Angular 6 binding not updating. subscribe( q => { // Do something .

Angular 6 binding not updating. Jul 13, 2019 · I am using material card to get populated using *ngFor but it does not show binding it shows this in the DOM ,but when I console my binded variable, it shows the value but still my mat-card not get re populated. So all you have to do for it to "refresh" is ensure that the header has a reference to the new data. If one component updates data in the service it's in a different instance than the service another component listens for changes. Angular updates the view on each digest cycle, which happens a lot of times - When the user interacts with the view, or after any change on the scope that angular is able to track. The reason behind this is that your Array dataItems is an Object. Also, autofill is not updating the filtered values, because the control value is not updated. Jan 8, 2018 · The second is that FormControl doesn't get updated if you change the Input data as long as the [binding] is made with a function and not a value, so Angular won't be able to update the value of the Input correctly. Aug 13, 2019 · I'm trying to capture screen using getDisplayMedia() (I have used external js to use getDisplayMedia() as it is not supported by angular 4 i guess). AngularJS: Parent scope not updated in directive (with isolated scope) two way binding but I am not changing the value from the directive, but changing it only in the parent scope. The binding type is set using bindings flags. This issue usually occurs due to scope binding problems, digest cycle issues, or incorrect data assignments. If you want to share one instance with the whole application then this is the AppComponent. value" in a "javascript mode", when binding not check again and again. This is the reason is neccesary change the "input. In my Angular 2 app, I want to start by loading a number of SVGs, before starting the app proper. This is the relevant code in the form component: I am using a service to fetch the details of the student to be edited. Sep 1, 2023 · By following a few guidelines, you can use property binding in a way that helps you reduce bugs and keep your code readable. I think my case is a little bit simpler, i just want to make the binding get updated between the dynamically created components and it's own templates. As said here: Since the table optimizes for performance, it will not automatically check for changes to the data array. Angular $scope variable not updating Asked 8 years, 11 months ago Modified 3 years, 2 months ago Viewed 51k times Mar 25, 2017 · Current behavior On a event if a element state changes and using the script if a condition is true again the state changes then the change is not being reflected in the view but reflected in the bonded model variable. Dec 21, 2022 · Furthermore, I was able to work around this problem by forcing Angular to re-create the relevant form elements in the DOM (in the Stackblitz this is what I do with asyncFormWithNull$). Issue is with fileName - I bind the data and it gets the initial value when the page loads. Jul 19, 2018 · I just noticed that the value in component that is bind to a Inputfield is not updating when the input field's value is updated through jquery. When data is returned by the service for the first time after getting access token, binding is not updating in the component's template. Jul 29, 2015 · You may also use a function that gets the class name if it is dynamic, that would help if you need classes like: active-1 (and -1 depends on something else), just concat would not refresh if the "-1" changes to "-2". This is a common problem and is usually related to scope digestion, event handling, or incorrect bindings. Nov 27, 2019 · I have created a dynamic component in Angular 6 with componentFactoryResolver, and I need to update one of its properties every 3 seconds. value --> the model get the same value that the input. During change detection each binding determines the type of operation Angular should use to update the node and provides context information. To make it work, set the option values to category and make sure that the radio buttons have the same name. Jul 6, 2021 · Hello, I will mention about the complexities and issues I faced when I was updating the Angular projects I work on at my current company in this post. I will put my code below. In this example, the form model is the FormControl instance. Data binding automatically keeps your page up-to-date based on your application's state. When form validation is happening, the UI is not updating. dropdownItems ] I am using this dropdown component elsewhere too so i know that it works. the latter is typically only used in unit tests. operation will get evaluated once (when the controller is initialized) based on the value the terms on the right hand side had at the time. queryParams. That means anything inside a callback or a promise doesn’t work well for some reasons. The following component implements an input field for a single control, using reactive forms. May 6, 2015 · I want to bind the content of a span element (that is the current position of the element). Like if there is some way to over-write its normal behavior (which is simply to call angular. It also handles dynamic <option> elements, which can be added using the ngRepeat or ngOptions directives. So the dropdown does not update. Note that binding an array