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BuildExercises

Glossary / Error state

Error state: what it means

What the app shows when something fails. It names the problem and what to do, and never loses the person's data.

How it shows up when you build

  • When things go wrong: What the app shows when something fails. It names the problem and what to do, and never loses the person's data.

A tip

  • Parse first, replace later. Only swap in imported data after it passed every check.

Practise it

Build it with an AI tool and check the result in these exercises:

Related terms

Checks, Defensive input, Empty state, State