forked from fastruby/fast-ruby
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ruby-3.1.2.fastruby
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ruby-3.1.2.fastruby
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$ ruby -v code/general/array-argument-vs-splat-arguments.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Function with single Array argument
474.965k i/100ms
Function with splat arguments
10.905k i/100ms
Calculating -------------------------------------
Function with single Array argument
4.995M (± 3.1%) i/s - 25.173M in 5.044812s
Function with splat arguments
149.982k (±10.1%) i/s - 741.540k in 5.019278s
Comparison:
Function with single Array argument: 4994739.7 i/s
Function with splat arguments: 149981.6 i/s - 33.30x (± 0.00) slower
$ ruby -v code/general/assignment.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Parallel Assignment 851.312k i/100ms
Sequential Assignment
880.534k i/100ms
Calculating -------------------------------------
Parallel Assignment 8.714M (± 2.6%) i/s - 44.268M in 5.083408s
Sequential Assignment
8.806M (± 3.6%) i/s - 44.027M in 5.006291s
Comparison:
Sequential Assignment: 8805969.9 i/s
Parallel Assignment: 8714354.1 i/s - same-ish: difference falls within error
$ ruby -v code/general/attr-accessor-vs-getter-and-setter.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
getter_and_setter 310.073k i/100ms
attr_accessor 316.454k i/100ms
Calculating -------------------------------------
getter_and_setter 3.017M (± 3.4%) i/s - 15.194M in 5.041202s
attr_accessor 3.359M (± 4.1%) i/s - 16.772M in 5.001595s
Comparison:
attr_accessor: 3359088.9 i/s
getter_and_setter: 3017241.9 i/s - 1.11x (± 0.00) slower
$ ruby -v code/general/begin-rescue-vs-respond-to.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
begin...rescue 60.313k i/100ms
respond_to? 498.999k i/100ms
Calculating -------------------------------------
begin...rescue 614.122k (± 6.1%) i/s - 3.076M in 5.029944s
respond_to? 5.173M (± 3.4%) i/s - 25.948M in 5.021852s
Comparison:
respond_to?: 5173183.5 i/s
begin...rescue: 614122.2 i/s - 8.42x (± 0.00) slower
$ ruby -v code/general/block-apply-method.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
normal 201.183k i/100ms
&method 76.890k i/100ms
Calculating -------------------------------------
normal 2.050M (± 2.9%) i/s - 10.260M in 5.010087s
&method 763.967k (± 2.9%) i/s - 3.844M in 5.036429s
Comparison:
normal: 2049696.4 i/s
&method: 763967.2 i/s - 2.68x (± 0.00) slower
$ ruby -v code/general/define_method-vs-module-eval.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
module_eval with string
159.000 i/100ms
define_method 202.000 i/100ms
Calculating -------------------------------------
module_eval with string
1.471k (±21.4%) i/s - 6.996k in 5.296106s
define_method 2.173k (±19.8%) i/s - 9.898k in 5.082744s
Comparison:
define_method: 2173.1 i/s
module_eval with string: 1471.0 i/s - same-ish: difference falls within error
$ ruby -v code/general/format-vs-round-and-to-s.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Float#round 125.400k i/100ms
Kernel#format 131.007k i/100ms
String#% 120.913k i/100ms
Calculating -------------------------------------
Float#round 1.289M (± 4.2%) i/s - 6.521M in 5.068358s
Kernel#format 1.362M (± 3.7%) i/s - 6.812M in 5.010286s
String#% 1.214M (± 3.7%) i/s - 6.167M in 5.085645s
Comparison:
Kernel#format: 1361512.5 i/s
Float#round: 1289040.5 i/s - same-ish: difference falls within error
String#%: 1214240.6 i/s - 1.12x (± 0.00) slower
$ ruby -v code/general/hash-vs-openstruct-on-access.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash 602.337k i/100ms
OpenStruct 314.440k i/100ms
Calculating -------------------------------------
Hash 5.702M (± 4.5%) i/s - 28.912M in 5.080984s
OpenStruct 3.141M (± 3.9%) i/s - 15.722M in 5.013635s
Comparison:
Hash: 5702083.5 i/s
OpenStruct: 3140923.4 i/s - 1.82x (± 0.00) slower
