data not display when i call my php api in ionic3 : hey i cant show my data on page in ionic3 when i call php api when i do console.log then its show complete data but when i am trying to show it on my page its cant display 
<b>can any one help me to get out of this </b>
  <b> this is my feed.ts file code of ionic </b>

     posts: any;
      constructor(public navCtrl: NavController, public navParams: NavParams,public loadingCtrl: LoadingController, public http: Http) {
    
        // this.questioncontent   =[
        //   {questionasked:"Question Asked. Computer Programming",question:"how can i learn Ionic Framework?",time:"22 min",follow:"1"},
        //   {questionasked:"Question Asked. human behaviour",question:"what is the real life example of deadlock",time:"justnow",follow:"101"}
        // ];
        this.http.get('https://schoolinformation.000webhostapp.com/phpapi.php').map(res => res.json())
         .subscribe(
          data => {
            this.posts = data.data
            console.log(this.posts);
       },
      err => {
          console.log("Oops!");
      }
    );
      <b>this is my feed.html</b>
      <div id="question" *ngFor="let post of posts">
              <div id="questionaksedby"></div>
              <br>
              <div id="Question"><b>{{post.data.question}}</b></div>
              <br>
              <div id="questiontime">Last asked:</div>
     <br> 
          <div id="answerbtn"><button class="btn-lg">Answer</button> Follow:</div>
             
          </div>