Ruby Comparison Performance Comparison

Data to help you pick the fastest string equality operation in Ruby. Presented as a lightning talk at Ruby Hoedown 2012.

Transcript

1. Ruby Comparison Performance Comparison Chad Taylor @tessellator https://github.com/tessellator/so2db
2. Go Team Redundancy Team! @tessellator https://github.com/tessellator/so2db
3. Which is faster? “x” == “x” :x == :x @tessellator https://github.com/tessellator/so2db
4. 0 1.25 2.5 3.75 5 1k 10k 100k 1M 10M “x” == “x” :x == :x @tessellator https://github.com/tessellator/so2db
5. 0 0.001 0.01 0.1 1 10 100 1k 10k 100k 1M 10M 100M “x” == “x” :x == :x @tessellator https://github.com/tessellator/so2db Log Scale!
6. Which is fastest? “x”.to_sym == :x “x” == :x.to_s “x” == “x” “x” == @x @tessellator https://github.com/tessellator/so2db
7. 0 17.5 35 52.5 70 1k 10k 100k 1M 10M 100M “x”.to_sym == :x “x” == :x.to_s “x” == “x” “x” == @x @tessellator https://github.com/tessellator/so2db
8. 0 0.001 0.01 0.1 1 10 100 1k 10k 100k 1M 10M 100M “x”.to_sym == :x “x” == :x.to_s “x” == “x” “x” == @x @tessellator https://github.com/tessellator/so2db Log Scale!
9. Pick your comparison carefully! Takeaway @tessellator https://github.com/tessellator/so2db
10. Why? @tessellator https://github.com/tessellator/so2db
11. SO2DB @tessellator https://github.com/tessellator/so2db Nokogiri ڒ
12. Questions? @tessellator https://github.com/tessellator/so2db