It looks like x is an array, not an object. So... I think you need to:
.map(x => {
return x.filter(y => y.type === 'member');
})
On Wed, Jul 27, 2016 at 4:26 PM, T <[email protected]> wrote:
> up vote0down votefavorite
> <http://stackoverflow.com/questions/38622325/rxjs-filter-operator-not-working-with-angular2-observable#>
>
> In this plunker <http://plnkr.co/edit/9V8ASsmsbbbhsuD3MtaD?p=preview> I
> am trying to employ a filter operator on angular2 observable (Rxjs) inside
> class member.service.ts. The observable is fetched with an http request,
> which I process as follows:
>
> getMembers (): Observable<Member[]> {
> var one = this.http.get(this.memberUrl)
> .map( this.extractData )
> //.filter(x => x.type==='member')
> return one
> }
>
> My question is: Why would the list not render when I uncomment the line
> with the filter (please view the in-memory-data.service.ts) ? In my opinion
> the observable is in an object state after the map operator, and does not
> have a type property. not sure though!. thanks.
>
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Lucas Lacroix
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