$ ruby -v code/general/hash-vs-openstruct.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash 735.998k i/100ms
OpenStruct 6.187k i/100ms
Calculating -------------------------------------
Hash 7.279M (± 4.6%) i/s - 36.800M in 5.068224s
OpenStruct 57.047k (± 4.9%) i/s - 284.602k in 5.001241s
Comparison:
Hash: 7278764.3 i/s
OpenStruct: 57046.6 i/s - 127.59x (± 0.00) slower
$ ruby -v code/general/inheritance-check.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
less than or equal 413.576k i/100ms
ancestors.include? 78.002k i/100ms
Calculating -------------------------------------
less than or equal 4.165M (± 3.0%) i/s - 21.092M in 5.069053s
ancestors.include? 781.094k (± 3.4%) i/s - 3.978M in 5.099009s
Comparison:
less than or equal: 4164789.0 i/s
ancestors.include?: 781093.8 i/s - 5.33x (± 0.00) slower
$ ruby -v code/general/loop-vs-while-true.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
While Loop 1.000 i/100ms
Kernel loop 1.000 i/100ms
Calculating -------------------------------------
While Loop 0.515 (± 0.0%) i/s - 3.000 in 5.829929s
Kernel loop 0.160 (± 0.0%) i/s - 1.000 in 6.235715s
Comparison:
While Loop: 0.5 i/s
Kernel loop: 0.2 i/s - 3.21x (± 0.00) slower
$ ruby -v code/general/raise-vs-e2mmap.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
$ ruby -v code/array/array-first-vs-index.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Array#[0] 1.123M i/100ms
Array#first 940.541k i/100ms
Calculating -------------------------------------
Array#[0] 10.947M (± 2.9%) i/s - 55.048M in 5.033217s
Array#first 9.491M (± 2.6%) i/s - 47.968M in 5.057402s
Comparison:
Array#[0]: 10947054.4 i/s
Array#first: 9491212.7 i/s - 1.15x (± 0.00) slower
$ ruby -v code/array/array-last-vs-index.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Array#[-1] 1.042M i/100ms
Array#last 915.865k i/100ms
Calculating -------------------------------------
Array#[-1] 10.857M (± 4.1%) i/s - 54.209M in 5.001909s
Array#last 9.704M (± 2.6%) i/s - 48.541M in 5.005396s
Comparison:
Array#[-1]: 10857301.4 i/s
Array#last: 9704306.7 i/s - 1.12x (± 0.00) slower
$ ruby -v code/array/bsearch-vs-find.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
find 1.000 i/100ms
bsearch 64.056k i/100ms
Calculating -------------------------------------
find 0.165 (± 0.0%) i/s - 1.000 in 6.062270s
bsearch 610.381k (± 5.4%) i/s - 3.075M in 5.052195s
Comparison:
bsearch: 610381.4 i/s
find: 0.2 i/s - 3700296.90x (± 0.00) slower
$ ruby -v code/array/insert-vs-unshift.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Array#unshift 10.000 i/100ms
Array#insert 1.000 i/100ms
Calculating -------------------------------------
Array#unshift 104.568 (± 3.8%) i/s - 530.000 in 5.076811s
Array#insert 0.451 (± 0.0%) i/s - 3.000 in 6.649739s
Comparison:
Array#unshift: 104.6 i/s
Array#insert: 0.5 i/s - 231.71x (± 0.00) slower
$ ruby -v code/array/length-vs-size-vs-count.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Array#length 1.623M i/100ms
Array#size 1.612M i/100ms
Array#count 1.177M i/100ms
Calculating -------------------------------------
Array#length 16.272M (± 2.8%) i/s - 82.766M in 5.090316s
Array#size 16.208M (± 4.3%) i/s - 82.235M in 5.084140s
Array#count 11.573M (± 3.7%) i/s - 58.831M in 5.090318s
Comparison:
Array#length: 16272273.9 i/s
Array#size: 16208488.9 i/s - same-ish: difference falls within error
Array#count: 11573130.2 i/s - 1.41x (± 0.00) slower
$ ruby -v code/array/shuffle-first-vs-sample.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Array#shuffle.first 31.961k i/100ms
Array#sample 749.937k i/100ms
Calculating -------------------------------------
Array#shuffle.first 313.211k (± 3.9%) i/s - 1.566M in 5.007567s
Array#sample 7.438M (± 3.1%) i/s - 37.497M in 5.046525s
Comparison:
Array#sample: 7437664.8 i/s
Array#shuffle.first: 313211.0 i/s - 23.75x (± 0.00) slower
$ ruby -v code/date/iso8601-vs-parse.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Date.iso8601 44.988k i/100ms
