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34 lines
826 B
Markdown
34 lines
826 B
Markdown
---
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title: "useId"
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description: Generate an SSR-friendly unique identifier that can be passed to accessibility attributes.
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---
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::important
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This composable is available since [Nuxt v3.10](/blog/v3-10#ssr-safe-accessible-unique-id-creation).
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::
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`useId` generates an SSR-friendly unique identifier that can be passed to accessibility attributes.
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Call `useId` at the top level of your component to generate a unique string identifier:
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```vue [components/EmailField.vue]
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<script setup lang="ts">
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const id = useId()
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</script>
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<template>
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<div>
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<label :for="id">Email</label>
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<input :id="id" name="email" type="email"/>
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</div>
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</template>
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```
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## Parameters
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`useId` does not take any parameters.
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## Returns
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`useId` returns a unique string associated with this particular `useId` call in this particular component.
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