# File lib/chef/provider/env.rb, line 92
      def delete_element
        return false unless @new_resource.delim #no delim: delete the key
        if compare_value
          Chef::Log.debug("#{@new_resource}: element '#{@new_resource.value}' does not exist")
          return true #do not delete the key
        else
          new_value =
            @current_resource.value.split(@new_resource.delim).select { |item|
            item != @new_resource.value
          }.join(@new_resource.delim)

          if new_value.empty?
            return false #nothing left here, delete the key
          else
            old_value = @new_resource.value(new_value)
            create_env
            Chef::Log.debug("Deleted #{old_value} element")
            @new_resource.updated_by_last_action(true)
            return true #we removed the element and updated; do not delete the key
          end
        end
      end