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Replace the first regex match in a string with a static string

Transform "Red Green Blue" into "R*d Green Blue" by replacing /e/ with "*"
DiskEdit
ruby
p "Red Green Blue".sub(/e/,'*')
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cpp C++/CLI .NET 2.0
String^ Replaced = (gcnew Regex("e"))->Replace("Red Green Blue", "*", 1);
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fsharp
let replaced = ((new Regex("e")).Replace("Red Green Blue", "*", 1))
printfn "%s" replaced
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erlang
{ok, Replaced, _} = regexp:sub("Red Green Blue", "e", "*"),
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erlang 12B3+
re:replace("Red Green Blue", "e", "*", [{return, list}]).

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