let persons = [ { name: 'Sergey', surname: 'Honcharenko', age: 28, isMarried: false, }, { name: 'Andrew', surname: 'Klymchuk', middleName: 'Anatoliyovych', haveAJob: true, }, { name: 'Alexander', surname: 'Slobodian', sex: 'male', hasAPet: false, } ] let str = "" for (let key in persons) { str += ``; } str += "
${persons[key].name} ${persons[key].surname}
"; document.write(str);