Ng-Style-4

Ng-repeat display the circles of different colors using boxClass and colors take from array of object colorBg.The color of circles continuously changes due to updateArray function that is call by $interval.

<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title>Welcome to LearnKode - A code learning platform</title>
    <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.4.2/angular.min.js"></script>
<style type="text/css">
    .boxClass {
        width: 50px;
        height: 50px;
    }
</style>
</head>
<body ng-app="app">
    <div ng-controller="controllerName">
        <table>
            <tr>
                <td ng-repeat="obj in colorBg" class="boxClass" style="border-radius: 30px;                                  background: {{obj.color}}"></td>
            </tr>
        </table>
    </div>
    <script>
    var app = angular.module("app", []);
    app.controller('controllerName', ['$scope', '$interval', function ($scope, $interval) {
     
        $scope.colorBg = [{ color: "tomato" }, { color: "maroon" }, { color: "blue" }, { color: "red" }, { color: "yellow" }, { color: "green" }];
        $scope.colorBg1 = [{ color: "tomato" }, { color: "maroon" }, { color: "blue" }, { color: "red" }, { color: "yellow" }, { color: "green" }];
        $scope.updateArray = function () {
            var Arr = $scope.colorBg.splice(0, 1);
            $scope.colorBg.push(Arr[0]);
        };
        $scope.updateArray1 = function () {
            for (var i = $scope.colorBg1.length-1; i >0 ; i--) {
                var Arr = $scope.colorBg1.splice(0,1);
                $scope.colorBg1.push(Arr[0])
            }
        };
        $interval($scope.updateArray, 300);
    }]);
</script>
</body>
</html>

Output