Angular - Advanced Patterns
Which Angular interface must a Resolver implement to pre-fetch data?
Which Angular interface must a Resolver implement to pre-fetch data?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify Resolver interface
Angular Resolvers implement the Resolveinterface to fetch data before route activation. Step 2: Eliminate unrelated interfaces
OnInit and AfterViewInit are lifecycle hooks, CanActivate controls route access, not data fetching.Final Answer:
Resolve<T> -> Option BQuick Check:
Resolver interface = Resolve<T> [OK]
Quick Trick: Resolver must implement Resolve interface [OK]
Common Mistakes:
- Confusing Resolver with route guards like CanActivate
- Using lifecycle hooks instead of Resolver interface
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