---
title: "isLanguageInfo | Client js | Api client"
description: "Documentation for MapTiler Client"
---

> For AI agents: a documentation index is available at [/llms.txt](https://docs.maptiler.com/llms.txt). Markdown versions of all pages are available by appending .md to any URL.

# Function isLanguageInfo

-   isLanguageInfo(obj: unknown): obj is [LanguageInfo](https://docs.maptiler.com/client-js/api/types/language.LanguageInfo/)[](#islanguageinfo)
    
    #### Parameters
    
    -   obj: unknown
    
    #### Returns obj is [LanguageInfo](https://docs.maptiler.com/client-js/api/types/language.LanguageInfo/)
    
    -   Defined in [language.ts:1097](https://github.com/maptiler/maptiler-client-js/blob/f88659ae276c959a754e4c0f3b5c2aae1f483caa/src/language.ts#L1097)