8 lines
167 B
Prolog
8 lines
167 B
Prolog
|
?- test_strings(["123", "0.123", "-123.1", "NotNum", "1."]).
|
||
|
|
123 is a number.
|
||
|
|
0.123 is a number.
|
||
|
|
-123.1 is a number.
|
||
|
|
NotNum is not a number.
|
||
|
|
1. is not a number.
|
||
|
|
true.
|