Date.parse 21.261k i/100ms
Calculating -------------------------------------
Date.iso8601 446.188k (± 2.3%) i/s - 2.249M in 5.043998s
Date.parse 206.260k (± 3.1%) i/s - 1.042M in 5.055998s
Comparison:
Date.iso8601: 446188.4 i/s
Date.parse: 206259.5 i/s - 2.16x (± 0.00) slower
$ ruby -v code/enumerable/each-push-vs-map.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Array#each + push 11.676k i/100ms
Array#map 17.120k i/100ms
Calculating -------------------------------------
Array#each + push 109.449k (± 4.9%) i/s - 548.772k in 5.025382s
Array#map 156.623k (± 2.9%) i/s - 787.520k in 5.032240s
Comparison:
Array#map: 156623.3 i/s
Array#each + push: 109449.0 i/s - 1.43x (± 0.00) slower
$ ruby -v code/enumerable/each-vs-for-loop.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
For loop 17.614k i/100ms
#each 19.249k i/100ms
Calculating -------------------------------------
For loop 182.564k (± 3.5%) i/s - 915.928k in 5.023376s
#each 198.382k (± 4.0%) i/s - 1.001M in 5.053983s
Comparison:
#each: 198381.8 i/s
For loop: 182563.9 i/s - 1.09x (± 0.00) slower
$ ruby -v code/enumerable/each_with_index-vs-while-loop.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
While Loop 25.974k i/100ms
each_with_index 12.027k i/100ms
Calculating -------------------------------------
While Loop 255.938k (± 3.9%) i/s - 1.299M in 5.082468s
each_with_index 124.625k (± 3.8%) i/s - 625.404k in 5.025475s
Comparison:
While Loop: 255937.9 i/s
each_with_index: 124625.2 i/s - 2.05x (± 0.00) slower
$ ruby -v code/enumerable/inject-symbol-vs-block.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
inject symbol 64.107k i/100ms
inject to_proc 1.350k i/100ms
inject block 1.344k i/100ms
Calculating -------------------------------------
inject symbol 675.524k (± 2.9%) i/s - 3.398M in 5.034022s
inject to_proc 13.253k (± 4.3%) i/s - 66.150k in 5.000975s
inject block 13.139k (± 2.9%) i/s - 65.856k in 5.016717s
Comparison:
inject symbol: 675523.6 i/s
inject to_proc: 13253.5 i/s - 50.97x (± 0.00) slower
inject block: 13138.6 i/s - 51.42x (± 0.00) slower
$ ruby -v code/enumerable/map-flatten-vs-flat_map.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Array#map.flatten(1) 4.487k i/100ms
Array#map.flatten 2.461k i/100ms
Array#flat_map 6.130k i/100ms
Calculating -------------------------------------
Array#map.flatten(1) 47.657k (± 4.6%) i/s - 242.298k in 5.095850s
Array#map.flatten 24.335k (± 4.5%) i/s - 123.050k in 5.066949s
Array#flat_map 59.193k (± 3.1%) i/s - 300.370k in 5.079238s
Comparison:
Array#flat_map: 59193.0 i/s
Array#map.flatten(1): 47656.7 i/s - 1.24x (± 0.00) slower
Array#map.flatten: 24334.9 i/s - 2.43x (± 0.00) slower
$ ruby -v code/enumerable/reverse-each-vs-reverse_each.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Array#reverse.each 21.444k i/100ms
Array#reverse_each 22.499k i/100ms
Calculating -------------------------------------
Array#reverse.each 211.079k (± 3.9%) i/s - 1.072M in 5.088219s
Array#reverse_each 222.625k (± 3.6%) i/s - 1.125M in 5.059710s
Comparison:
Array#reverse_each: 222625.1 i/s
Array#reverse.each: 211079.3 i/s - same-ish: difference falls within error
$ ruby -v code/enumerable/select-first-vs-detect.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Enumerable#select.first
13.486k i/100ms
Enumerable#detect 51.347k i/100ms
Calculating -------------------------------------
Enumerable#select.first
131.548k (± 4.5%) i/s - 2.630M in 20.034269s
Enumerable#detect 531.348k (± 3.8%) i/s - 10.629M in 20.033291s
Comparison:
Enumerable#detect: 531348.0 i/s
Enumerable#select.first: 131547.9 i/s - 4.04x (± 0.00) slower
$ ruby -v code/enumerable/select-last-vs-reverse-detect.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Enumerable#reverse.detect
157.943k i/100ms
Enumerable#select.last
11.118k i/100ms
Calculating -------------------------------------
Enumerable#reverse.detect
