12.4.4.2 Reading data from a term
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Foreign Language Interface
The Foreign Include File
Analysing Terms via the Foreign Interface
Reading data from a term
PL_get_atom()
PL_get_atom_chars()
PL_get_string_chars()
PL_get_chars()
PL_get_list_chars()
PL_get_integer()
PL_get_long()
PL_get_int64()
PL_get_uint64()
PL_get_intptr()
PL_get_bool()
PL_get_pointer()
PL_get_float()
PL_get_functor()
PL_get_name_arity()
PL_get_compound_name_arity()
PL_get_module()
PL_get_arg()
PL_get_dict_key()
Packages
Availability:
C-language interface function
bool
PL_get_arg
(
size_t index, term_t +t, term_t -a
)
If
t
is compound and index is between 1 and arity (inclusive), assign
a
with a term reference to the argument.