mirror of
https://github.com/vishapoberon/oberonbyexample.git
synced 2026-04-05 21:02:25 +00:00
24 lines
470 B
Text
24 lines
470 B
Text
MODULE varparam;
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IMPORT Out;
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VAR a, b : INTEGER;
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PROCEDURE swapVals(VAR x, y : INTEGER);
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VAR tmp : INTEGER;
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BEGIN
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tmp := x; x := y; y := tmp;
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END swapVals;
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BEGIN
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a := 6; b := 9;
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Out.String("initial "); Out.Ln;
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Out.String("a : "); Out.Int(a, 0); Out.String("; b : "); Out.Int(b, 0); Out.Ln;
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swapVals(a, b);
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Out.String("after swap"); Out.Ln;
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Out.String("a : "); Out.Int(a, 0); Out.String("; b : "); Out.Int(b, 0); Out.Ln;
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END varparam.
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