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yazumoto/unicode_decode.rb

Created September 3, 2015 08:45
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Unicodeの文字（\u1234的なもの）を変換するRubyコード
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unicode_decode.rb
str = '\u534a\u89d2\u82f1\u6570\u5b57'
str.gsub(/\\u([\da-fA-F]{4})/) { [$1].pack('H*').unpack('n*').pack('U*') } # => 半角英数字
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