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- How should I use the new static option for @ViewChild in Angular 8?
{ static: true } needs to be set when you want to access the ViewChild in ngOnInit { static: false } can only be accessed in ngAfterViewInit This is also what you want to go for when you have a structural directive (i e *ngIf) on your element in your template
- ViewChild - Angular
Static queries (static: true) - The query resolves once the view has been created, but before change detection runs (before the ngOnInit() callback is called) The result, though, will never be updated to reflect changes to your view, such as changes to ngIf and ngFor blocks
- Angular viewChild,viewChildren, contentChild (Full Guide)
viewChild is a signal-based query used to retrieve elements from the component's template These elements can be either instances of other Angular components or just plain HTML elements The viewChild signal query does the same thing as the @ViewChild decorator
- Angular ViewChild – static property in ng8 - theCodeCampus
To solve the problem fast without much reading, you just have to add a static property {static: false} or {static: true} into every @ViewChild @ContentChild decorator {static: true} forces the initialization of the component directive already in ngOnInit, {static: false} changes the timing to ngAfterViewInit for @ViewChild and ngAfterContentIni
- Angular ViewChild Example to Access a Child Sibling Parent Component . . .
The @viewChild({static: true | false}) helps you to specify when the initialization of the @viewChild() reference variable will be done @viewChild({static: true}) Means the initialization of the @viewChild() reference variable should be done after ngOnInit() life-cycle hook is called
- Angular viewchild, viewchildren, contentchild, contentchildren example
@ViewChild('div',{ static: false }) element: ElementRef - Defined as viewchild selector type ElementRef and static false @ViewChildren(TeacherComponent) vcteacher: QueryList<TeacherComponent> - Same as viewchild but returns querylist
- Angular v8 - @ViewChild static true or false - Stack Overflow
Use { static: true } when you want to access the ViewChild in ngOnInit Use { static: false } will be accessible only in ngAfterViewInit This is also what you want to do for when you have a structural directive ( *ngIf etc ) in your template
- What Does The Static Property On ViewChild Do? - Upmostly
Static stands for whether the ViewChild is “static” content e g Always available on the page, no matter page bindings, API calls, ngIfs etc When set to true, we are telling Angular that the ViewChild will be available at anytime, so simply query for the ChildComponent at the earliest lifecycle hook available and then never query again
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