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url: /api/formats/scope/src/functions/isScheme.md
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[pantoken-root](../../../../index.md) / [formats/scope/src](../index.md) / isScheme

# Function: isScheme()

> **isScheme**(`value`): `value is Scheme`

Beta

Narrow an arbitrary value to a [Scheme](../type-aliases/Scheme.md).

## Parameters

### value

`unknown`

## Returns

`value is Scheme`