21 lines
483 B
Smalltalk
21 lines
483 B
Smalltalk
Smalltalk at: #a put: nil.
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Smalltalk at: #b put: nil.
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a := [:x| 'executing a' displayNl. x].
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b := [:x| 'executing b' displayNl. x].
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('false and false = %1' %
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{ (a value: false) and: [ b value: false ] })
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displayNl.
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('true or false = %1' %
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{ (a value: true) or: [ b value: false ] })
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displayNl.
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('false or true = %1' %
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{ (a value: false) or: [ b value: true ] })
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displayNl.
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('true and false = %1' %
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{ (a value: true) and: [ b value: false ] })
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displayNl.
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