Certified Associate JavaScript Programmer Practice Questions - JSA - Certified Associate JavaScript Programmer (Exam JSA-41-01) Exam

Access More Questions

Which expression safely reads street when the chain may be missing, returning undefined instead of throwing? const data = {};

data.address.street data?.address?.street data['address']['street'] data.address && street

Correct Answer:

data?.address?.street

Access more questions from this quiz

Continue to Certified Associate JavaScript Programmer Practice Questions - JSA - Certified Associate JavaScript Programmer (Exam JSA-41-01) Exam for more practice questions and the full quiz experience.

Access More Questions