var app = angular.module('myApp', []);

​

app

    .config(function ($injector) {

        $injector.invoke(function ($rootScopeProvider) {

            $rootScopeProvider.digestTtl(5);  // 配置digest循环的ttl

        });

    })

​

    .run(function ($injector) {

        $injector.invoke(function ($rootScope) {

            $rootScope.msg = 'hello world';

        });

    });