Created
October 15, 2009 14:18
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require 'benchmark' | |
var = "a_string" | |
TIMES = 1_000_000 | |
Benchmark.bmbm do |x| | |
x.report("//") do | |
TIMES.times { /a#{var}b/ } | |
end | |
# note: this regexp will only be built once for all iterations | |
x.report("//o") do | |
TIMES.times { /#{var}/o } | |
end | |
x.report("Regexp.new") do | |
TIMES.times { Regexp.new("a#{var}b") } | |
end | |
end | |
# Rehearsal ---------------------------------------------- | |
# // 14.470000 0.020000 14.490000 ( 14.616450) | |
# //o 0.170000 0.000000 0.170000 ( 0.176770) | |
# Regexp.new 10.080000 0.020000 10.100000 ( 10.074714) | |
# ------------------------------------ total: 24.760000sec | |
# user system total real | |
# // 13.670000 0.020000 13.690000 ( 13.710231) | |
# //o 0.180000 0.000000 0.180000 ( 0.177539) | |
# Regexp.new 10.080000 0.020000 10.100000 ( 10.117770) |
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