packages/assert/docs/api/barcode.guards/functions/isEan13.md
[**@httpx/assert v0.12.4**](../../README.md) • **Docs**
***
[@httpx/assert v0.12.4](../../README.md) / [barcode.guards](../README.md) / isEan13
# Function: isEan13()
> **isEan13**(`v`): `v is Ean13`
## Parameters
• **v**: `unknown`
## Returns
`v is Ean13`
## Defined in
[barcode.guards.ts:3](https://github.com/belgattitude/httpx/blob/acde85be3548fccd6cc1a311d7f8d4419e2b6ce0/packages/assert/src/barcode.guards.ts#L3)