API Region SetAlpha

Sets the opacity of the region.
 Region:SetAlpha(alpha)
==Arguments==
:;alpha: - The alpha of the region. 0 is fully transparent, 1 is fully opaque.
==Example==
Creates a texture that is 50% transparent.
local tex = UIParent:CreateTexture()
tex:SetPoint("CENTER")
tex:SetTexture("interface/icons/inv_mushroom_11")
tex:SetAlpha(.5)
==Patch changes==
* 
* 
===References===