to [style] is not supported. AngularJS : ng-model binding not updating when changed with jQuery Asked 12 years, 11 months ago Modified 7 years, 1 month ago Viewed 189k times Sep 15, 2020 · Angular Forms: Why is ngModelChange late when updating ngModel value The @angular/forms package is rich in functionalities and although is widely used, it still has some unsolved mysteries. Apr 26, 2017 · I saw similar issue here: #7381 But it doesn't helped me, since current angular version isn't using babel Current behavior After asynchronous function is called, variable changes to true, but *ngIf doesn't showing up the item After 5-30 seconds it detect variable change and showing item Expected behavior After asynchronous function is called, variable changes to true => *ngIf should showing up The problem I have run into is that even after setting the values to the variables I have used for the two way data binding, the inputs contents are not being updated. Because they are the same object. equals on the model). I use MSAL for Angular to authenticate the user. ,In Angular, We will use ngModel for two way data binding. To remember it easily I call it banana in a box, One way binding: If you change the value the change will reflect in the control Two way binding: If values or input changes, changes will reflect both ways Sep 27, 2012 · And value created from ng-model is placed in children scope, not saying parent scope (maybe the one injected into controller) won't see the value, the value will also shadow any property with same name defined in parent scope if not use dot to enforce a prototype reference access. cfr. This confirms my theory that any updates to the [formGroup] binding are not propagated correctly for elements already present in the DOM. name, you can bind categoryModel. i. You use data binding to specify things such as the source of an image, the state of a button, or data for a particular user. 1 Form control validation is failing on address_line1 when autofill is used. Aug 31, 2015 · Generally, the answer I feel like I am groping for isn't how to trigger the digest cycle but to change how angular detects if something has changed. Jul 29, 2020 · I use Angular 9 and modify a variable that I use in a template. May 7, 2020 · Angular 8 Metronic binding not updating Asked 5 years ago Modified 4 years, 3 months ago Viewed 844 times data bind doesn't update value Angular Asked 6 years, 2 months ago Modified 6 years, 2 months ago Viewed 1k times Feb 13, 2023 · Because we are not updating ngModel property with the new changed value. 0. Form inputs are probably not updating because you are not binding the returned result to the values Mar 2, 2016 · And it still failed to update the UI, so it's not the HTTP call that is the issue (which does use Angular's Http). But when clicking " update from child ", only the childs updates! This seems very simple, what can I be doing wrong? (Note: I used angular CLI for running up the Jan 10, 2020 · Angular component is not updating UI when value changes Asked 5 years, 6 months ago Modified 5 years, 6 months ago Viewed 17k times Sep 17, 2021 · Answer your comment: Explained the two ways binding: if the user change the input. For example, when I update the displayedColumns array in a component that uses the matrix table tag, the table inside of that component gets updated with the desired columns. name)?. Jul 13, 2017 · AngularJS Component binding not updating the view on Callback Asked 7 years, 11 months ago Modified 7 years, 11 months ago Viewed 527 times May 16, 2018 · so im trying to Bind the selected Item of a Dropdown to a Property with 2 way binding but the property in my typescript code always stays the same. In case of property update for each binding the compiler sets the following flags: export const enum BindingFlags { TypeProperty = 1 << 3, The web development framework for building modern apps. Setting the value of model. 1. Aug 23, 2019 · This Stack Overflow page discusses an issue with Angular's two-way data binding not updating input value when set to an empty string. This happens only after signing in to the app. Feb 3, 2018 · I am facing a pretty awkward problem hereAngular 5 variable value from jQuery function is changing but not reflecting/binding the new value in the view: In the Component: import { Component, O Summary: Discover the common pitfalls and solutions when dealing with two-way binding in Angular, specifically when child components fail to update parent co Mar 12, 2020 · I have an angular component which has a boolean variable "BodyToggle". I've confirmed via the console that the properties are getting updated Jun 30, 2017 · During change detection each binding determines the type of operation Angular should use to update the node and provides context information. May 17, 2018 · I'm following the Tour of Heroes tutorial and cannot figure out why ngModel is not updating hero. When you refresh your app, the digest runs and thus your value gets updated. Here Oct 14, 2017 · I'm using Angular 6. I updated my project to the latest version of Angular (both are in v8) and now data binding has stopped working in the View. Common Causes of ng-model Not Updating the View IssueExplanationNot inside AngularJS scopeIf changes happen outside… Summary: Discover the common pitfalls and solutions when dealing with two-way binding in Angular, specifically when child components fail to update parent