interface t {
    a: string,
    b: number,
    c: string
}

let obj:t = {
    a: "foo",
    b: 12,
    c: "bar"
}

function keepWholeObject(obj_param: {x: string, y:number}){
    let {a, b}:{a: string, b: number} = obj_param;
    console.log(`In function - ${a}`);
    console.log(`In function - ${b}`);
}

function keepWholeObject(obj_param: { a: string, b: number }) {
  let { a, b }: { a: string, b: number } = obj_param;
  console.log(`In function - ${a}`);
  console.log(`In function - ${b}`);
}