Angular 2 http request audio src not play
<p>I obtained data on and attached to the audio src but it does not run.</p>

<p>detail.component.ts</p>

<pre><code>export class DetailComponent implements OnInit {
    @Input() detailName: string;
    @Output("playnhac") play = new EventEmitter();
     private linkmp3:string;
    constructor(private _http:Http) {

    }
ngOnInit() {
                    this._http.get('http://searchsong.azurewebsites.net/api/mp3File/'+this.detailName+'&amp;type=128&amp;key=minhtaitr')
        .map(res =&gt; res.json())
        .subscribe(
          data =&gt; {this.linkmp3=data

        })

        }
</code></pre>

<p>detail.component.html</p>

<pre><code>&lt;audio controls&gt;

  &lt;source type="audio/mpeg" src="{{linkmp3}}" &gt;

&lt;/audio&gt;
</code></pre>