Object by key, value

object-key-value

var users = {}

users = {
    "john": { id: 'john01', role: 'admin' },
    "bob": { id: 'bob01', role: 'reader' },
}
users["steeve"] = { id: 'steeve01', role: 'admin' };

console.log(users);
console.log(users['bob']);
console.log(Object.keys(users).length)

Object.keys(users).map(function(user, index) {
   console.log(user);
});