From: vla-dy@... Date: 2017-07-02T09:08:39+00:00 Subject: [ruby-core:81881] [Ruby trunk Feature#13706] Allow CSV#delete to delete multiple columns or add #delete_columns method Issue #13706 has been reported by wowinter13 (Vladislav Dyachenko). ---------------------------------------- Feature #13706: Allow CSV#delete to delete multiple columns or add #delete_columns method https://bugs.ruby-lang.org/issues/13706 * Author: wowinter13 (Vladislav Dyachenko) * Status: Open * Priority: Normal * Assignee: * Target version: ---------------------------------------- I duplicated the main report message from this PR: https://github.com/ruby/csv/pull/4 The basic idea is that now we can delete only one column using #delete `csv_table.delete("PassengerId") csv_table.delete("Survived") csv_table.delete("Name") csv_table.to_csv` The best working way for me to do it with multiple columns: ` to_del = ["Name", "Ticket"] csv_table = datus.by_col!.delete_if { |name, values| !to_del.include? name}` But maybe it should work like this? ` to_del = ["Name", "Ticket"] data.delete(to_del)` -- https://bugs.ruby-lang.org/ Unsubscribe: