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string(?String)
Succeeds if String is a string.
- String
- Prolog term.
Description
Used to test whether String is a string.
Modes and Determinism
Fail Conditions
Fails if String is not a string
Examples
Success:
string("astring").
Fail:
string('astring').
string(X).
See Also
atom / 1, atomic / 1, var / 1