Document LENGTH attribute in matcher
@@ -91,6 +91,10 @@ p
+cell.u-nowrap #[code LOWER]
+cell The lowercase form of the token text.
+ +row
+ +cell #[code LENGTH]
+ +cell The length of the token text.
+
+row
+cell.u-nowrap #[code IS_ALPHA], #[code IS_ASCII], #[code IS_DIGIT]
+cell
