Angular pass object to route. subscribe(params => { const data = = JSON.
Angular pass object to route I'm asking whether the route data can be set via routerLink, not how to pass an object in the route itself. Dec 14, 2016 · It is possible to pass static data to an Angular 2 route without showing it on the URL. Angular2 passing data between two child components. my abstract path is Questionaire. <router-outlet> does not offer a means to bind data to loaded components or emit events from them to parents. I want to pass an object to my route so it can be accessed, so I tried. stringify(objectvariable)); this will create a fresh variable, so your child component should be responding to the changes. ts file, pass the method withComponentInputBinding() as optional argument Aug 23, 2018 · Thanks for the suggestion. config. subscribe( (params: Params) => { this. I want to pass that particular diary Nov 18, 2022 · Here in my path, i have attached 'userId' as param ,which will subscribe later from detail and edit component. I was trying to navigate to child component using route. Keep query string unencoded in Angular. I need to have access to that socket service across my whole site so I can listen for emits. It will slows the application, implies that the object is stored somewhere and may increase networks issues (if not stored localy) 4. Mar 6, 2024 · Passing data objects through routes is not a good practice. 24. This works for simple string arrays, but not for a complex array of objects. May 11, 2018 · So, in your Routes above, just set children: [] and take that data and put it in another Routes object in the UserListComponent. Then use relativeTo in your navigation method. To specify a relative route, use the NavigationExtras relativeTo property. route }); How do I access this data subsequently? In my constructor I tried this. id]" but what about routes such as this one: /user/:id/details Is there a way to set this parameter or should I consider a different URL scheme? import {Routes} from '@angular/router'; export const routes = []; Add two routes for your first two components: {path: 'crisis-list', component: CrisisListComponent}, {path: 'heroes-list', component: HeroesListComponent}, This routes list is an array of JavaScript objects, with each object defining the properties of a route. Sep 23, 2014 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Sep 5, 2018 · 3. Mar 7, 2021 · hi guys i wondering how to pass a object in a route when i click on link, for example , in my case, i have a page with products and if i click in "purchase", then will be redirect to my component purchase, passing the full product object. My previous app used routing and navigation using UI Router module for Angular JS. In the profile component i try to get the id route params and pass it into my user service to return the user object to print in the html. 5. Feb 1, 2024 · Angular allows us to pass data through the route. navigate, . May 27, 2023 · Additionally, you can pass any desired value via the data property inside the Route object in Angular routing as shown below: Aug 21, 2014 · When configuring the Angular $routeProvider, I would like to specify my own custom values in the routeObject and retrieve them via the $route object that Angular injects. But if it doesn't matter, or actually is desired behavior, I would suggest the following. I have a route. However, when going back to the initial "home" page the Objects are not getting passed anymore. Oct 28, 2016 · The resolver needs to call different API endpoints to fetch data appropriate to the route being loaded. 14. Given this template: <div my-directive="{ name: 'Roger', orders: ['apple May 13, 2021 · Passing dynamic data. It's an object that contains objects. For examp I don't know what exactly you are trying to do, we need more information, but i think it has to be with @Output and eventEmitter. Try passing JSON. but never use ngrx, for the same Dec 6, 2022 · GET doesn't support body, so you must use the query string to pass your object to the backend. html Apr 4, 2017 · @AbhishekV Just have a Component A to gather your data, manage it and put it into an object. Mar 10, 2017 · There's no way someone looking at this code would realize that roles object and the route guard are linked without knowing how the code works ahead of time. My suggestion is pass such data through the common service or BehaviorSubject(rxjs). By passing state to RouterLink, Router. The secret is not to include the query string when changing the route, because that will cause it not to match the route template. Angular 2 passing objects when routing. Jan 11, 2020 · Angular 2 passing objects when routing. Oct 24, 2017 · if you want to back from dashboard to home you can't do that with object location, in this case, you need to use Router and specify an exactly route (/dashboard). navigate. asObservable(); and then define one method Mar 29, 2023 · I'm using Angular 14. numtopics) to the queryparams. var addObjectToArray = functi Oct 18, 2017 · A user clicks a button which should take them to a profile/:id page. Tutorial Goal: Passing Data Through Angular RouterState Jan 18, 2018 · Within an *ngFor loop, where I'm building a list of search results (mat cards) with sample reading texts, I want to allow the user to click on one of them to read more, and open a route to a document Apr 29, 2017 · First, we need to import the router module from angular router and declare its alias name. 1- Define a method that converts your input to an HttpParams object. 