Delivery types comparison example

example.js

checkAvailableConfirmTypes() {
        // variables
        let oldTypes = [
          {id: "2",text: "operator's call", show: true},
          {id: "4",text: "confirm by sms", show: true}
        ];
        let newTypes = {
          0: "2",
        };
        //add a new Set from newTypes
        let tempSet = new Set();
        for(let item in newTypes) {
            tempSet.add(newTypes[item]);
        }
        //if oldTypes item hasn't got tempSet item.id -> show = false
        oldTypes.forEach((item)=> {
            !tempSet.has(item.id) ? item.show = false : item.show = true;
        });
    }