ng-click得到当前元素,angular.element,用法

<!DOCTYPE html>
<html>
<head>
    <title></title>
    <script src="lib/jquery/jquery-1.10.2.min.js"></script>
    <script src="lib/angular/angular.min.js"></script>
</head>
<body ng-app>
<div ng-controller="TestCtrl">
    <a href data="1" ng-click="GoPage($event.target)">1</a>
    <a href data="2" ng-click="GoPage($event.target)">2</a>
    <a href data="3" ng-click="GoPage($event.target)">3</a>
    <a href data="4" ng-click="GoPage($event.target)">4</a>
    <a href data="5" ng-click="GoPage($event.target)">5</a>
    {{ page }}
</div>
<script>
    function TestCtrl($scope) {
        $scope.page = 1;
        $scope.getData = function () {
            console.log($scope.page);
        }
        $scope.GoPage = function (target) {
            $scope.page = target.getAttribute('data');
            this.getData();
        }
    }
</script>
</body>
</html>

返回指定元素的scope