What is reactivity in Vue 3?
Reactivity in Vue 3 refers to the system that allows the UI to automatically update when the underlying data changes.
How does Vue 3 implement reactivity differently than Vue 2?
Vue 3 uses a Proxy-based reactivity system, which is more efficient and allows for better performance compared to Vue 2's Object.defineProperty.
Can you give me an example of how to create a reactive variable?
Sure! You can create a reactive variable using the reactive
function: const state = reactive({ count: 0 });
.
What are some common pitfalls when using reactivity in Vue 3?
Common pitfalls include not using reactive
or ref
properly, and trying to mutate reactive properties directly without using the provided methods.
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