fix split line bug

Change-Id: I224a7ec1af8386dcbef757c76389fb88316401bc

1 files changed, 8 insertions, 0 deletions

diff --git a/util.go b/util.go
index 3902500..99a1ba5 100644
--- a/util.go
+++ b/util.go
@@ -444,3 +444,11 @@ func remove(arr []int, key int) []int {
 	}
 	return append(arr[:n], arr[n+1:]...)
 }
+
+func isChinese(rune2 rune) bool {
+	// chinese unicode: 4e00-9fa5
+	if rune2 >= rune(0x4e00) && rune2 <= rune(0x9fa5) {
+		return true
+	}
+	return false
+}