$stateProvider
.state('contacts', {
        url: "/contacts",
        templateUrl: 'contacts.html'
})

$stateProvider
.state('contacts.detail', {
        // 这里设置了url参数
url: "/contacts/:contactId",
        templateUrl: 'contacts.detail.html',
        controller: function ($stateParams) {
            // If we got here from a url of /contacts/42
expect($stateParams).toBe({contactId: 42});
}
})

// 与前面的设置方法等效
url: "/contacts/{contactId}"

// 只会匹配 contactId 为1到8位的数字
url: "/contacts/{contactId:[0-9]{1,8}}"

url: "/contacts?myParam"
// 匹配 "/contacts?myParam=value"

url: "/contacts?myParam1&myParam2"
// 匹配 "/contacts?myParam1=value1&myParam2=wowcool"

$stateProvider
.state('contacts', {
     url: '/contacts',
...
})
.state('contacts.list', {
     url: '/list',
...
});

$stateProvider
.state('contacts', {
     url: '/contacts',
...
})
.state('contacts.list', {
     url: '^/list',
...
});

// 如果状态中 url 属性是：
url: '/users/:id/details/{type}/{repeat:[0-9]+}?from&to'
// 当浏览
'/users/123/details//0'
// $stateParams 对象将是
{ id:'123', type:'', repeat:'0' }
// 当浏览
'/users/123/details/default/0?from=there&to=here'
// $stateParams 对象将是
{ id:'123', type:'default', repeat:'0', from:'there', to:'here' }

$stateProvider.state('contacts.detail', {  
   resolve: { 
      someResolve: function($state){ 
         //*** 不能在这里使用 $stateParams , the service is not ready ***//
         //*** 使用 $state.current.params 来代替 ***//
         return $state.current.params.contactId + "!" 
}; 
},
   // ...
})

$stateProvider.state('contacts.detail', {
   url: '/contacts/:contactId',   
   controller: function($stateParams){
$stateParams.contactId  //*** Exists! ***//
}
}).state('contacts.detail.subitem', {
   url: '/item/:itemId', 
   controller: function($stateParams){
$stateParams.contactId //*** 注意! DOESN'T EXIST!! ***//
$stateParams.itemId //*** Exists! ***//  
}
})

app.config(function($urlRouterProvider){
    // when there is an empty route, redirect to /index   
$urlRouterProvider.when('', '/index');
    // You can also use regex for the match parameter
$urlRouterProvider.when('/aspx/i', '/index');
})

$urlRouterProvider.when(state.url, ['$match', '$stateParams', function ($match, $stateParams) {
    if ($state.$current.navigable != state || !equalForKeys($match, $stateParams)) {
$state.transitionTo(state, $match, false);
}
}]);

app.config(function($urlRouterProvider){
    // 在配置（状态配置和when()方法）中没有找到url的任何匹配
    // otherwise will take care of routing the user to the specified url
$urlRouterProvider.otherwise('/index');
    // Example of using function rule as param
$urlRouterProvider.otherwise(function($injector, $location){
... some advanced code...
});
})

app.config(function($urlRouterProvider){
    // Here's an example of how you might allow case insensitive urls
$urlRouterProvider.rule(function ($injector, $location) {
        var path = $location.path(), normalized = path.toLowerCase();
        if (path != normalized) return normalized;
});
})

var urlMatcher = $urlMatcherFactory.compile("/home/:id?param1");
$stateProvider.state('myState', {
    url: urlMatcher 
});