'I would like to delete topic ids and subtopic ids once they are deleted from front end Via Rails API and can delete them from from my DB
How do delete ids sent in two arrays from DB:
this is how is what i want to delete in an array. Have tried and it deletes a few and others keep there. Please help me.
{"removed_subtopics": [123,312,312,321], "removed_topics" : [12,312,312] } ids = params[:removed] @deleted_ids = ids.split(",").select{|o| o['id'].to_i} @course.topics.where(id: @deleted_ids).delete_all
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