convert object object to array typescript

1const persons = { 
2    john: { age: 23, year:2010},
3    jack: { age: 22, year:2011},
4    jenny: { age: 21, year:2012}
5}
6const resultArray = Object.keys(persons).map(index => {
7    let person = persons[index];
8    return person;
9});
10
11

1var resultArray = Object.keys(persons).map(function(personNamedIndex){
2    let person = persons[personNamedIndex];
3    // do something with person
4    return person;
5});
6
7// you have resultArray having iterated objects