angular2-forms Questions

7

Solved

I have build angular cli project and have a form with checkbox. Some of the fields must disable on checkbox select. Form is as follows: need to disable/enable password, new password and re type pa...
Cuomo asked 7/7, 2017 at 11:14

17

Solved

I am trying to iterate over a formArray in my component but I get the following error Error: Cannot find control with unspecified name attribute Here is what the logic looks like on my class fil...
Bust asked 16/4, 2017 at 13:21

9

Solved

Using Angular 2, two-way binding is easy in template-driven forms - you just use the banana box syntax. How would you replicate this behavior in a model-driven form? For example, here is a standar...
Gravestone asked 7/11, 2016 at 6:2

9

I have a Login Form which has email and password fields. I've chosen for browser autofill. The problems is: When browser autofills login form, both fields are pristine and untouched, so the submi...
Flirt asked 24/11, 2016 at 19:28

19

Solved

Given a list of checkboxes bound to the same formControlName, how can I produce an array of checkbox values bound to the formControl, rather than simply true/false? Example: <form [formGroup]=...
Amigo asked 2/12, 2016 at 7:44

8

Solved

I have the following template. I'm trying to get to grips with reactive forms but am having a problem. <form [formGroup]="guestForm" novalidate> <div class="panel-body&quot...
Johannejohannes asked 9/4, 2017 at 11:4

4

I'm working with a template form component with angular2 and I cannot get to set the focus in my firstName input element after submit the form. The form is reseted fine but no way of setting focus....
Chorea asked 29/3, 2017 at 18:17

7

I have the following code <form #createForm="ngForm"> <mat-form-field> <mat-select placeholder="Favorite food" matInput [ngModel] food="food" #food="ngModel" required> &l...

6

Solved

I have a form control with name 'question1' within the form object parentForm and I have subscribed to it in the following way. Its a radio button with two options Yes and No, when I select No I g...
Bonaparte asked 4/7, 2017 at 6:2

4

Solved

I'm using angular material 2 inside my angular application. I'm experiencing a problem when my form input field error messages are more than one line. Here is the photo: Here is the code: <m...
Herzen asked 9/9, 2017 at 12:52

10

Solved

I am working on a login form and if the user enters invalid credentials we want to mark both the email and password fields as invalid and display a message that says the login failed. How do I go a...
Antione asked 21/4, 2017 at 23:39

12

After upgrading to RC5 we began getting this error: ngModel cannot be used to register form controls with a parent formGroup directive. Try using formGroup's partner directive "formControlNa...
Frodi asked 24/8, 2016 at 14:50

52

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The situation I am trying to make what should be a very simple form in my Angular application, but no matter what, it never works. The Angular version Angular 2.0.0 RC5 The error Can't bind to 'fo...
Seminar asked 25/8, 2016 at 18:9

15

Solved

I'm trying to implement Dynamic Forms in Angular 2. I've added additional functionalities like Delete and Cancel to the dynamic forms. I've followed this documentation: https://angular.io/docs/ts/l...
Gallicize asked 10/8, 2016 at 17:41

6

Solved

I have noticed that if I disable a control on an Angular 2 reactive form then the control does not get included in the form.value. For example, if I define my form like below: this.notelinkingForm...
Waxplant asked 20/10, 2016 at 7:30

3

Solved

How can I add multiple validators to a FormGroup. A FormControl can accept an array of validators, however a FormGroup cannot. Is there a workaround aside from creating a single custom validator? ...
Justifiable asked 23/7, 2016 at 11:58

4

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I have created a form in Angular 4, which allows the user to click an ADD or REMOVE button in the form to add/remove fields to the form. I use ngFor to create the html inputs on screen from an arra...
Kimmel asked 6/9, 2017 at 15:24

13

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I am aware that Angular 2 currently lacks a way to easily reset a form to a pristine state. Poking around I have found a solution like the one below that resets the form fields. It has been sugg...
Kenway asked 15/4, 2016 at 20:3

29

Solved

I keep getting this error while using TypeScript's Angular2-forms framework: There is no directive with "exportAs" set to "ngForm" Here's my code project dependencies : "dependencies": { "...
Lynnette asked 18/9, 2016 at 15:23

7

Solved

It is possible to subscribe a callback to an NgForm's valueChanges observable property in order to react to changes in the values of the controls of the form. I need, in the same fashion, to react...
Preliminaries asked 26/12, 2016 at 22:46

12

Solved

I need to check whether password and confirm password fields have same value using reactive form angular2. I did see a lot of answers on the same here,Angular 2 form validating for repeat password ...
Murton asked 19/4, 2017 at 5:49

7

I have a problem building dynamic angular2 forms with controls and select boxes, for example this plunker: <select class="form-control" ngControl="power"> <option *ngFor="#p of powers" ...
Witherspoon asked 23/2, 2016 at 13:48

17

Solved

I am using Material 2 to add md-raised-button. I want to apply this directive only if certain condition becomes true. For example: <button md-raised-button="true"></button> Another...

2

I am using ReactiveFormsModule and have defined all my form controls including simple validators such as Validators.required within a const configuration. I wanted to add a custom validator to one...
Lewendal asked 16/12, 2016 at 0:12

6

Solved

I have prepared a from using ReactiveForms provided by angular2/forms. This form has a form array products: this.checkoutFormGroup = this.fb.group({ selectedNominee: ['', Validators.required], s...
Gwen asked 17/11, 2016 at 5:3

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