All Questions
54 questions
0
votes
1
answer
330
views
Angular 5 form submitted flag undefined
I am new at Angular forms and I am not finding where is the problem.
I get undefined when I try to access submitted flag of the Form. Also when I do console log of the form there is no submitted field....
- 735
5
votes
1
answer
5k
views
How to append the telephone number to the country code in angular 5 with primeng
Currently I'm working on a project using Angular 5 with primeng. I'm trying to append the country which coming from a dropdown to the phone number in a reactive form. I'm having a problem when I ...
- 115
1
vote
1
answer
1k
views
Toggle between a formarray controls and another form control is not working in angular?
Hi I am having an angular 5 issue . Its available in stack blitz here.
https://angular-ivy-jmrzng.stackblitz.io/
The issue is i have an angular 5 form . in the angular form i have a form array control ...
2
votes
2
answers
234
views
Angular 5 - Reactive Forms
I am working on the reactive forms and I am not able to get the specifically the form control which has changed or updated from UI rather getting the whole form . I tried using valueChanges() but it ...
- 3,345
-1
votes
1
answer
182
views
Is it possible to set different values for same formcontrol while looping (*ngFor) in Angular 5
I'm new to Angular 5 .I need to loop a form control along with other fields .While looping the DIV section I need to set different values for the form control.
Here I have List of employee name and ...
- 3,925
6
votes
3
answers
27k
views
How to show reactive forms validation error messages
Hellow guys,
I'm struggling making a validator for a name input, I just replied the code from the angular wiki and still not working.
Could you please help me to find the problem?
Thanks in advise.
...
- 329
1
vote
1
answer
2k
views
How to validate multiple formControls at the same time in Angular2?
This is my main form group:
this.mainForm = this.formBuilder.group({
productType1: new FormArray([], CustomValidators.minSelectedCheckboxes()),
productType2: new FormArray(...
- 97
1
vote
4
answers
15k
views
Getting ERROR mat-form-field must contain a MatFormFieldControl
I am working on Angular form where I am trying to validate a reactive form .
For template I am using Material design in my project ,
I am getting error on putting condition ngIf for validation in the ...
- 11
1
vote
2
answers
58
views
angular6: How to display value of form
I want to display only information from the form that controlname is in myObject.
this.form = this.FormBuilder.group({
lname:[null, Validators.compose([Validators.required])],
fname: [null, ...
user10745471
6
votes
2
answers
11k
views
FormArray. Cannot find control with path
I want to output a form in which one field is an array, and for each element of the array I need to output my inputs.
Component:
ngOnInit() {
const fb = this.fb;
this.editForm = this.fb.group({
...
- 2,033
1
vote
0
answers
1k
views
Reactive-Forms: FormControl Validator from Parent in Child Component
everyone,
I built my Reactive-Form with Angular 6.
Here I built the form in my ParentComponent with Validators:
@Component({
selector: 'parent',
template: '
<form [formGroup]="form" (...
- 23
10
votes
1
answer
16k
views
angular 5 conditionally validate field based on another field's value
How to conditionally validate a field based on another field's value? Here's what i've tried but it seems not to work
this.PDform = _formbuilder.group({
[...]
'intlNumber': ['',this....
- 421
1
vote
3
answers
2k
views
Angular 6 Reactive Forms Custom Validator Error Displayed from it's OWN data
I have a FormArray in a FormGroup and each of the FormArray has multiple FormGroup's and can add them dynamically.
I have a Custom Validator where it checks with all the data in each of the FormArray ...
- 3,755
0
votes
1
answer
617
views
Angular 6 Reactive Forms Custom Validator getting error shown from Default Data
I have a FormArray in a FormGroup and each of the FormArray has multiple FormGroup's and can add them dynamically.
I have a Custom Validator where it checks with all the data in each of the FormArray ...
- 3,755
0
votes
1
answer
2k
views
Angular 6 Reactive Form, FormArray Async Validator unable to highlight a FormControl
I have a FormArray in a FormGroup and each of the FormArray has multiple FormGroup's and can add them dynamically.
I have an Async Validator where it needs all the data in the FormGroup to validate ...
- 3,755