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Make a string uppercase
Transform
"Space Monkey" into "SPACE MONKEY"
ruby
uppper = text.upcase
erlang
io:format("~s~n", [string:to_upper("Space Monkey")]).
Make a string lowercase
Transform
"Caps ARE overRated" into "caps are overrated"
ruby
"Caps ARE overRated".downcase
erlang
io:format("~s~n", [string:to_lower("Caps ARE overRated")]).
Capitalise the first letter of each word
Transform
"man OF stEEL" into "Man Of Steel"
ruby
caps = text.gsub(/\w+/) { $&.capitalize }
caps = text.split.each{|i| i.capitalize!}.join(' ')
text.split.map(&:capitalize) * ' '
erlang
Caps = string:join(lists:map(fun(S) -> to_caps(S) end, string:tokens("man OF stEEL", " ")), " "),
