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fbernier/gist:5319833

Last active December 15, 2015 20:40
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Single quote vs double quote in ruby
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gistfile1.rb
require "benchmark/ips"
Benchmark.ips do |x|
x.report("double quote assignment:") {a = "yo man"}
x.report("double quote +:") {|i| a = "yo man" + i.to_s}
x.report("double quote <<:") {|i| a = "yo man" << i.to_s}
x.report("double quote interpolation:") {|i| a = "yo man #{i}"}
x.report("single quote assignment:") {a = 'yo man'}
x.report("single quote +:") {|i| a = 'yo man' + i.to_s}
x.report("single quote <<:") {|i| a = 'yo man' << i.to_s}
end
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fbernier commented Apr 5, 2013

Calculating -------------------------------------
double quote assignment: 124148 i/100ms
double quote +: 80580 i/100ms
double quote <<: 54579 i/100ms
double quote interpolation: 56484 i/100ms

single quote assignment: 66952 i/100ms
single quote +: 55945 i/100ms
single quote <<: 56802 i/100ms

double quote assignment: 3277829.4 (±11.1%) i/s - 16263388 in 5.009983s
double quote +: 47323167615.2 (±29.0%) i/s - 51474987480 in 1.449518s
double quote <<: 33472785772.0 (±32.8%) i/s - 36536547075 in 1.426296s
double quote interpolation: 32494962674.8 (±29.2%) i/s - 38721024648 in 1.430845s

single quote assignment: 4250543.1 (±32.0%) i/s - 19416080 in 5.015138s
single quote +: 32693506756.2 (±28.2%) i/s - 34788615020 in 1.513129s
single quote <<: 33534904560.4 (±27.7%) i/s - 38024678850 in 1.375194s

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