// Spread Operator let numbers= [1 ,2 ,5, 7] let numbers2 = [7, 8, 9] let arr = [ ...numbers, ...numbers2, 6, 7, 10]; let person = { name : "x", age : 45 } console.log(arr); let another = { ...person, nationality: "Bangladeshi"} console.log(another); // Rest Operator let something = (...numArr) => console.log(numArr); something(1, 3, 5, 8);