co Nov 6, 2018 · Angular Binding Not Updating Asked 6 years, 8 months ago Modified 6 years, 8 months ago Viewed 9k times May 25, 2016 · I can't figure out how to bind the fields to the component so that the fields update when i change the properties in OnDataUpdate(). But in your case there is no change in model as you are setting it to same value of 100 at second time as well. So if you change data in your root you can see changes inside your component but you cant see changes in your root when it changed inside your component. Mar 28, 2018 · Declaring a model value in the template, then passing it as a reference in method params, does not detect the updated model value; We are going to discuss this issue in detail and also the ways to resolve it with a simple use-case. 3 possible Solutions (credits to Günter Zöchbauer): Change the reference of the binding on every change. When you push a new item to an array you aren't changing your reference and therefore Angular doesn't see a change so it isn't redrawing the view even though the items in the array have changed. Two-way binding with form controls Developers commonly use two-way binding to keep component data in sync with a form control as a user Apr 5, 2023 · This is still not a MRE, but you should avoid using functions as a binding to a @Input since they're called on every lifecycle. I'm trying to making some custom elements with AngularJS's and bind some events to it, then I notice $scope. valid status gets not updated. Whenever you are considering adding a library dependency, especially one that deals with user interaction or events, always look for an Angular-friendly wrapper for it. ,The above code won’t update the ngModel property and user. Second of all, Do you mean, it is not updating on <p>{{ locatedAddress }}</p> Or in your form inputs? locatedAddress should be updated. Is there a way I can manually tell Angular to update the view? Overview HTML select element with AngularJS data-binding. and it’s specific to Angular framework. As long as you aren't doing some crazy dynamically generating the html for the view in the controller your view and controller are totally decoupled. Jun 2, 2014 · Then, using a callback to update the variables in the controller, I have found it useful to angular. get (feature. (or maybe my understanding of scope isn't clear. I tried changing the bindings, using ngModel but result is the same, Can't figure out what am I doing wrong. So you end up with a reference to a different component than the one Angular is actually using to display your recipe. Was it asynchronously gathered? Did you use a callback function or a promise? Was it all in the AngularJS digest? If it was not in the digest, the scope will not update properly. (Dunno about the api call though don't know if i do that Mar 11, 2021 · First of all in your html you have onSubmit method, but in typescript I see onLocateAddress (), I am assuming that is just a mistake while posting the question. Mar 26, 2019 · Two way data bindings not updating between components I am setting up inter component communication using two way data binding. The field "OtherValue" has a working two way binding to the in During change detection each binding determines the type of operation Angular should use to update the node and provides context information. We can’t see how the data is fetched. The validation functions are triggerin Aug 5, 2015 · The binding should update once the courier is no longer null with the name of the courier, however nothing is happening. Dec 29, 2017 · I recently started exploring AngularJS. selected') get selec May 22, 2022 · I am creating a basic app and am struggling to understand why my subscription is not updating automatically after I add an item to my database with http post. The problem is that, since you're not using ng-options the browser had not finished rendering at the point when you set the new selectedDevice. Binding data at a controller doesn't couple it to the view it just binds the data to the scope of the controller which is available in the view. Since, the object reference does not change, Angular won't run change detection. In this discussion, we explored common pitfalls related to data binding, such as confusion with binding types, performance issues with change detection, loosely bound values, and optimizations using trackBy. Mar 19, 2021 · Any code written on the children of a child component does not update when updating the interpolation variable I'm just trying to update a variable constantly like this counter: number = 10; Aug 19, 2015 · generally, you want to update the model your input is bound to (and let angular propagate it to the view) instead of updating your view directly. On first click event, it is showing accurate screenshot image, but after that it doesn't update image from 2nd click event onward. has-value in your example Angular will update it during executing updateRenderer function for parent view. 0 Material: 6. The web development framework for building modern apps. Provide ShoppingcartService only once at a common parent component. Angular gives you the step by step guide for Jul 23, 2025 · Approach 1 In this approach, we will bind a string. If you're set on on using ng-options you can use this workaround. value, and using two-way binding changes the variable before entering the function. Calling detectChanges does not have any effect because