Angular - HTTP Client
Which method must be implemented inside an Angular HTTP interceptor class?
Which method must be implemented inside an Angular HTTP interceptor class?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Identify the required method signature
The HttpInterceptor interface requires implementing the intercept method with parameters for request and next handler, returning an Observable.Step 2: Eliminate incorrect method signatures
Other methods like handle, sendRequest, or modifyRequest are not part of the interceptor interface.Final Answer:
intercept(req: HttpRequest, next: HttpHandler): Observable -> Option DQuick Check:
Interceptor method = intercept(...) [OK]
Quick Trick: Use intercept(req, next) returning Observable [OK]
Common Mistakes:
MISTAKES- Using void or Promise return types
- Naming method other than intercept
- Missing parameters in method
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