AngularJS $promise then() data undefined

Question

I am trying to get data assigned to a $scope variable. Inside my $promise.then() function it is displaying correctly but outside the function it shows as undefined. The foll

Answer 1

This code will help you to fetch data and resolve with promise, please note fetch data will only work after then call...

getData(){
      const promise = this.httpClient.get(this.PHP_API_SERVER+'/api/books').toPromise();  
      promise.then((data)=>{
        console.log("Resolved: " + JSON.stringify(data));
        return JSON.stringify(data);
      }, (error)=>{
        console.log("Rejected " + JSON.stringify(error));
      })
    }