$scope.shareTips = data.data;//后台返回的数据赋个值吧
$scope.shareTipss = '1、Eno Yao；<br/>2、WsCats';
$scope.shareTips.rule_content = $sce.trustAsHtml($scope.shareTips.rule_content);//这里发现还是不行，难道姿势不对吗，纠结中~
console.log($scope.shareTips.rule_content);//测试返回的是空对象
$scope.shareTips.rule_content = $scope.shareTips.rule_content.replace(/\r?\n/g, "<br />");//换用正则解决，把所有\n换成<br />，是可以的
console.log($scope.shareTips.rule_content);//这里返回的字符串已经把\n换成<br />的

angular.module('App').controller('ShareTipsCtrl', ['$rootScope', '$scope', 'Request', '$cookies', '$window', '$routeParams', '$location', '$sce',
    function($rootScope, $scope, request, $cookies, $window, $routeParams, $location, $sce) { //测试$sce
}]);

angular.module('AswsTest').controller('OrderAliPayCtrl', ['$rootScope', '$scope', 'Request', '$cookies', '$window', '$routeParams', '$location', 'Tool', '$sce',
    function($rootScope, $scope, request, $cookies, $window, $routeParams, $location, tool , $sce) { 
        console.log($rootScope.alipayDom.order_string);
        $scope.dom = $sce.trustAsHtml($rootScope.alipayDom.order_string);
    }
])