1. What happens if you refresh route2?? from where will you get the data for route2, your page would collapse. Currently i am navigating from my screen1 to screen2 using below code. To fetch value from data, use ActivatedRoute. In route params you should Nov 15, 2017 · I have a parent component and a child component. Just make the object as a whole json string and after that parse it. name = route. May 11, 2021 · Even Angular Teams create (from Angular 7) the "state" to manage this kind of problems. 0 Mar 25, 2023 · In angular, we can pass the data to a route by using data object and access that data inside components by using ActivatedRoute. – you can't pass objects you can only pass single parameter values. navigate(['start'], { state: product, relativeTo: this. Inside your app. Angular, Http GET with parameter? 0. You can create say DataService class as angular service and pass it around your App via Dependency Injection. On one component I have. ts May 9, 2017 · I am trying to pass and read data using Angular Route. What you can do is change the route and then apply the query string parameters. page. forRoot. HomeComponent Feb 18, 2016 · Angular 2 - passing data between routes. Pass parameter through routerLink to a new component. Angular 2 routes: resolve not called for children. I just use it internally. Dec 14, 2016 · There is a better approach to handle data in the modal if you need to have data immediately after modal construction. Feb 23, 2017 · Via a service? Okay. Feb 28, 2019 · Receive your object in destination component: constructor( private route: ActivatedRoute) {} ngOnInit(): void { super. 20. In a route we can also pass a parameter whose value can change dynamically. export class ElementDetail { // import {RouteParams, Router} from "@angular/router May 3, 2016 · Passing objects by routing is quite limited. So how's that possible? Apr 8, 2018 · So, you can text it by passing a fresh object reference, with same value. Using angular injector technic. My code looks like the following: import { UrlTree, UrlSegmentGroup, DefaultUrlSerializer, UrlSegment } from "@angular/router"; const Mar 24, 2020 · I am able to get a single param through route like page1/id1 in Ionic 5. get with params. I have a service which store socket. id]">Person</a> Handle in component:. Mar 13, 2024 · 1. if you want to navigate out when not logged in). Using a service is a better option. Commented May 12, 2017 at 11:49. Component One: Jun 23, 2021 · I have two components as follows: product-table where I display a table product-message where I display the result of the click on the table I make the components communicate with input and output May 29, 2017 · Pass to router link: <a [routerLink]="['/Person', person. navigate() and Router. 2. What I'm trying to pass isn't a simple object, so it can't be expressed as a url parameter. Oct 4, 2018 · I'm trying to pass an array of objects through activeroute. You can pass data back from the child to the parent component. not pass object in route. Angular pass object reference as input to routerLink component. My code: The component showing the tiles has the following function to pass the clicked object to the shared service: Angular 4: Passing object to Routes without updating Query Params. I would be grateful for any tips. But it has two events: activate — emits any time a new component is instantiated. 3. constructor( private router: Router, private route: ActivatedRoute, Nov 16, 2017 · I was trying to pass objects when the route changes in Angular 4. share: Subject<any> = new Subject(); share$: Observable<any> = this. The service will work, but a logical way to do it using only ordinary scopes and controllers is to set up your controllers and elements so that it reflects the structure of your model. stringify but that didn't work for me. Nov 11, 2020 · You can configure data to be sent at the definition of the routes: const routes: Routes = [ { path: 'structure/profile' data: { example: 'emp_no' }, component: ProfileComponent } ] When navigated to 'structure/profile' this data gets sent and you can subscribe at the ProfileComponent: Dec 16, 2021 · I am trying to pass Objects between pages in my Ionic Angular app. 0. The service injection is my plan B Mar 17, 2022 · I am using Angular 12 and I have route path with lazy laoded module like this. 13. Aug 11, 2016 · Trying to find the answer on how to pass a common object between routes. The problem is, the non-direct child map wants to access the data object, but apparently, it can't. My first screen is screen1 and I want to pass "model" object of type "any" from screen1 to screen2. (To be clear this is me bemoaning Angular not this perfectly reasonable solution. Jun 7, 2014 · I have a search box with a button which hits the route defined in the config of Angular application. It's not a safe way to pass it over the url. My question is how to pass an array of string as a parameter in route? angular May 10, 2018 · I'm looking for a way to pass an object into