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nimish-mehta/ruby 2.1.5 Secret

Created May 4, 2017 06:24
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Matching Fixnum with integer in different ruby versions
Raw
ruby 2.1.5
➜ ruby ruby -v
ruby 2.1.5p273 (2014-11-13 revision 48405) [x86_64-darwin16.0]
➜ ruby ruby test_fixnum_2.rb
Found a number
Fixnum
1
Raw
ruby 2.3.3
➜ ruby ruby -v
ruby 2.3.3p222 (2016-11-21 revision 56859) [x86_64-darwin15]
➜ ruby ruby test_fixnum_2.rb
Found an integer
Fixnum
1
Raw
ruby 2.4.0
➜ ruby ruby -v
ruby 2.4.0p0 (2016-12-24 revision 57164) [x86_64-darwin15]
➜ ruby ruby test_fixnum_2.rb
Found a number
Integer
1
Raw
test_fixnum_2.rb
arg = 1
case arg
when Integer then
puts "Found a number"
puts arg.class
puts arg.to_i
else
puts "Could not match"
end
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