carolineartz
4/24/2014 - 12:06 AM

From http://stackoverflow.com/questions/4014190/passing-an-operator-to-a-function

From http://stackoverflow.com/questions/4014190/passing-an-operator-to-a-function

pass-operator3.rb
content_copyfile_download
4.send("+", 5) #=> 9
pass-operator2.rb
content_copyfile_download
def sum a,b
  yield a,b
end
sum 42, 23, &:+
pass-operator1.rb
content_copyfile_download
def sum a,b,operator
 a.send(operator, b)
end
sum 42, 23, :+