API ExpandTradeSkillSubClass

Expands a header within a tradeskill window.
 ExpandTradeSkillSubClass(index)
==Arguments==
:;index: - index within the tradeskill window
==Triggers events==
It is unknown whether an event triggers.
==Example==
 _, skillType, _, isExpanded, _, _ = GetTradeSkillInfo(skillIndex)
 for index = GetNumTradeSkills(), 1, -1 do
 if skillType == "header" then
 ExpandTradeSkillSubClass(index)
 end
 end
Result
All your currently-listed subclasses will be expanded. Subclasses that are folded within another will remain at their former state, collapsed or expanded.
==Details==
: No error is generated when already isExpanded.
: An error is generated when the skillType ~= "header": Bad skill line in ExpandTradeSkillSubClass