Enumerations: Difference between revisions
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The only way to give such a variable a value without setting it explicitly is to add one to the previous such variable which (in effect) is what a C-style enum does. If you declare a variable in Wren without giving it a value, then it is set to the special value ''null'' which is no help here. |
The only way to give such a variable a value without setting it explicitly is to add one to the previous such variable which (in effect) is what a C-style enum does. If you declare a variable in Wren without giving it a value, then it is set to the special value ''null'' which is no help here. |
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<syntaxhighlight lang=" |
<syntaxhighlight lang="wren">var APPLE = 1 |
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var ORANGE = 2 |
var ORANGE = 2 |
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var PEAR = 3 |
var PEAR = 3 |
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<br> |
<br> |
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{{libheader|Wren-dynamic}} |
{{libheader|Wren-dynamic}} |
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<syntaxhighlight lang=" |
<syntaxhighlight lang="wren">import "./dynamic" for Enum |
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var Fruit = Enum.create("Fruit", ["apple", "orange", "pear", "cherry", "banana", "grape"], 1) |
var Fruit = Enum.create("Fruit", ["apple", "orange", "pear", "cherry", "banana", "grape"], 1) |