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Apprentice

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Exam →Stats →Learning Path

AbortController

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Exercises (10)

○AbortController Constructor — instanceof check
Beginner
○AbortController — signal.aborted starts false
Beginner
○AbortController — signal instanceof AbortSignal
Beginner
○AbortController — signal.reason starts undefined
Beginner
○AbortController — typeof signal is object
Beginner
○AbortController — abort() sets signal.aborted to true
Beginner
○AbortController — abort(reason) sets signal.reason
Intermediate
○AbortController — abort(new Error()) sets Error reason
Advanced
○AbortController — abort is idempotent (first reason wins)
Advanced
○AbortController — signal.aborted stays true after multiple aborts
Intermediate