API Design · Junior · Question 62 of 75

How should boolean flags be named in API payloads?

1With single letters to save space
✓Correct answer: Clearly and positively, e.g. isActive or emailVerified, avoiding double negatives like notDisabled
3As strings "yes"/"no"

Explanation

Consider enums instead of booleans when more states may appear later (status: "active" | "suspended").

Further reading

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