angular ERROR Error: ExpressionChangedAfterItHasBeenCheckedError: Expression has changed after it was checked.
constructor(private ref: ChangeDetectorRef){}
ngAfterContentChecked() {
this.ref.detectChanges();
}angular ERROR Error: ExpressionChangedAfterItHasBeenCheckedError: Expression has changed after it was checked.
constructor(private ref: ChangeDetectorRef){}
ngAfterContentChecked() {
this.ref.detectChanges();
}ExpressionChangedAfterItHasBeenCheckedError: Expression has changed after it was checked. Previous value: 'ngIf: [object Object]'. Current value: 'ngIf: true'.
// This type of error usually shows up beyond the initial development
// stages, when we start to have some more expressions in our
// templates, and we have typically started to use some of the
// lifecycle hooks like AfterViewInit.
// below is the quick fix or workaround.
import { ChangeDetectorRef,AfterContentChecked} from '@angular/core'
export class example implements OnInit, AfterContentChecked {
ngAfterContentChecked() : void {
this.changeDetector.detectChanges();
}
}
// for more detail about this type of error visit :
// https://blog.angular-university.io/angular-debugging/Copyright © 2021 Codeinu
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