@section scripts{
    <script>
        config.group = "page";
        var model = {a:'123'};
        const app = new Vue({
            el: '#app',
            data: {
                model: model
            },
            mounted : function () {
                if (!this.model) {
                    this.load();
                }
                alert(this.model);
            },
            methods:{
                load: function () {
                    this.model = { a: '456' };
                }
            }
        });
    </script>
}