a directive, but it turns up as a string. ngOnInit(); this. params like show in the docs , but it's only if your router have params. parse(params["data"]); }); } note that if you do not want to expose all data in the URL, using a service is the way to go. Nov 16, 2019 · What i think about why there is no way to pass an object through a router is because if you pass the data and made it available on the route2, the data is available on the route2 just because it is passed from route1. angular routing using router. This will pass a string to the queryParams. I think what you're trying to do is route to some page like /user-dashboard/user/x where x is the user's id. I have no clue why passing roles in data object like this is not working. Your routing path : const routes : Routes = [ { // Other routes }, { path Jan 14, 2017 · Angular 2 passing object via route params possible? 6. export const routeConfig: Routes = [ {path: '', redirectTo: 'use-cases', pathMatch: 'full', children: [{path: ':id', component Jan 17, 2020 · In my navigation component I wish to access the Route information by passing a URL, as the route Object's data property contains my Access roles. component lifecycles, dynamic router data, router state, shared services, observables use http caching if you need. We can pass static data to navigation using data property of Route. queryParams. component. id using route. For security reason and because making URL less useful. public ToHttpParams(request: any): HttpParams { let httpParams = new HttpParams(); Object. Oct 1, 2021 · There are several ways to pass data to an angular component. Angular 2: pass a value to the route data resolve. And make a new route in your routing-module that corresponds with the detail component. But how can I pass dynamic data/object in the same way? Aug 22, 2017 · I cannot find how to pass an complex object from one component to another in Angular. To do so, you use the withComponentInputBinding feature with provideRouter or the bindToComponentInputs option of RouterModule. append(key, request[key]); }); return httpParams; } Jun 8, 2018 · The reason why you get data like {0: "[object Object]", 1: "[object Object]", 2: "[object Object]"} is because it's an object. route. After the link parameters array, which here contains items, add an object with the relativeTo property set to the ActivatedRoute, which is this. – Oct 27, 2016 · Try this, add children in first path. Passing data to route {path: "post", component : PostComponent, data: {msg: "Welcome"}} Oct 31, 2019 · how to pass data objects between the routes in angular 2 Final version. I need to be able to generate the book title from the book Oct 31, 2015 · Something you need to have in mind though, is that when passing an object this way, you are passing a reference to the object. – Apr 1, 2021 · If you pass an array to the queryParams, angular will serialize it for you. data. I want to pass these selected images to my new route, CreateAlbum. How can I do that? like: { path: 'department', component: DepartmentComponent, customdata: { name: 'foo', age: '23' } } I don't want the custom data to display in URL. Angular 2 http. Basically you may create a Service which will have a user object, which can be updated once your parent route gets loaded or with some action on parent component. In order to pass dynamic data to a route, Angular uses the state object. 2. navigateByUrl('screen2/'); How can i pass "model" object with this route? May 8, 2017 · In the latest version of angular 7. An array of Route objects creates the Routes object. i have abstract route because when i click to back button route params disappear and i put an abstract path to keep id and questionnaire type parameter in url. Can Angular 4 pass an object along the route? 1 How to pass object from routerLink in angular 7. io. But I was hoping to find some kind of why to traverse the Jun 5, 2017 · How can I pass the formValues (Javascript object which contains search criteria entered by the user) to the search results component? In the search results component, I would be executing the search (using the service) and displaying the results to the user in a grid. Dynamic data or user-defined objects can be passed from Angular version 7. stringify(item. I know I can pass a parameter to routerLink for routes such as /user/:id by writing [routerLink]="['/user', user. It seems that the navigation finds place to early as the object passed to the service is undefined when retrieving it in the detail component. Feb 14, 2019 · I want to add some custom data to route when I define the routes. I agree 100% that it should not be in the route. However, this does not work. Passing data through Angular2 router. Apr 6, 2019 · You likely don't want to pass the entire object as a route. This is due to the way that Angular's HttpParams initializes from an object and stores all parameter values as an array, regardless of whether the value is intended as an array or not. For instance: Apr 2, 2023 · Learn to pass optional query parameters using the routerLink directive and how to intercept and read those parameters in other Angular… Passing object containing skipLocationChange property to the router object reference as below mentioned: how to pass route params in [routerLink] angular 2. You can see this here in the official documentation where they implement a list/detail view with routing. html ) to my page-view component when the link is clicked. routes. always use angular ways to manage state unless you have a special reason. Angular-ui-router devs are still working on passing whole object. navi I am new to IONIC 4 and I want to pass an object from one screen to another screen. May 11, 2016 · Can you pass that data into the route at the navigation point instead of the routing configuration? For example, in a master-detail situation where the detail component replaces (so is not a child of) the master component, can you pass the master data object to the detail component while navigating to it so that the detail component can display some of its data while it's loading the detail data? The Angular route data property helps pass static data to a route. When I pass it to the next page I get [object Object]. Using object's id (not recommended) If your object is stored, you can pass the id in the url and fetch it again. Angular 2 http object to variable how? 75. Create a service like this, import { Injectable } from '@angular/core'; @Injectable() export class AppMessageQueuService { myIds: Array<Number>=[]; constructor() { } saveIds(produIds:any){ this. For instance: Dec 16, 2017 · angular 2 passing params in route. keys(request). navigate based on button click. In the component class, import NavigationExtras from the @angular/router. ) – Dec 18, 2014 · My problem with that approach is that my app crashes if the resolve object is missing on other routes and I would like to pass optional params. The route data can be either static or dynamic. 45. id = params['id Nov 12, 2019 · Pass objects during router navigate. Anyone an idea how to fix that? Here is the code: home. 2 using the state Dec 4, 2015 · Since you are passing an object (a JavaScript reference type) any changes you make to object properties in the parent or the child component will be reflected in the other component, since both components have a reference to the same object. Step 2:Now you will set the navigation either through navigator method or directly through routerLink Oct 27, 2020 · In route, I pass dataId as a parameter as you can see above but I also need to pass myArr in the route as a parameter. Angular Passing One Component to Other Component. And we can know @smartmouse wants push that even further -- nested non-direct child routes can access data from ancestor. As soon as you get used to it will be your best friend when passing data from one component to another. How to add custom data to a route? 0. This means that any change you make to the object in the "child" Component, will be reflected in the "parent" Component object: Jan 7, 2018 · reason of using nested route for me is handling dynamically icon and back button for every page. The static data use the Angular route data property, where you can store arbitrary data associated with that specific route. navigate(['associate-product/' + this. btw if you want to some how pass the data through routes here is the way. –. yo make it as an object you must put all of the properties as different url parameters. And pass that object throughout all your App using a shared service. The Object gets passed to the newly opened "details" page once. parse(JSON. Jan 30, 2015 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Aug 14, 2014 · How can I pass a object using above way? And in above example, it shows value of "id" in URL, obviously If I want to pass a object, I don't want to display that in URL too. Using query params (not recommended) By stringyfing your object: See @Tahseen Quraishi's answer Apr 18, 2018 · You have to pass to route parameter a required id or something by which you are getting user or userhead and from the child make a request based on the route parameters. Basically, I was trying to mimic something that could be achieved using an UI Router in Angular JS. We have learned how to define a route in angular using Angular Routing. navigate to the Jun 30, 2016 · I would like to pass objects during router navigate to the target component. Or is it better to use application providers instead of queryparams. Angular 2 - send object from one component to another over router-link. Jul 2, 2017 · Here are the appropriate types used in the following screen shots: 1) Required Routing Parameters: 2) Route Optional Parameters: 3) Route Query Parameters: 4) You can use a service to pass data from one component to another without using route parameters at all. change data on route event Apr 29, 2016 · I've generated an array of objects in Angular and I want it to send it to the C# controller. In that case you need to pass the id property (or whatever your primary key attribute is called) of the user to the RouterLink, instead of the entire object: // Example Route { path: 'book/:id', component: BookComponent, resolve: { document: BookResolve, title: BookTitleResolve } } If the BookResolve returns a book object, how can you pass that book object to the BookTitleResolve? I have a title service that looks for the key title in data. my recommendation is using id and service to get data in other components to retrieve data or use form-data