*ngif is a in Angular. Unlike attribute directives (which change the appearance of an element), structural directives change the layout of the DOM.
Here is a deep dive into how *ngif works, why it matters, and how to use it like a pro. What is *ngif? *ngif is a in Angular
Angular recently introduced a new syntax that is even faster and easier to read. While *ngif still works, the new @if block is becoming the standard: typescript What is *ngif
If isLoggedIn is truthy, the div is rendered. If it’s falsy, the div is removed entirely. Using "Else" Blocks If it’s falsy, the div is removed entirely
Data has arrived! Loading... Use code with caution. *ngif with the Async Pipe
Using the as user syntax (the "local variable" pattern) allows you to use the emitted value throughout the block without subscribing multiple times. Performance & Best Practices
@if (isLoggedIn) Logout @else Login Use code with caution. Conclusion