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< title > Logtalk predicate directive: dynamic/1< / title >
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< div class = "top-left" > Logtalk reference manual< / div >
< div class = "top-right" > Predicate directive: dynamic/1< / div >
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< div class = "navtop" > < a href = "../../index.html" > contents< / a > > < a href = "../index.html" > reference manual< / a > > < a href = "../index.html#directives" > directives< / a > < / div >
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< h2 class = "codenp" > dynamic/1< span id = "directives_dynamic1" / > < / h2 >
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< h4 > Description< / h4 >
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< pre > dynamic(Functor/Arity)
dynamic(Functor1/Arity1, Functor2/Arity2, ...)
dynamic([Functor1/Arity1, Functor2/Arity2, ...])
dynamic(Functor//Arity)
dynamic(Functor1//Arity1, Functor2//Arity2, ...)
dynamic([Functor1//Arity1, Functor2//Arity2, ...])< / pre >
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< p >
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Declares dynamic predicates and dynamic grammar rule non-terminals. Note that an object can be static and have both static and dynamic predicates/non-terminals.
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< / p >
< h4 > Template and modes< / h4 >
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< pre > dynamic(+predicate_indicator_term)
dynamic(+non_terminal_indicator_term)< / pre >
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< h4 > Examples< / h4 >
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< pre > :- dynamic(counter/1).
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:- dynamic(lives/2, works/2).
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:- dynamic([db/4, key/2, file/3]).< / pre >
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< span > Last updated on: October 26, 2006< / span >
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