Comparing sequences - Factor Documentation (original) (raw)

Comparing sequences
Factor handbook » The language » Collections » Sequence operations

Element equality testing:
sequence= ( seq1 seq2 -- ? )
mismatch ( seq1 seq2 -- i )
drop-prefix ( seq1 seq2 -- slice1 slice2 )
assert-sequence= ( a b -- )

The <=> generic word performs lexicographic comparison when applied to sequences.