Level 5 of 7 · update order across a tree
Parent and child update
App passes count to Child as a prop, and both render it. Setup does not run again.
What happensApp shows count and renders <Child :count="count" />. The learner clicks +1.
App.vue
Child.vue
<!-- App.vue -->
{{ count }}
<Child :count="count" />Deck · tap a card to add it, or drag it into place
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