predicate-def ( obj -- quot ) (original) (raw)
Vocabulary
classes
Inputs
Outputs
| quot | a quotation with stack effect ( obj -- ? ) |
|---|
Word description
Outputs a quotation that can be used to check if objects are an instance of the given type.
Examples
USING: classes math prettyprint ; fixnum predicate-def .
[ fixnum? ]
Definition
Methods