uniapp 数组添加不重复元素

    　　　　　　　　if(this.checkTimes.includes(_item.time)){
                    this.checkTimes = this.checkTimes.filter((item)=>{
                        return item != _item.time;
                    });
                }else{
                    this.checkTimes.push(_item.time);
                    this.checkTimes = [...new Set(this.checkTimes)]; // 数组去重
                    /*if(this.checkTimes.length>8){
                        uni.showToast({
                            title:"最多选8个",
                            icon:"none"
                        });
                        this.checkTimes.splice(8,this.checkTimes.length-8);
                    }/*
                }