Hypertechblog

Custom order of Record | | Order as specified || order_as_specified Install gem gem 'order_as_specified' bundle install or gem install order_as_specified write this line at top of your model / /that model you have to fetch record in custom order extend OrderAsSpecified Now in your controller method ids=[1,3,5,6,7,4,2] // assuming you have 7 record with this id's & and you want records in this order then Model.where(id: ids).order_as_specified(id: ids) //this will give you record in custom order Here is Working Example def index    premia1 = []    premia2 = []    PremiumInstruction.all.select{|pi| premia1 << pi.premium}    Premium.all.select{|p| premia2 << p if p.premium_instructions.blank?}    permia = premia2 + premia1.uniq //add both array    ids = permia.pluck(:id) //getting ids from array into an array //learn about pluck in other post    @collection = Premium.where(id: ids). order_as_specified (id: ids) end Here we