

				searchParams: {
					pageSize: 7,
					pageNum: 1,
                    isPass:''
				},
				list: [{
						name: "全部",
						isPass: undefined
					},
					{
						name: "待审核",
						isPass: 1
					},
					{
						name: "未通过",
						isPass: 2
					},
					{
						name: "已通过",
						isPass: 3
					},
				],
				listTable: [],
				checkModeList: [],
				totalPages: 0

			}
		},

delete this.searchParams['isPass']