split1 ( seq subseq -- before after ) (original) (raw)
Vocabulary
splitting
Inputs
| seq | a sequence |
|---|---|
| subseq | a sequence |
Outputs
| before | a new sequence |
|---|---|
| after | a new sequence |
Word description
Splits seq at the first occurrence of subseq, and outputs the pieces before and after the split. If subseq does not occur in seq, then before is just seq and after is f.
See also
split1-slice, split1-last, split1-last-slice
Definition
: split1 ( seq subseq -- before after )
[ subseq-range ] keepd ?snip ; inline