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Patch
Added in 3.0.2

Returns the previous achievement in a chain.

previousAchievementID = GetPreviousAchievement(achievementID)

Arguments

achievementID 
Integer - The ID of the Achievement

Returns

previousAchievementID 
Integer or nil - The ID of the previous Achievement in chain.

Patch changes

Wrath of the Lich King Patch 3.0.2 (2008-10-14): Added.

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