host bindings are part of parent view. UI Not Updating Properly with $any in Angular Property and Event Binding #55897 Sep 5, 2017 · Angular will automatically update a component when it detects a variable change . The view binding is not updating when a callback comes from the Chrome API and a property used in the view binding is altere Jul 13, 2018 · I read a lot about ngComponentOutlet not working with binding, but as far as i understood, all cases wanted something like child <--> parent binding/communication (@Input and @Output, and for that there is an ng-dynamic-component, which works). $scope. Can anyone explain me what the typical approach is to let Angular know that somet The syntax for two-way binding is a combination of square brackets and parentheses, [()]. Aug 22, 2016 · 2 Problem solved So the problem is, that angular 2 doesn't call the setter, if the reference of the binding has not changed. You can check it here You can check console logs. Problem: when I change the element position, angular doesn't update the value of the ng-bind attribute. But unfortunately my template does not get updated. Example: This example illustrates the basic implementation of Two-Way Data Binding in Angular using the [ (ngModel)] Directive. I'm trying to iterate over these books using ng-repeat but it's not updating. ,Because ngModel updated in change event. my angular/zone/rxjs dependencies all have fixed versions, so these can't have changed. Aug 28, 2022 · The syntax you are using [ngModel] is one-way binding you have to use two-way binding syntax [(ngModel)]="value". Feb 19, 2023 · During change detection each binding determines the type of operation Angular should use to update the node and provides context information. To do this, I first load a list of svg locations from the server, then fetch each one in turn. _route below) Subscribe to the queryParams and do what you need to Example: this. Updating the property without changing object identity has no effect. Angular updates binding whenever their is any change in model. bind "this" of the controller to the callback (which may be obvious to some, I guess). . I saw some similar questions but I'm quite sure that there isn't any scope problem here. Jan 11, 2019 · Angular Two-Way binding using NgModel not updating value Asked 6 years, 6 months ago Modified 6 years, 6 months ago Viewed 2k times Nov 22, 2018 · Angular View binding not updating with simple boolean Asked 6 years, 8 months ago Modified 6 years, 8 months ago Viewed 9k times Jul 7, 2019 · I want to change the appearance of my navbar whenever the scroll is not at the top. In the component. I’d suggest you post a CodePen sample that May 4, 2020 · 0 I'm trying to update the text in the span, using the latest Angular. Instead, when objects are added, removed, or moved on the data array, you can trigger an update to the table's rendered rows by calling its renderRows () method. I can see that the viewModel get initialized. In my case I found out that the property I was binding to was a read only property. Jul 6, 2018 · Angular 2+ is one way data binding. I Mar 5, 2020 · Yes, this is because your component isn't reloaded when a param changes in the URL. Jan 12, 2017 · I also ran into the problem that the two-way-binding had not updated the model when changing the input of the input field. name or if it's just not updating the view. Dec 28, 2016 · I have tested this with 1 way binding [ngModel] to ensure its not setting the value after the function is called. Jul 18, 2016 · As you can see the component has a _sourceFile property that is being bound to as the src for the iframe in the template. screen. _route. Another digest cycle would go through all the watchers and simply return with the same answer which is that the model hasn't changed. Essentially, you need to do this: Inject ActivatedRoute in your component (this. name" However, the "Refresh" click still doesn't change the {{customer. ts export class AppComponent{ searchStrin Feb 4, 2025 · What is Data Binding in Angular 19? Data binding is the technique used to synchronize data between the UI (HTML) and the component logic (TypeScript). subscribe( q => { // Do something Aug 20, 2017 · I enter the ISBN number (say: 1234) in the search text, and update the bookList with the response items that I received from google. The problem is, sometimes the input field is not being updated. I expect the interpolated value in the child to update every time I add to the list but instead, the original loaded May 1, 2019 · I'm creating a Chrome extension with Angular to render a pop-up window. Feb 26, 2019 · Data binding failure, as the variable does not update its value Asked 6 years, 3 months ago Modified 6 years, 3 months ago Viewed 693 times Nov 20, 2019 · I am currently having issues trying to bind a list to an input object in Angular. ,If we use two way binding syntax for ngModel the value will be updated. Sep 8, 2016 · When using host property bindings for a component, it seems that explicitly triggering the change detection does not update those bindings. May 15, 2018 · Angular losing binding after array update Asked 7 years, 1 month ago Modified 7 years, 1 month ago Viewed 563 times Aug 6, 2016 · If you provide ShoppingcartService on every component, every component will get it's own instance. The select directive is used together with ngModel to provide data-binding between the scope and