compare ( obj1 obj2 quot -- <=> )
Factor handbook » The language » Objects » Linear order protocol

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Vocabulary
math.order

Inputs

obj1	an object
obj2	an object
quot	a quotation with stack effect ( obj -- newobj )

Outputs

<=>	an ordering specifier

Word description
Compares the results of applying the quotation to both objects via <=>.

Examples

USING: kernel math.order prettyprint sequences ; "hello" "hi" [ length ] compare .
+gt+

See also
sort, sort-by, inv-sort-by, sort-keys, sort-values

Definition

USING: kernel ;

IN: math.order

: compare ( obj1 obj2 quot -- <=> ) bi@ <=> ; inline