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Programming-Idioms

# 269 Enum to String
Given the enumerated type t with 3 possible values: bike, car, horse.
Set the enum value e to one of the allowed values of t.
Set the string s to hold the string representation of e (so, not the ordinal value).
Print s.
New implementation

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Other implementations 
with Ada.Text_IO;
declare
   type T is (Bike, Car, Horse);
   E : constant T      := Horse;
   S : constant String := T'Image (E);
begin
   Ada.Text_IO.Put_Line (S);
end;
T e = T.Horse;
string s = e.ToString();
Console.WriteLine(s);
var e = t.bike;
var s = e.name;
print(s);

toString(Atom) when Atom == bike orelse Atom == car orelse Atom == horse ->
        erlang:atom_to_list(Atom).

%% E = horse, S = toString(E).
var e = T.HORSE;
var s = e.name();
System.out.println(s);
val e = T.BIKE
val s = e.name
println(s)
  e := horse;
  writestr(s, e);
  writeln(e);
use enum qw(bike car horse);

my $e = horse;
print $e;
use enum     qw(bike car horse);
my @enum_T = qw(bike car horse);

my $e = horse;
my $s = $enum_T[$e];
print $s;

e = T.horse
s = e.name
print(s)

let e = t::bike;
let s = format!("{:?}", e);

println!("{}", s);

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