`GetNumSkillTypes`

ESO Lua API function — used by 32 of the 3,030 addons we indexed (combined 12,849,420 downloads). Signature from the official ESOUIDocumentation.txt, API version 101050.

Official signature

GetNumSkillTypes()

Returns: integer numSkillTypes

Real usage — from HodorReflexes - DPS & ULT tracker

    ultPool = {}
    for skillType = 1, GetNumSkillTypes() do
        for skillLineIndex = 1, GetNumSkillLines(skillType) do

Short excerpt from the shipping addon HodorReflexes - DPS & ULT tracker — its ESOUI page; the code belongs to its author. Shown because documentation without a working example is half a reference.

Most-downloaded addons using it

Addon	Total downloads
HodorReflexes - DPS & ULT tracker	3,446,840
WritWorthy	2,484,332
Foundry Tactical Combat (FTC)	1,097,601
RuESO	870,904
AlphaGear 2 (Builds, Gear, Skills, Banking)	848,683
Wykkyd Outfitter	632,442