Getting a specific index from an array using the Angular ng-repeat Directive: A step-by-step guide

I am trying to retrieve a specific index in an array using the ng-repeat directive.

Currently, it is displaying information for all indexes... I only want to display the information for the second index as an example...

This is my main.js:


app.controller('ProviderController', ['$http', '$scope', function($http, $scope) {
    var provider = this;

    //Get service from API
    $http({
        url: 'http://private-5d90c-kevinhiller.apiary-mock.com/angular_challenge/horror_movies',
        method: "GET",
    }).success(function(data) {
        //process received Data with the processMovie function
        var providers = processMovies(data);
        //process Data with the calculatePercentage function
        var percentages = calculatePercentage(providers, data.length);

        var providerKeys = [];
        for(key in providers) {
            providerKeys.push(key);
        }
        $scope.providerKeys = providerKeys;
        $scope.providers = providers;
        $scope.percentages = percentages;
    })
}]);

function processMovies(data) {

    var providers = [],
      movie,
      offer;
    var total = data.length;

    for(var i = 0; i < data.length; i++) {
        //Process movies and offers here
    }
    return providers;
}

My Html:


<div ng-controller="ProviderController as provider">
    <!-- Include provider controller from Angular-->      
    <div  ng-repeat="providerId in providerKeys">
       //Code inside nested div here
    </div>
    <div ng-repeat="(provider_id, value) in providers track by $index">
        //Nested div content here
    </div>
</div>;

I am currently getting information for all movies from all providers. How can I modify the Angular directive to only fetch the ones from a specific provider, such as provider 2? Thank you!

Answer №1

If you want to display specific content based on the index in your ng-repeat loop, you can use either ng-show or ng-if directives along with checking the $index.

<div ng-repeat="(provider_id, value) in providers track by $index" ng-if="$index==2">
  <div ng-repeat="movie in value">
    <p>{{movie.title}} Belongs to provider number: {{provider_id}}</p><br>
  </div>
</div>

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