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tests whether the argument is a compound term.
compound(+Term)
compound/1 succeeds if Term is a compound term otherwise it fails.
Arguments
Term term
Examples
| compound([l,i,s,t]). | Succeeds. |
| compound(f(X,Y)). | Succeeds. |
| X=a*(b+c), compound(X). | Succeeds with substitution X <- a*(b+c). |
| compound([a,t,o,m]). | Succeeds. |
| compound('this is an atom'). | Fails. |
Standard
This predicate is part of the ISO-Prolog Standard.
See also
atom/1, atomic/1, float/1, integer/1, nonvar/1, number/1, var/1.
| document: http://www.ifcomputer.co.jp/MINERVA/Manual/Reference/Predicates/type_test/compound/print_en.html published 2008/8/25 update 1997/6/22 (c) 1996-2006 IF Computer Japan | ||||||||
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