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longand perform standard C-comparison between the two long integers. If PlTerm cannot be converted a
TRUEif the PlTerm is an atom or string representing the same text as the argument,
FALSEif the conversion was successful, but the strings are not equal and an
type_errorexception if the conversion failed.
Below are some typical examples. See section 6 for direct manipulation of atoms in their internal representation.
|Test A1 to hold a Prolog integer or float that can be transformed lossless to an integer less than zero.|
is before the term‘0' in the‘standard order of terms'. This
means that if A1 represents an atom, this test yields |
to represent the term
|Test A1 to be an atom or string holding the text “now''.|