如何获取angularfire2中特定键的值？

Question

This is the structure of database, I have to fetch one value('UID') .

this.af.database.object('/profile/' + this.uid).subscribe(profile => {
  console.log(profile);
  this.uid = profile.uid;
  console.log(this.uid);
});

Answer 1

You can try this:

this.af.database.object('/profile/' + this.uid).subscribe(profile => {
var obj = {};
profile.forEach(item => {
obj[item["$key"]] = item["$value"];
});
console.log(obj);
});