API GetCategoryNumAchievements

Returns the total, completed and incompleted number of achievements in a specific category. total, completed, incompleted = GetCategoryNumAchievements(categoryId[, includeAll])

Arguments

 * categoryId : Number - Achievement category ID, as returned by.
 * includeAll: Boolean - If true-equivalent, include all achievements, otherwise, only includes those currently visible

Returns

 * total : Number - total number of achievements in the specified category.
 * completed : Number - number of completed achievements in the specified category.
 * incompleted : Number - number of incompleted achievements in the specified category.

Example
The snippet below prints the achievement IDs and names of all achievements in the World Events > Midsummer category: for i=1, (GetCategoryNumAchievements(161)) do local id, name = GetAchievementInfo(161, i)  print(id, name) end