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---
lang: en
title: 'API docs: openapi-spec-builder.operationspecbuilder.withtags'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/openapi-spec-builder
permalink: /doc/en/lb4/apidocs.openapi-spec-builder.operationspecbuilder.withtags.html
---
<!-- Do not edit this file. It is automatically generated by API Documenter. -->
[Home](./index.md) > [@loopback/openapi-spec-builder](./openapi-spec-builder.md) > [OperationSpecBuilder](./openapi-spec-builder.operationspecbuilder.md) > [withTags](./openapi-spec-builder.operationspecbuilder.withtags.md)
## OperationSpecBuilder.withTags() method
Describe tags associated with the operation
**Signature:**
```typescript
withTags(tags: string | string[]): this;
```
## Parameters
<table><thead><tr><th>
Parameter
</th><th>
Type
</th><th>
Description
</th></tr></thead>
<tbody><tr><td markdown="1">
tags
</td><td markdown="1">
string \| string\[\]
</td><td markdown="1">
</td></tr>
</tbody></table>
**Returns:**
this