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What are common reactivity caveats in Vue?

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01

Understand the problem

Explain reactivity pitfalls.

reactivity-caveats
02

Attempt it yourself

Sketch your approach before reading the solution — that's what interviews test.

Nudge consolestandby

Stuck? Beam a request up — the console returns a conceptual nudge that guides your logic without spoiling the implementation.

03

Study the solution

Destructuring a reactive object loses reactivity (use toRefs); replacing a whole reactive reference doesn't propagate (mutate it instead); and ref requires .value in script. Vue 3's Proxy fixes Vue 2's inability to detect new properties and array index assignment.

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04

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