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PL_is_variable()
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Foreign Language Interface
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Analysing Terms via the Foreign Interface
Testing the type of a term
PL_term_type()
PL_is_variable()
PL_is_ground()
PL_is_atom()
PL_is_string()
PL_is_integer()
PL_is_rational()
PL_is_float()
PL_is_callable()
PL_is_compound()
PL_is_functor()
PL_is_list()
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PL_is_dict()
PL_is_atomic()
PL_is_number()
PL_is_acyclic()
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C-language interface function
bool
PL_is_variable
(
term_t
)
Returns non-zero if
term
is a variable.