Constrained genericity: Difference between revisions
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Error: Type mismatch in argument 'f' at (1); passed TYPE(brick_t) to CLASS(eatable) |
Error: Type mismatch in argument 'f' at (1); passed TYPE(brick_t) to CLASS(eatable) |
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</pre> |
</pre> |
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=={{header|FreeBASIC}}== |
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{{trans|OxygenBasic}} |
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<syntaxhighlight lang="vbnet">Type physical As Double |
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Enum food |
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oyster = 1 |
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trout |
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bloater |
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chocolate |
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truffles |
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cheesecake |
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cream |
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pudding |
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pie |
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End Enum |
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Type ActualFood |
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nombre As Integer |
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size As physical |
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quantity As physical |
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End Type |
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Type foodbox |
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Item(100) As ActualFood |
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max As Integer |
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End Type |
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Sub put_(Byref fb As foodbox, Byval f As Integer, Byval s As physical, Byval q As physical) |
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fb.max += 1 |
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fb.Item(fb.max).nombre = f |
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fb.Item(fb.max).size = s |
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fb.Item(fb.max).quantity = q |
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End Sub |
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Sub GetNext(Byref fb As foodbox, Byref Stuff As ActualFood) |
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If fb.max > 0 Then |
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Stuff = fb.Item(fb.max) |
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fb.max -= 1 |
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End If |
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End Sub |
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Type Gourmand |
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WeightGain As physical |
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SleepTime As physical |
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End Type |
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Sub eats(Byref g As Gourmand, Byref stuff As ActualFood) |
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g.WeightGain += stuff.size * stuff.quantity * 0.75 |
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stuff.size = 0 |
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stuff.quantity = 0 |
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End Sub |
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' Test |
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Dim As foodbox Hamper |
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Dim As Gourmand MrG |
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Dim As ActualFood Course |
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put_(Hamper, food.pudding, 3, 7) |
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put_(Hamper, food.pie, 7, 3) |
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GetNext(Hamper, Course) |
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eats(MrG, Course) |
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Print MrG.WeightGain ' result 15.75 |
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Sleep</syntaxhighlight> |
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=={{header|Go}}== |
=={{header|Go}}== |
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