17 lines
296 B
Text
17 lines
296 B
Text
new_frontend
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def tst : IO Unit :=
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do
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let bs := [1, 2, 3].toByteArray;
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IO.println bs;
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let bs := bs.push 4;
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let bs := bs.set! 1 20;
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IO.println bs;
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let bs₁ := bs.set! 2 30;
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IO.println bs₁;
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IO.println bs;
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IO.println bs.size;
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IO.println (bs ++ bs);
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IO.println (bs.extract 1 3);
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pure ()
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#eval tst
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