1.559M (± 2.9%) i/s - 7.897M in 5.070262s
Enumerable#select.last
113.513k (± 4.0%) i/s - 567.018k in 5.003438s
Comparison:
Enumerable#reverse.detect: 1558856.5 i/s
Enumerable#select.last: 113513.1 i/s - 13.73x (± 0.00) slower
$ ruby -v code/enumerable/sort-vs-sort_by.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Enumerable#sort_by (Symbol#to_proc)
2.914k i/100ms
Enumerable#sort_by 2.964k i/100ms
Enumerable#sort 1.525k i/100ms
Calculating -------------------------------------
Enumerable#sort_by (Symbol#to_proc)
29.036k (± 2.5%) i/s - 145.700k in 5.021301s
Enumerable#sort_by 27.857k (± 3.1%) i/s - 139.308k in 5.006005s
Enumerable#sort 14.964k (± 4.0%) i/s - 76.250k in 5.104389s
Comparison:
Enumerable#sort_by (Symbol#to_proc): 29035.6 i/s
Enumerable#sort_by: 27856.5 i/s - same-ish: difference falls within error
Enumerable#sort: 14964.0 i/s - 1.94x (± 0.00) slower
$ ruby -v code/enumerable/sort_by-first-vs-min_by.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Enumerable#min_by 9.880k i/100ms
Enumerable#sort_by...first
4.882k i/100ms
Calculating -------------------------------------
Enumerable#min_by 108.062k (± 6.0%) i/s - 543.400k in 5.048207s
Enumerable#sort_by...first
53.250k (± 4.2%) i/s - 268.510k in 5.051564s
Comparison:
Enumerable#min_by: 108061.9 i/s
Enumerable#sort_by...first: 53249.7 i/s - 2.03x (± 0.00) slower
$ ruby -v code/hash/bracket-vs-dup.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash[] 227.510k i/100ms
Hash#dup 165.831k i/100ms
Calculating -------------------------------------
Hash[] 2.092M (± 3.7%) i/s - 10.465M in 5.010014s
Hash#dup 1.796M (± 4.2%) i/s - 9.121M in 5.087462s
Comparison:
Hash[]: 2091853.6 i/s
Hash#dup: 1795842.2 i/s - 1.16x (± 0.00) slower
$ ruby -v code/hash/bracket-vs-fetch.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash#[], symbol 961.205k i/100ms
Hash#fetch, symbol 808.333k i/100ms
Hash#[], string 862.409k i/100ms
Hash#fetch, string 498.233k i/100ms
Calculating -------------------------------------
Hash#[], symbol 10.170M (± 4.8%) i/s - 50.944M in 5.021686s
Hash#fetch, symbol 8.122M (± 3.1%) i/s - 41.225M in 5.080253s
Hash#[], string 8.958M (± 3.6%) i/s - 44.845M in 5.012359s
Hash#fetch, string 4.996M (± 3.5%) i/s - 25.410M in 5.092896s
Comparison:
Hash#[], symbol: 10170323.9 i/s
Hash#[], string: 8958436.1 i/s - 1.14x (± 0.00) slower
Hash#fetch, symbol: 8122401.3 i/s - 1.25x (± 0.00) slower
Hash#fetch, string: 4995613.7 i/s - 2.04x (± 0.00) slower
$ ruby -v code/hash/dig-vs-[]-vs-fetch.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash#dig 625.764k i/100ms
Hash#[] 764.063k i/100ms
Hash#[] || 706.284k i/100ms
Hash#[] && 303.994k i/100ms
Hash#fetch 436.345k i/100ms
Hash#fetch fallback 243.173k i/100ms
Calculating -------------------------------------
Hash#dig 6.192M (± 3.5%) i/s - 31.288M in 5.059016s
Hash#[] 7.508M (± 4.0%) i/s - 38.203M in 5.096844s
Hash#[] || 6.483M (± 3.1%) i/s - 32.489M in 5.016626s
Hash#[] && 2.859M (± 4.0%) i/s - 14.288M in 5.004306s
Hash#fetch 4.094M (± 3.3%) i/s - 20.508M in 5.014486s
Hash#fetch fallback 2.434M (± 3.6%) i/s - 12.159M in 5.003069s
Comparison:
Hash#[]: 7507762.4 i/s
Hash#[] ||: 6482708.6 i/s - 1.16x (± 0.00) slower
Hash#dig: 6192411.2 i/s - 1.21x (± 0.00) slower
Hash#fetch: 4094206.0 i/s - 1.83x (± 0.00) slower
Hash#[] &&: 2859448.4 i/s - 2.63x (± 0.00) slower
Hash#fetch fallback: 2433506.0 i/s - 3.09x (± 0.00) slower
$ ruby -v code/hash/fetch-vs-fetch-with-block.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash#fetch + const 1.040M i/100ms
Hash#fetch + block 1.048M i/100ms
Hash#fetch + arg 704.179k i/100ms
Calculating -------------------------------------
Hash#fetch + const 10.677M (± 2.6%) i/s - 54.081M in 5.068743s
Hash#fetch + block 10.284M (± 3.2%) i/s - 51.376M in 5.000612s
Hash#fetch + arg 6.813M (± 3.1%) i/s - 34.505M in 5.069449s
Comparison:
Hash#fetch + const: 10676949.9 i/s
