angularjs1.X获取前一天日期

1 $scope.getDate = new Date();
2 
3             //可以当前日期
4             $scope.nowDate = $filter("date")($scope.getDate, "yyyy-MM-dd");
5             //获取前一天日期
6             $scope.oldDate = $filter("date")($scope.getDate - 86400000, "yyyy-MM-dd");
7             console.log($scope.nowDate,$scope.oldDate);

　　注意：记得依赖注入$filter

　　输出：2017-10-20 2017-10-19

2021-12-11
2022-12-23
2021-12-29
2021-07-28
2021-11-28
2022-12-23
2022-12-23
2021-12-16