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scripts/Graphical/hello_world_graphical.sf  view on Meta::CPAN

#!/usr/bin/ruby

#
## https://rosettacode.org/wiki/Hello_world/Graphical
#

var tk = require('Tk');
var main = 'MainWindow'.to_caller.new;
main.Button(
    '-text'    => 'Goodbye, World!',
    '-command' => 'exit',
).pack;
tk.MainLoop;