js下拉框：从数组中筛选出匹配的数据

 handleChange(val) {
         let obj = {}
         // 遍历数组
         obj = this.options.find(item => {
           // 筛选出匹配的数据
           return item.id === val
         })
         this.hzid = obj.hzid
         this.projectId = obj.id
         console.log(obj, this.projectId, this.hzid)
       },