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rubyで平仮名、カタカナの正規表現マッチをする方法

Last updated at Posted at 2012-12-26

rubyは正規表現エンジンに鬼車( https://github.com/kkos/oniguruma )を採用しているので、鬼車の機能をつかって用意に平仮名、カタカナのマッチングを取れる

# 平仮名
/\p{hiragana}/
# カタカナ
/\p{katakana}/
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