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title: "Typing props, emits and models · vuejs.school"
description: "Know which part of a typed defineProps(), defineEmits() and defineModel() TypeScript checks and which part Vue still checks in the browser."
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> Index of every page on this site: [llms.txt](https://vuejs.school/llms.txt)

# **Typing props, emits and models**

Know which part of a typed defineProps(), defineEmits() and defineModel() TypeScript checks and which part Vue still checks in the browser.

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