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-rw-r--r--lib/ur/string.urs4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/ur/string.urs b/lib/ur/string.urs
new file mode 100644
index 00000000..524e002d
--- /dev/null
+++ b/lib/ur/string.urs
@@ -0,0 +1,4 @@
+type t = string
+
+val sub : t -> int -> char
+val suffix : t -> int -> string