var obj = {};
//pushing new item to the object
obj.newitem = 'this is my new item for the above object'
obj.arrItem = ['new item', 'another item', '3rd item']
obj.intItem = 1324
console.log(obj)
/*
{
newitem: 'this is my new item for the above object',
arrItem: array [
0:'new item',
1:'another item',
2: '3rd item',
],
intItem: 1234,
}
*/