Pattern matching compare args

defmodule Main do
    def foo(a=b, b) do
        IO.puts "#{a} = #{b}"    
    end
    
    def foo(a, b) do
        IO.puts "#{a} != #{b}"    
    end
end

Main.foo(1, 1)
Main.foo(1, 2)

Elixir

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Pattern matching compare args

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