All Questions
10 questions
0
votes
1
answer
781
views
Select a particular child component looped inside a ngFor in the parent
I have a list of mat-expansion-panels in below HTML. A user can add any number of panels by clicking the add button.
Parent Component HTML
<mat-accordion>
<ng-container *ngFor=&...
- 986
2
votes
1
answer
474
views
Ionic using multiple chart.js canvas in the same page
Does anyone have an example for using multiple canvas in the same page?
I have something like this in the HTML:
<div style="height: 138px" *ngFor="let item of listItems; let i = index">
&...
- 51
1
vote
1
answer
114
views
ngAfterViewInit clicks only first button in array. Activates result of other subsequent array ElementRefs
From a custom component I have an ElementRef array to display images attached to received data in an *ngFor loop. Once the click event happens, all images display in one data card, and the other *...
- 11
2
votes
1
answer
1k
views
Angular 4 set the focus in the dynamic generated textbox using viewChildran
I have the dynamically generated textbox as below.
<tr *ngFor="let item of data; let in=index">
<td>
<input #unitNumber type="text" name="workPerformed-...
- 1,204
2
votes
2
answers
6k
views
Angular 6: get reference to Components created with *ngFor inside ng-container tag
I'using ng-container to iterate on a list and create components
<ng-container *ngFor="let f of optionsList; let i = index;">
<!-- component-->
<app-...
- 235
6
votes
1
answer
4k
views
Angular ViewChildren does not see all children from ngFor immediately
I have a strange behaviour of @ViewChildren corresponding to children components generated by ngFor. @ViewChildren query does not see element standing in array for a quite long time. All my code is in ...
- 531
5
votes
2
answers
7k
views
Angular 5: Access element inner html from the component for dynamically generated elements
I have an angular component in my component I need to access the inner html of element. For this I am able to get this for single element using ViewChild with template ref. but in the ngFor when I ...
- 109
-1
votes
1
answer
627
views
Angular, Generate Tag with ngFor loop and get it with ViewChild
I have a problem... Actually I'm working on a grid I generated it, this part works.
But now I need to retrieve the position and I would like to use viewChild with a tag Like below :
Map.html:
Map.ts:...
- 41
0
votes
0
answers
385
views
How to toggle a specific panel in an ngFor from the component.ts in angular2
A similar question was answered, but I cannot find out why the code is not working for me. I have a list of ngbpanels generated using ngFor. I need to expand/de-expand a specific panel according to ...
- 327
0
votes
1
answer
2k
views
how to loop through a div which contains multiple div using angular2
I have requirement where the user will be asked a series of questions from 1-5 and the questions will come in a loop like first the user answers first question and then clicks next to the next ...
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