10 lines
357 B
Elixir
10 lines
357 B
Elixir
cities = [ {"UK", "London"},
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{"US", "New York"},
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{"US", "Birmingham"},
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{"UK", "Birmingham"} ]
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IO.inspect Enum.sort(cities)
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IO.inspect Enum.sort(cities, fn a,b -> elem(a,0) >= elem(b,0) end)
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IO.inspect Enum.sort_by(cities, fn {country, _city} -> country end)
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IO.inspect Enum.sort_by(cities, fn {_country, city} -> city end)
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