yes. This was missing. it works now.

On Tuesday, 6 December 2016 10:54:37 UTC+5:30, Sander Elias wrote:
>
> Hi Paperless,
>
> You need to subscribe to your observable. It only acts once there is a 
> subscriber.
>
> In your controller do something like this:
> commentOperation
>    .subscribe(result => this.comment) // This will assign the result of 
> the this.extractData function to this.comment.
>
> Regards
> Sander
>
>
>

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