the <select> control (including setting default values). It eliminates the need for manually updating Feb 11, 2017 · Your problem is that you're updating the values that are bound to the view but angular doesn't "know" that they were updates. In the RecipeListComponent, you are instantiating a new RecipeDetailsComponent(). value. resolveComponentFactory( Aug 9, 2018 · Angular Material Table dataSource not binding correctly/updating, no errors yet nothing works Asked 6 years, 9 months ago Modified 3 years, 7 months ago Viewed 2k times Dec 24, 2019 · I have created custom elements in my Angular application. In the Angular app, we need to make changes in local variables which are getting used and defined as global. category inside the change function, same results. I'm confused why isn't it updating the content dynamically. However, when I update the binding variable during the execution of the program, one of them gets updated and visible on screen while other does not. ) JS Code: var app = Aug 8, 2017 · When having form controls in child components, and they are passed to the child component as @Input() and changes get retrieved with @Output() (two way data binding) the form. var won't update UI when used in a binding function. It combines the syntax from property binding, [], and the syntax from event binding, (). When binding [style] to an object expression, the identity of the object must change for Angular to update the class list. I’m afraid this is too complex to figure out from a code snippet. Aug 13, 2019 · Ng-Select Selected are not updating from ngModel Asked 5 years, 10 months ago Modified 5 years, 4 months ago Viewed 5k times Sep 5, 2017 · is there any update on what is causing this? Generally speaking, “external sources of asynchronous events that aren’t Angular-aware”. Jun 18, 2017 · Node definition bindings Angular uses bindings to define dependencies of each node on the component class properties. Aug 30, 2020 · I've created a stackblitz reproducing your problem. But if you want, you can put it in the Angular zone or use rxjs or extract part of the code to a new component to solve this problem. I'm using Angular Material CdkScrollable and I'm successfully retrieving the scroll Event which gives me the data Mar 15, 2018 · public optionId: number; public description: string; public pollId: number; public value?: number; } I tried using two-way binding, but my code relies on the previous value of option. Now on Jul 4, 2022 · Because we are not updating ngModel property with the new changed value. I've been able to log the name of the courier when they are assigned, however the dom element is not updating. The Angular community informally refers to this syntax as "banana-in-a-box". Two-way binding means, that whatever value we may enter from the front end, it will be automatically bound to the variable in the typescript file. Jun 14, 2018 · I have a component with HostBinded property that I want to update manually from other components. Hi view doesn't contain expression for updating class. nam Sep 8, 2023 · Updating a signal during template or host binding execution is not allowed #51710 New issue Closed I have this simple two way binding, I am trying to update a string property such on the parent as on the child The problem: when clicking " update from parent ", both bindings update. I type into the input but the displayed name in the view Mar 2, 2018 · As far i know that's by desing in Renderer2. Mar 21, 2016 · Using Angular’s built-in ng-model directive is fantastic for easily updating values, whether it comes from our back-end, or our front-end… Nov 24, 2017 · NgIf not updating when variable changes Asked 7 years, 8 months ago Modified 3 years, 7 months ago Viewed 53k times Mar 4, 2020 · You are using property binding to get the value property of second input [value]="featuresForm. value, if the program change the model --> the input. You can fix this by creating new object within Aug 8, 2013 · I have an AngularJS test page with a "Refresh" link which calls a function, which, in return, updates the model "customer. But that's not how Angular does data binding - it creates the component for you. Jul 11, 2020 · Why is the model not updating in AngularJS? How does binding in AngularJS update the view? What is the scope in JavaScript in AngularJS? How to create a template driven form in angular? What’s the difference between a directive and a component? How does two way data binding work in AngularJS? How to bind variable from service to Directive May 12, 2014 · Unfortunately, that code sample is not really helping. value". So, it is not updating. For example, Consider a input type checkbox and using ngModel bind it to a variable check and adding a click event which changes the state of checkbox to false always. I wrote it like this: private _selected: boolean = false; @HostBinding('class. I have one parent controller which fetches data from AJAX call and se When debugging, I am finding that close () is being called, isOpen is being updated to false, but the AngularJS view is not updating. Apr 3, 2025 · When using ng-model in AngularJS, you may encounter issues where the model doesn't update the view properly. May 6, 2015 · Angular binding to service value not updating Asked 9 years, 8 months ago Modified 9 years, 8 months ago Viewed 926 times The [formControl] directive links the explicitly created FormControl instance to a