Hash#fetch + block: 10284422.7 i/s - same-ish: difference falls within error
Hash#fetch + arg: 6813305.2 i/s - 1.57x (± 0.00) slower
$ ruby -v code/hash/hash-key-sort_by-vs-sort.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
sort_by + to_h 16.366k i/100ms
sort + to_h 7.596k i/100ms
Calculating -------------------------------------
sort_by + to_h 167.367k (± 3.3%) i/s - 851.032k in 5.090367s
sort + to_h 75.169k (± 3.8%) i/s - 379.800k in 5.060305s
Comparison:
sort_by + to_h: 167367.5 i/s
sort + to_h: 75169.5 i/s - 2.23x (± 0.00) slower
$ ruby -v code/hash/keys-each-vs-each_key.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash#keys.each 114.904k i/100ms
Hash#each_key 117.249k i/100ms
Calculating -------------------------------------
Hash#keys.each 1.181M (± 3.9%) i/s - 5.975M in 5.069101s
Hash#each_key 1.231M (± 3.7%) i/s - 6.214M in 5.056226s
Comparison:
Hash#each_key: 1230767.3 i/s
Hash#keys.each: 1180534.3 i/s - same-ish: difference falls within error
$ ruby -v code/hash/keys-include-vs-key.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash#keys.include? 780.000 i/100ms
Hash#key? 714.134k i/100ms
Calculating -------------------------------------
Hash#keys.include? 7.420k (± 4.9%) i/s - 37.440k in 5.058132s
Hash#key? 7.116M (± 3.5%) i/s - 35.707M in 5.024406s
Comparison:
Hash#key?: 7115519.6 i/s
Hash#keys.include?: 7420.3 i/s - 958.93x (± 0.00) slower
$ ruby -v code/hash/merge-bang-vs-[]=.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash#merge! 2.500k i/100ms
Hash#[]= 6.147k i/100ms
Calculating -------------------------------------
Hash#merge! 25.315k (± 4.4%) i/s - 127.500k in 5.046454s
Hash#[]= 59.081k (± 5.3%) i/s - 295.056k in 5.007796s
Comparison:
Hash#[]=: 59081.4 i/s
Hash#merge!: 25315.0 i/s - 2.33x (± 0.00) slower
$ ruby -v code/hash/merge-bang-vs-merge-vs-dup-merge-bang.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
{}#merge!(Hash) do end
3.302k i/100ms
Hash#merge({}) 2.600k i/100ms
Hash#dup#merge!({}) 1.808k i/100ms
Calculating -------------------------------------
{}#merge!(Hash) do end
32.976k (± 2.8%) i/s - 165.100k in 5.010533s
Hash#merge({}) 25.482k (± 3.3%) i/s - 127.400k in 5.004892s
Hash#dup#merge!({}) 19.257k (± 3.7%) i/s - 97.632k in 5.077080s
Comparison:
{}#merge!(Hash) do end: 32975.9 i/s
Hash#merge({}): 25481.8 i/s - 1.29x (± 0.00) slower
Hash#dup#merge!({}): 19256.9 i/s - 1.71x (± 0.00) slower
$ ruby -v code/hash/merge-vs-double-splat-operator.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash#**other 251.578k i/100ms
Hash#merge 213.521k i/100ms
Calculating -------------------------------------
Hash#**other 2.444M (± 4.4%) i/s - 12.327M in 5.053416s
Hash#merge 2.117M (± 5.3%) i/s - 10.676M in 5.056446s
Comparison:
Hash#**other: 2444287.6 i/s
Hash#merge: 2117431.0 i/s - 1.15x (± 0.00) slower
$ ruby -v code/hash/merge-vs-merge-bang.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash#merge 842.000 i/100ms
Hash#merge! 2.473k i/100ms
Calculating -------------------------------------
Hash#merge 8.322k (± 4.9%) i/s - 42.100k in 5.070845s
Hash#merge! 24.319k (± 2.7%) i/s - 123.650k in 5.088316s
Comparison:
Hash#merge!: 24319.2 i/s
Hash#merge: 8322.0 i/s - 2.92x (± 0.00) slower
$ ruby -v code/hash/slice-native-vs-before-native.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash#native-slice 270.518k i/100ms
Array#each 139.119k i/100ms
Array#each_w/_object 106.409k i/100ms
Hash#select-include 44.618k i/100ms
Calculating -------------------------------------
Hash#native-slice 2.605M (± 3.6%) i/s - 13.255M in 5.095464s
Array#each 1.421M (± 4.0%) i/s - 7.095M in 5.000789s
Array#each_w/_object 1.091M (± 5.9%) i/s - 5.533M in 5.087964s
Hash#select-include 454.776k (± 3.2%) i/s - 2.320M in 5.107005s
Comparison:
Hash#native-slice : 2604872.0 i/s
Array#each : 1421063.9 i/s - 1.83x (± 0.00) slower
Array#each_w/_object: 1091458.9 i/s - 2.39x (± 0.00) slower
Hash#select-include : 454776.1 i/s - 5.73x (± 0.00) slower