instead of query-string. myIds; } } May 27, 2019 · You can use data service like below. subscribe(params => { const data = = JSON. Angular Routing Data. Oct 31, 2018 · You can catch your parameters in your routed Component by using ActivatedRoute in angular. It sucks that Angular doesn't support a way to do this in a more declarative way. If you provide a service instance by the parent component, then the same instance gets injected in parent and child and you have the shared data available immediately. Is there a way to achieve this ? May 24, 2022 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Apr 30, 2019 · Im building an app and passing user data around different pages, I have a variable called profileData which is a json type of Profile. If you will have only one childer you can use <userprofile-userhead></userprofile-userhead> directly. Pass objects during router navigate. same object Aug 20, 2019 · resolve(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<any> | Promise<any> | any { this. Aug 3, 2016 · You may use a common service to pass data like explained in the Angular Documentation. What is the function signature equivalent of a `bytes` object in Jun 25, 2018 · I am trying to create a URL from an object in an Angular 5 SPA. Add query params to current route Angular2/4. In this article, we learned nine different ways to pass data through Angular routerstate including URL or Route parameters, using query strings, how to pass static data, how to pass dynamic data and even wildcard routes. services to pass parameters to a new route. _router. But this in much cases this is a bad solution, and the browser routing don't change from /home to dashboard . navigate(["dashboard",{ queryParams: { page: 1 }}], On Dashboard component I have Jun 23, 2017 · Use a service to save the array of ids from one component to other component. 21. – Bharat Chauhan. For objects like user account, I would use a provider (to have it ready on component init), a service (for sharing around app) or a guard (e. I know that I can extract this Access role information to a map and the share the key between my Routes object and my Navigation object. If I want to get multiple parameters for a module, how do I do that? Apr 2, 2023 · Learn to pass optional query parameters using the routerLink directive and how to intercept and read those parameters in other Angular… Passing object containing skipLocationChange property to the router object reference as below mentioned: how to pass route params in [routerLink] angular 2. Learn more Explore Teams Apr 28, 2024 · In previous versions of Angular, retrieving route parameters was quite verbose. Where does the service (you mean an Angular service here?) happen? Nov 18, 2022 · Here in my path, i have attached 'userId' as param ,which will subscribe later from detail and edit component. Jul 16, 2019 · Angular 2 - Http Get request - pass json Object. Is it possible to pass an object with route. Angular pass data in the route. Where does the service (you mean an Angular service here?) happen? Jan 23, 2018 · How do I pass the data binded information within the <a> tag (Within the volume-links. this. I saw a question on Stackoverflow where they use JSON. 3 and above router navigate and navigateByUrl methods accept another parameter with type NavigationExtras has a property called state accept an object , after we set the state value we can get the value in the target component by access to history object so just like this we have pass an object betwwen routes. I have two components in different modules in my app, i would like to navigate from one component to another an pass a complex object to the second component. Why it can't? Jun 21, 2024 · If you pass an object {exact: true} the equivalent is: const exactMatchOptions: IsActiveMatchOptions = {paths: 'exact', fragment: 'ignored', matrixParams: 'ignored', queryParams: 'exact',} If you pass an object {exact: false} or doesn’t pass anything to the input it results in following shape of configuration object: The route configuration used for the route that contains the origin path. res$ is a function (id: number, type: string) => Observable<DetailsResponse[]>, but resouces$ is an observable Observable<DetailsResponse[]>; Based on your comments, you need to pass a function because the arguments aren't available in the parent component. name; } by using above code am able to get employee name but i want to pass complete employee object. I have a component where I select a set of image objects. children: Contains all the child routes activated under the current route. Define a model for your data. Basically Sep 10, 2019 · From angular <router-outlet> Acts as a placeholder that Angular dynamically fills based on the current router state. Im passing it in the router like so: return this. This object uses the History API in order to store the dynamic data contained within. Angular Passing Data Between Routes. navigateByUrl(). Apr 28, 2024 · In this article, we will explore a very useful functionality introduced with Angular v16 that enables the conversion of a route parameter into a component class input (and you could even use Mar 13, 2024 · On this page we will learn to pass data to navigation in our Angular routing application. But I subscribe only to the queryParams object that gives me the Params as a string. . 