Iterator experiment.

1 files changed, 12 insertions, 0 deletions

diff --git a/rust/tail.rs b/rust/tail.rs
new file mode 100644
index 0000000..0a49b83
--- /dev/null
+++ b/rust/tail.rs
@@ -0,0 +1,12 @@
+fn tail<I>(mut iter: I) -> I
+    where I: Iterator {
+    iter.next();
+    iter
+}
+
+fn main() {
+    let xs = [1, 2, 3];
+    let ys = tail(xs.iter());
+    let zs = tail(ys);
+    println!("{:?}", zs);
+}