$ ruby -v code/hash/values-include-vs-value.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Hash#values.include? 1.078k i/100ms
Hash#value? 1.216k i/100ms
Calculating -------------------------------------
Hash#values.include? 10.856k (± 6.1%) i/s - 54.978k in 5.086228s
Hash#value? 12.039k (± 3.1%) i/s - 60.800k in 5.055373s
Comparison:
Hash#value?: 12038.7 i/s
Hash#values.include?: 10856.4 i/s - 1.11x (± 0.00) slower
$ ruby -v code/method/call-vs-send-vs-method_missing.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
call 452.226k i/100ms
send 330.838k i/100ms
method_missing 247.029k i/100ms
Calculating -------------------------------------
call 4.360M (± 4.0%) i/s - 22.159M in 5.090608s
send 3.362M (± 3.7%) i/s - 16.873M in 5.025031s
method_missing 2.562M (± 3.1%) i/s - 12.846M in 5.017817s
Comparison:
call: 4360223.2 i/s
send: 3362373.3 i/s - 1.30x (± 0.00) slower
method_missing: 2562494.6 i/s - 1.70x (± 0.00) slower
$ ruby -v code/proc-and-block/block-vs-to_proc.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Block 4.692k i/100ms
Symbol#to_proc 5.398k i/100ms
Calculating -------------------------------------
Block 46.426k (± 3.0%) i/s - 234.600k in 5.057924s
Symbol#to_proc 51.271k (± 3.7%) i/s - 259.104k in 5.061112s
Comparison:
Symbol#to_proc: 51271.2 i/s
Block: 46425.9 i/s - 1.10x (± 0.00) slower
$ ruby -v code/proc-and-block/proc-call-vs-yield.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
block.call 643.675k i/100ms
block + yield 659.348k i/100ms
unused block 917.232k i/100ms
yield 866.990k i/100ms
Calculating -------------------------------------
block.call 6.499M (± 3.9%) i/s - 32.827M in 5.059658s
block + yield 6.811M (± 4.6%) i/s - 34.286M in 5.045280s
unused block 8.815M (± 3.4%) i/s - 44.944M in 5.104608s
yield 8.931M (± 4.1%) i/s - 45.083M in 5.056876s
Comparison:
yield: 8930577.1 i/s
unused block: 8815232.6 i/s - same-ish: difference falls within error
block + yield: 6810642.7 i/s - 1.31x (± 0.00) slower
block.call: 6499065.8 i/s - 1.37x (± 0.00) slower
$ ruby -v code/range/cover-vs-include.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
range#cover? 214.018k i/100ms
range#include? 8.576k i/100ms
range#member? 8.499k i/100ms
plain compare 311.911k i/100ms
Calculating -------------------------------------
range#cover? 2.110M (± 3.9%) i/s - 10.701M in 5.079888s
range#include? 86.792k (± 3.5%) i/s - 437.376k in 5.045576s
range#member? 86.082k (± 3.1%) i/s - 433.449k in 5.040306s
plain compare 3.206M (± 3.6%) i/s - 16.219M in 5.066106s
Comparison:
plain compare: 3205685.7 i/s
range#cover?: 2109893.8 i/s - 1.52x (± 0.00) slower
range#include?: 86792.5 i/s - 36.94x (± 0.00) slower
range#member?: 86082.3 i/s - 37.24x (± 0.00) slower
$ ruby -v code/string/===-vs-=~-vs-match.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#match? 645.515k i/100ms
String#=~ 393.954k i/100ms
Regexp#=== 356.376k i/100ms
String#match 297.242k i/100ms
Calculating -------------------------------------
String#match? 6.337M (± 4.2%) i/s - 31.630M in 5.000137s
String#=~ 3.917M (± 3.8%) i/s - 19.698M in 5.036602s
Regexp#=== 3.599M (± 3.9%) i/s - 18.175M in 5.057721s
String#match 3.101M (± 3.4%) i/s - 15.754M in 5.086532s
Comparison:
String#match?: 6337298.7 i/s
String#=~: 3916540.6 i/s - 1.62x (± 0.00) slower
Regexp#===: 3599113.8 i/s - 1.76x (± 0.00) slower
String#match: 3100837.0 i/s - 2.04x (± 0.00) slower
$ ruby -v code/string/casecmp-vs-downcase-==.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#downcase + == 405.032k i/100ms
String#casecmp 547.680k i/100ms
Calculating -------------------------------------
String#downcase + == 4.145M (± 4.3%) i/s - 21.062M in 5.090780s
String#casecmp 5.458M (± 3.4%) i/s - 27.384M in 5.023182s
Comparison:
String#casecmp: 5458073.1 i/s
String#downcase + ==: 4145391.3 i/s - 1.32x (± 0.00) slower