specific form element in the view, using an internal value accessor. ,ngModelChange is the @output property of ngModel directive. I've binded it with one way [ this. This is my Select Tag: &lt;select #select class Jul 27, 2021 · Angular @Input () not updating value is changed in parent component even when using ngOnChanges Asked 3 years, 10 months ago Modified 3 years, 10 months ago Viewed 10k times Jan 30, 2018 · I also have this problem with: Angular 6. getMonth() + m) it also updates parent s selectedMonth. Name will be undefined. const componentFactory = this. Component. viewModel. These variable or Model values does not reflect any Aug 9, 2016 · AngularJS data binding does not work like that. Jan 8, 2014 · two-way binding in angular not updating Asked 11 years, 3 months ago Modified 11 years, 3 months ago Viewed 285 times Feb 4, 2016 · I guess this is a bug of Angular 2 because I have a similar problem for image. The asynchronous call in your example does not qualify for this. When you update within child component with this. 1 In my Angular app, I use a service that gets the data from my API secured using OAuth2. Nov 2, 2024 · Wrapping Up As with any framework, mastering data binding in Angular is pivotal in building effective applications. The initial value is bound to correctly and the page is loaded successfully. However, I do not understand clearly how lifecycle hooks and update work in Angular. In order to see that effect, consider the following compo Mar 31, 2025 · I bind/assign the values to both of them in similar way. In parent component I'm updating this input variable on event emmiter trigger, but the child component doesn't upd Oct 27, 2017 · On query parameters change, route is not updating Asked 7 years, 9 months ago Modified 1 year, 10 months ago Viewed 21k times Sep 10, 2018 · Instead of binding categoryModel. But this will work: setTimeout( () => { // update your data },500) Don’t know the difference between timeout callback Mar 23, 2020 · Hi, this is because when we use [ (ngModel)] where Input and Event binding are as one, every time you change the value of your input, it will also update at the same time but if we were to separate the Input and Event Binding, implementing [ngModel] and (ngModelChange), the angular doesn't know the new value being input as we have separated the Event Binding thus the angular gives us the . ts file, I set it to true on a click event, and when the variable is set to true, I have an ngIf condition which triggers a modal. 133 As far as I know, Angular is only updating the view, if you change data in the "Angular zone". value get the same value that the model. Dec 8, 2020 · I've implemented a child component to render a table based on a list provided via @Input(). Apr 3, 2025 · When using ng-bind in AngularJS, sometimes the displayed value doesn’t update even after modifying the corresponding $scope variable. Oct 2, 2018 · The page discusses the issue of two-way binding with the value property in Mat Input and provides solutions to fix it. There are some pretty lengthy (and heated) GitHub issues over this on the angular GitHub. Mar 20, 2020 · I have child component and in this I pass as input an value from parent component. The image will not be shown after I pick it from the photolibary until I scroll my page or click a button. That custom elements have Reactive forms. Objects store references to that actual data. May 8, 2015 · Your bind is not updating because you change the value of alertCount outside of digest cycle of your angular app. And indeed this has all worked solidly for many weeks, and only broke when I wiped out my local repo and re-cloned. I will explain all: Learn how to bind dynamic text, properties, and attributes in Angular to create modern web applications with interactive user interfaces. I need to click on search twice to see the result in ng-repeat. Aug 28, 2017 · AngularJS =?bind not updating Asked 7 years, 6 months ago Modified 7 years, 6 months ago Viewed 152 times Mar 5, 2019 · Explore solutions for data binding issues in Angular's nested *ngFor loops, including troubleshooting and tips for updating the DOM effectively. May 2, 2018 · Syamsoul Azrien 2,782 6 34 59 1 Not working for me on Angular 9, setting to null still disables the input – Mick Aug 17, 2020 at 14:51 1 Aug 10, 2018 · When updating the entities, pairs or columns of the first tag, everything updates correctly. May 20, 2016 · The ngModel directive for textarea is not working in Angular 2. The data is loaded via http, however the UI (child component) is not updated unless I wave my mouse over Angular 2 - View not updating after model changes Asked 9 years, 2 months ago Modified 2 years, 8 months ago Viewed 299k times Feb 24, 2016 · The console does log correctly and I can see that the internal (inputValue) is updating but not the external 'valueToUpdate' (the ngModel two-way binding is not updating correctly). setMonth(this. Feb 22, 2019 · }); } ); } }); } The problem is that does not update the child component. However, when I modify _sourceFile to a new URI the iframe makes no attempt to update and load the For an Input () binding it doesn't make a difference if it is a simple property or one with a setter, Angular change detection is run recursively from the parent component to all child components and will detect the property changed. flwd aqacvop eftmn adnuihnf vedfelp ncaa tezx tyws feqxv gjqxhq