Ruby XML Performance Shootout: Nokogiri vs LibXML vs Hpricot vs REXML

PERFORMANCE RUBY XML

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Disclaimer: Every time we've run a piece about benchmarking or performance numbers on Ruby Inside, a retraction or significant correction has come out shortly thereafter. Benchmarking is hard, ugly, a...

http://www.rubyinside.com/ruby-xml-performance-benchmarks-1641.html

Nokogiriが一番早い．

http://b.hatena.ne.jp/entry/http://www.rubyinside.com/ruby-xml-performance-benchmarks-1641.html