$ ruby -v code/string/concatenation.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#+ 375.538k i/100ms
String#concat 396.416k i/100ms
String#append 436.331k i/100ms
"foo" "bar" 844.915k i/100ms
"#{'foo'}#{'bar'}" 828.472k i/100ms
Calculating -------------------------------------
String#+ 3.702M (± 3.6%) i/s - 18.777M in 5.078423s
String#concat 4.046M (± 3.1%) i/s - 20.217M in 5.001840s
String#append 4.371M (± 4.8%) i/s - 21.817M in 5.004302s
"foo" "bar" 8.613M (± 4.1%) i/s - 43.091M in 5.011142s
"#{'foo'}#{'bar'}" 8.414M (± 3.1%) i/s - 42.252M in 5.026579s
Comparison:
"foo" "bar": 8613472.9 i/s
"#{'foo'}#{'bar'}": 8413681.4 i/s - same-ish: difference falls within error
String#append: 4370724.1 i/s - 1.97x (± 0.00) slower
String#concat: 4045782.1 i/s - 2.13x (± 0.00) slower
String#+: 3702120.1 i/s - 2.33x (± 0.00) slower
$ ruby -v code/string/dup-vs-unary-plus.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#+@ 691.255k i/100ms
String#dup 338.358k i/100ms
Calculating -------------------------------------
String#+@ 6.742M (± 2.5%) i/s - 33.871M in 5.027412s
String#dup 3.253M (± 3.8%) i/s - 16.580M in 5.103561s
Comparison:
String#+@: 6741680.9 i/s
String#dup: 3253428.7 i/s - 2.07x (± 0.00) slower
$ ruby -v code/string/end-string-checking-match-vs-end_with.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#=~ 120.939k i/100ms
String#match? 284.300k i/100ms
String#end_with? 409.148k i/100ms
Calculating -------------------------------------
String#=~ 1.246M (± 2.6%) i/s - 6.289M in 5.051491s
String#match? 2.971M (± 2.6%) i/s - 15.068M in 5.074352s
String#end_with? 4.178M (± 2.7%) i/s - 21.276M in 5.096123s
Comparison:
String#end_with?: 4178022.7 i/s
String#match?: 2971381.0 i/s - 1.41x (± 0.00) slower
String#=~: 1245813.7 i/s - 3.35x (± 0.00) slower
$ ruby -v code/string/gsub-vs-sub.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#gsub 73.649k i/100ms
String#sub 89.596k i/100ms
String#dup["string"]=
122.361k i/100ms
Calculating -------------------------------------
String#gsub 726.914k (± 5.9%) i/s - 3.682M in 5.084741s
String#sub 910.015k (± 2.6%) i/s - 4.569M in 5.024666s
String#dup["string"]=
1.209M (± 2.4%) i/s - 6.118M in 5.064279s
Comparison:
String#dup["string"]=: 1208797.5 i/s
String#sub: 910015.4 i/s - 1.33x (± 0.00) slower
String#gsub: 726914.1 i/s - 1.66x (± 0.00) slower
$ ruby -v code/string/gsub-vs-tr.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#gsub 63.136k i/100ms
String#tr 224.331k i/100ms
Calculating -------------------------------------
String#gsub 629.523k (± 5.4%) i/s - 3.157M in 5.029385s
String#tr 2.354M (± 4.0%) i/s - 11.890M in 5.059447s
Comparison:
String#tr: 2353801.9 i/s
String#gsub: 629523.1 i/s - 3.74x (± 0.00) slower
$ ruby -v code/string/mutable_vs_immutable_strings.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Without Freeze 766.227k i/100ms
With Freeze 1.272M i/100ms
Calculating -------------------------------------
Without Freeze 8.080M (± 5.2%) i/s - 40.610M in 5.040198s
With Freeze 12.325M (± 4.3%) i/s - 62.323M in 5.066131s
Comparison:
With Freeze: 12325322.9 i/s
Without Freeze: 8079723.6 i/s - 1.53x (± 0.00) slower
$ ruby -v code/string/remove-extra-spaces-or-other-chars.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#gsub/regex+/ 2.182k i/100ms
String#squeeze 113.038k i/100ms
Calculating -------------------------------------
String#gsub/regex+/ 21.844k (± 3.8%) i/s - 109.100k in 5.001695s
String#squeeze 1.063M (± 3.1%) i/s - 5.313M in 5.001758s
Comparison:
String#squeeze: 1063237.8 i/s
String#gsub/regex+/: 21844.2 i/s - 48.67x (± 0.00) slower
$ ruby -v code/string/start-string-checking-match-vs-start_with.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#=~ 178.020k i/100ms
String#match? 515.593k i/100ms
String#start_with? 552.189k i/100ms
Calculating -------------------------------------
String#=~ 1.767M (± 4.0%) i/s - 8.901M in 5.044869s
String#match? 4.778M (± 3.0%) i/s - 24.233M in 5.076424s
