---
name: "FcLangSetHash"
section: "3"
platform: "linux"
package: "fontconfig"
version: "2:2.18.3-2"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/FcLangSetHash"
---

# FcLangSetHash(3)

return a hash value for a langset

## NAME

FcLangSetHash - return a hash value for a langset

## SYNOPSIS

**#include \<fontconfig/fontconfig.h\>**

**FcChar32 FcLangSetHash (const FcLangSet \****ls***);**

## DESCRIPTION

This function returns a value which depends solely on the languages supported by *ls*. Any language which equals *ls* will have the same result from **FcLangSetHash**. However, two langsets with the same hash value may not be equal.