Update lib-vector.md

andrew-johnson-4 · web-flow · commit e25b06a74edc · 2025-01-28T00:59:40.000-07:00
diff --git a/lib-vector.md b/lib-vector.md
@@ -21,3 +21,5 @@
 ### `print : Vector<t> -> Nil`
 
 ### `.to-string : Vector<t> -> String`
+
+### `.next : Vector<t> -> Maybe<t>`