String#start_with? 5.718M (± 3.8%) i/s - 28.714M in 5.029125s
Comparison:
String#start_with?: 5717918.5 i/s
String#match?: 4778021.4 i/s - 1.20x (± 0.00) slower
String#=~: 1767252.9 i/s - 3.24x (± 0.00) slower
$ ruby -v code/string/start_with-vs-substring-==.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#start_with? 148.453k i/100ms
String#[0, n] == 51.361k i/100ms
String#[RANGE] == 46.250k i/100ms
String#[0...n] == 28.863k i/100ms
Calculating -------------------------------------
String#start_with? 1.503M (± 4.2%) i/s - 7.571M in 5.045333s
String#[0, n] == 511.138k (± 3.5%) i/s - 2.568M in 5.029986s
String#[RANGE] == 458.908k (± 2.8%) i/s - 2.312M in 5.043288s
String#[0...n] == 291.879k (± 3.1%) i/s - 1.472M in 5.048218s
Comparison:
String#start_with?: 1503319.3 i/s
String#[0, n] ==: 511138.0 i/s - 2.94x (± 0.00) slower
String#[RANGE] ==: 458908.2 i/s - 3.28x (± 0.00) slower
String#[0...n] ==: 291879.1 i/s - 5.15x (± 0.00) slower
$ ruby -v code/string/sub!-vs-gsub!-vs-[]=.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#['string']= 117.277k i/100ms
String#sub!'string' 81.952k i/100ms
String#gsub!'string' 50.712k i/100ms
String#[/regexp/]= 107.234k i/100ms
String#sub!/regexp/ 81.043k i/100ms
String#gsub!/regexp/ 41.048k i/100ms
Calculating -------------------------------------
String#['string']= 1.139M (± 3.2%) i/s - 5.747M in 5.049466s
String#sub!'string' 817.322k (± 3.5%) i/s - 4.098M in 5.020049s
String#gsub!'string' 511.996k (± 3.4%) i/s - 2.586M in 5.057611s
String#[/regexp/]= 1.049M (± 4.7%) i/s - 5.254M in 5.022889s
String#sub!/regexp/ 812.592k (± 2.8%) i/s - 4.133M in 5.090396s
String#gsub!/regexp/ 409.066k (± 4.1%) i/s - 2.052M in 5.025933s
Comparison:
String#['string']=: 1139280.7 i/s
String#[/regexp/]=: 1048605.8 i/s - 1.09x (± 0.00) slower
String#sub!'string': 817322.0 i/s - 1.39x (± 0.00) slower
String#sub!/regexp/: 812591.8 i/s - 1.40x (± 0.00) slower
String#gsub!'string': 511996.4 i/s - 2.23x (± 0.00) slower
String#gsub!/regexp/: 409066.5 i/s - 2.79x (± 0.00) slower
$ ruby -v code/string/sub-vs-chomp-vs-delete_suffix.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#sub 105.633k i/100ms
String#chomp 350.924k i/100ms
String#delete_suffix 382.656k i/100ms
Calculating -------------------------------------
String#sub 1.021M (± 4.4%) i/s - 5.176M in 5.082246s
String#chomp 3.479M (± 3.6%) i/s - 17.546M in 5.050045s
String#delete_suffix 3.779M (± 3.3%) i/s - 19.133M in 5.068287s
Comparison:
String#delete_suffix: 3779064.9 i/s
String#chomp: 3478963.8 i/s - 1.09x (± 0.00) slower
String#sub: 1020556.6 i/s - 3.70x (± 0.00) slower
$ ruby -v code/string/sub-vs-delete_prefix.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#delete_prefix 394.508k i/100ms
String#sub 100.281k i/100ms
Calculating -------------------------------------
String#delete_prefix 3.925M (± 2.6%) i/s - 19.725M in 5.028551s
String#sub 1.001M (± 3.8%) i/s - 5.014M in 5.018776s
Comparison:
String#delete_prefix: 3925398.9 i/s
String#sub: 1000579.1 i/s - 3.92x (± 0.00) slower
$ ruby -v code/string/unpack1-vs-unpack[0].rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
String#unpack1 385.106k i/100ms
String#unpack[0] 287.033k i/100ms
Calculating -------------------------------------
String#unpack1 3.814M (± 3.6%) i/s - 19.255M in 5.055493s
String#unpack[0] 2.841M (± 3.8%) i/s - 14.352M in 5.059673s
Comparison:
String#unpack1: 3813964.1 i/s
String#unpack[0]: 2840747.5 i/s - 1.34x (± 0.00) slower
$ ruby -v code/time/iso8601-vs-parse.rb
ruby 3.1.2p20 (2022-04-12 revision 4491bb740a) [x86_64-linux]
Warming up --------------------------------------
Time.iso8601 18.460k i/100ms
Time.parse 5.987k i/100ms
Calculating -------------------------------------
Time.iso8601 182.317k (± 3.5%) i/s - 923.000k in 5.069014s
Time.parse 60.884k (± 2.0%) i/s - 305.337k in 5.017036s
Comparison:
Time.iso8601: 182316.8 i/s
Time.parse: 60883.5 i/s - 2.99x (± 0.00) slower