const oarr = [
{ day: 772, date: new Date('2022-02-18') },
{ day: 881, date: new Date('2022-01-19') },
{ day: 152, date: new Date('2023-01-30') },
{ day: 208, date: new Date('2022-02-17') },
];
for (let i = 0; i < oarr.length; i++)
console.log(oarr[i].day + " " + oarr[i].date.toDateString());
/*
run:
"772 Fri Feb 18 2022"
"881 Wed Jan 19 2022"
"152 Mon Jan 30 2023"
"208 Thu Feb 17 2022"
*/