diff --git a/doc/snippets/Cwise_arg.cpp b/doc/snippets/Cwise_arg.cpp
new file mode 100644
index 0000000..3f45133
--- /dev/null
+++ b/doc/snippets/Cwise_arg.cpp
@@ -0,0 +1,3 @@
+ArrayXcf v = ArrayXcf::Random(3);
+cout << v << endl << endl;
+cout << arg(v) << endl;