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Regex

Replacing

Transform "Red Green Blue" into "R*d Green Blue" by replacing /e/ with "*"

ruby

p "Red Green Blue".sub(/e/,'*')

erlang

{ok, Replaced, _} = regexp:sub("Red Green Blue", "e", "*"),

erlang 12B3+

re:replace("Red Green Blue", "e", "*", [{return, list}]).

fsharp

let replaced = ((new Regex("e")).Replace("Red Green Blue", "*", 1))
printfn "%s" replaced

fantom

replaced := Regex<|e|>.split("Red Green Blue",2).join("*")

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