**This is my api**
[{
_id: "578c8c670f3cd0941efb337c",
name: "John",
gender: "Male",
age: "34",
__v: 0,
},
{
_id: "5794a90f96391dcc2436e43f",
name: "Valur",
gender: "Male",
age: "22",
__v: 0,
},
{
_id: "5794abad70df28541eab170b",
name: "Paul",
gender: "Male",
age: "43",
__v: 0,
}]

import { Http } from 'angular2/http';
constructor(private _http: Http) { }

getuser(): Observable<any> {
     return this._http.get('http://localhost:1000/api/users')
     .map(res => res.json());
}

import { UserService } from '../services/userservice';

constructor(private userService: UserService) { }
_data: Object;

getUser():void {
    this.userService.getuser()
      .subscribe(data => this._data = data,
      error => console.log(error));

    console.log(this._data); //this part doesn't pull data at all.
}


//My view
<div *ngFor="#u of _data">
   {{u.name}} //this part gives me an error
</div>

 //But when i try to pull data from "subscribe" like this:
<div>
   {{_data | json }} //data is available
</div>