GetScreenWidth

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Info
Added in 1.0.0 / 1.13.2

Returns the width of the window measured at UIParent scale (effectively the same as UIParent:GetWidth().

screenWidth = GetScreenWidth()

Returns

screenWidth

number - Width of window at UIParent scale

Example

-- Note that the return value does not match the screen resolution set in the Video Options, but will instead represent a dimension with the same aspect ratio.
 DEFAULT_CHAT_FRAME:AddMessage( ( GetScreenWidth() * UIParent:GetEffectiveScale() ).."x"..( GetScreenHeight() * UIParent:GetEffectiveScale() ) )