@zeix/ui-element/docs-src/pages/api/functions/computed.md

UIElement - a HTML-first library for reactive Web Components

[**@zeix/ui-element**](../README.md)

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[@zeix/ui-element](../globals.md) / computed

# Function: computed()

> **computed**\<`T`\>(`fn`): [`Computed`](../type-aliases/Computed.md)\<`T`\>

Defined in: node\_modules/@zeix/cause-effect/src/computed.ts:40

Create a derived signal from existing signals

## Type Parameters

### T

`T` *extends* `object`

## Parameters

### fn

[`ComputedCallback`](../type-aliases/ComputedCallback.md)\<`T`\>

computation callback function

## Returns

[`Computed`](../type-aliases/Computed.md)\<`T`\>

- Computed signal

## Since

0.9.0