func bytes.Split

2 uses

	bytes (current package)
		bytes.go#L439: func Split(s, sep []byte) [][]byte { return genSplit(s, sep, 0, -1) }

	github.com/kr/text
		wrap.go#L24: 	words := bytes.Split(bytes.Replace(bytes.TrimSpace(b), nl, sp, -1), sp)