0 introduced a new way to pass data using State Object while navigating between routed components. first, create one service in that . id, {this. forEach(function (key) { httpParams = httpParams. How can I do this? This is the code for generating the array of objects. params. data}]); Also I don't want to store the object on LocalStorage. Nov 13, 2021 · In one case I need to pass an optional non-string object to the URL. Use a route to pass this type of information to your application components. Feb 2, 2018 · How to pass object to <router-outlet> from Observable? 0. Nov 11, 2015 · While most of the times parent components will be passing data to their children, Angular also offers a mechanism to pass additional data to components at the time of the route configuration. Is there any way to pass specific params to the Controller (from the route provider)? I've created a factory that controls shared scope between route path's pattern, so you can maintain the shared data just when users are navigating in the same route Mar 1, 2013 · There is no way to do this with route parameters, but this can be accomplished by using query strings instead. route path Oct 27, 2021 · Passing objects by routing is quite limited. The data it nested and wouldn't be suitable to pass as URL parameters. We can pass data to navigation by two ways. parent: The route's parent ActivatedRoute when this route is a child route. May 12, 2017 · you can pass user. import { Router } from '@angular/router'; ---> import class AbcComponent implements OnInit(){ constructor( private router: Router ---> declare alias name ) { } } You can change query params by using "router. navigate" function and pass the query parameters Nov 24, 2017 · However, what I don't seem to get is when I should navigate to the different route. Route: data Route contains properties to define a single route. For example, besides the dynamic data like product ID we may need to pass a flag indicating if the application runs in production environment or not. main. Rather than having a resolver for each of my many components, I'm building one generic resolver. they overcomplicate things, change whole angular architecture and make the whole framework useless. May 30, 2019 · The typing doesn't match. Using a service is the better option. What other object can I subscribe to, that triggers a callback whenever I navigate to that route that gives me back the query params including the custom object? Jul 13, 2017 · There is a data object configured on the home route config. Sure it's better pass the "id" of one article and get subscribing to activeteRouter. ts file and I am not sure how to initialise a socket service in the root then pass it to the route when needed. TS of page sending the data Jun 22, 2017 · I don't think that it is a good idea to pass the whole object as QueryString. Actually that guys Svatopluk Ledl gave a nice solution. We can use a directive called routerLink: Nov 10, 2017 · As a caveat to my solution from Feb 2021, it only works when the expected array has more than 1 entry. For instance, consider these routes: app. I don't want to pass the data through the URL like this: return this. Jun 11, 2023 · Learn about the different methods available for passing data between routes in Angular and choose the most appropriate approach for your specific use case. May 9, 2017 · Now available on Stack Overflow for Teams! AI features where you work: search, IDE, and chat. Sep 5, 2019 · Here we though have to remember that these objects are passed by reference, so if you want to do some work on the object in the child and not affect the parent object, I would suggest using Günther's solution. By configuring data in route configuration. firstChild: Contains the first ActivatedRoute in the list of this route's child routes. share. g. Mar 13, 2022 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Jun 29, 2017 · How to pass parameters to the route in Angular. Wehn I am trying to read data in my AuthGuard, data object is empty. To pass dynamic data (or an object), we can use the history state object. Jun 6, 2024 · Angular 7. You can also try by passing object of type any in place of Convention, and pass input value as JSON. The direct child routes can access this data object. You're navigating here to a set route that probably uses a component. Unfortunately, I could not figure out how to do that yet. In current component you have to set the data to route like bellows Jun 30, 2021 · What I want to do is to send that object while redirecting to component B, So I can work on it. Thus, I'd like to pass custom input in the route definition that points to the correct endpoint. myIds = produIds; } retrieveIDs(){ return this. html Jun 13, 2018 · state management tools like ngrx and so are not needed in angular. router. Then, in that component you have something like the following for your constructor: Jun 11, 2019 · You should add the id as a router parameter in the url. The benefit of using a state object is that you can share data between routed components with routeParams without displaying it on the URL segment, unlike queryParams in Angular.
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