What is @ViewChild() & @ViewChildren() in Angular ?
#angular #angularjs #angularforbeginners #angulardeveloper #angularmaterial #angularinterview
ViewChild and ViewChildren both are property decorators. With this decorators we can - Access an element present in the same template of the component as well as Access the child component. In this lecture we are going to see the most important RXJS interview questions which you might get asked in Angular interview.
In this lecture we are going to see the most important Angular interview questions on ViewChild and ViewChildren :
Interview Questions :
1. What is @ViewChild() & @ViewChildren() in Angular ?
2. What is @ViewChild() in angular ?
3. Practical Example of @ViewChild()
4. What is @ViewChildren() in angular ?
5. Practical Example of @ViewChildren()
6. What is ngAfterViewInit() method?
7. Why we need to execute @ViewChild()& @ViewChildren() code in ngAfterViewInit() method ?
8. How to access method of child component through @ViewChild() in angular ?
9. How to access properties of child component through @ViewChild() in angular ?
10. How to access template elements in same component class through @ViewChild() in angular ?
11. How to access template elements in same component class through @ViewChildren() in angular ?
12. What is the difference between @ViewChild() & @ViewChildren()?
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