概要
MatchData#names
詳細
名前付きキャプチャの名前を文字列配列で返します。
サンプルコード
require 'tbpgr_utils' "hogehigehage" =~ /(?<ho>ho.*)(?<hi>hi.*)(?<ha>ha.*)/ bulk_puts_eval binding, <<-EOS $~ $~[:ho] $~[:hi] $~[:ha] $~.names EOS __END__ 下記はTbpgrUtils gemの機能 bulk_puts_eval https://rubygems.org/gems/tbpgr_utils https://github.com/tbpgr/tbpgr_utils
出力
$~ # => #<MatchData "hogehigehage" ho:"hoge" hi:"hige" ha:"hage"> $~[:ho] # => "hoge" $~[:hi] # => "hige" $~[:ha] # => "hage" $~.names # => ["ho", "hi", "ha"]