From 4806f0ecfb2aa10f274fc1158cc8152cc266f092 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ciro=20Santilli=20=E5=85=AD=E5=9B=9B=E4=BA=8B=E4=BB=B6=20?=
 =?UTF-8?q?=E6=B3=95=E8=BD=AE=E5=8A=9F?= <ciro.santilli@gmail.com>
Date: Sat, 7 Sep 2019 00:00:00 +0000
Subject: [PATCH] c++ template class example

---
 README.adoc               |  2 ++
 userland/cpp/template.cpp | 17 +++++++++++++++++
 2 files changed, 19 insertions(+)
 create mode 100644 userland/cpp/template.cpp

diff --git a/README.adoc b/README.adoc
index 5110641..d89df7f 100644
--- a/README.adoc
+++ b/README.adoc
@@ -12982,6 +12982,8 @@ Programs under link:userland/cpp/[] are examples of https://en.wikipedia.org/wik
 
 * link:userland/cpp/empty.cpp[]
 * link:userland/cpp/hello.cpp[]
+* templates
+** link:userland/cpp/template.cpp[]
 
 [[cpp-multithreading]]
 ==== C++ multithreading
diff --git a/userland/cpp/template.cpp b/userland/cpp/template.cpp
new file mode 100644
index 0000000..7f7c038
--- /dev/null
+++ b/userland/cpp/template.cpp
@@ -0,0 +1,17 @@
+// https://cirosantilli.com/linux-kernel-module-cheat#cpp
+
+#include <cassert>
+
+template <class T>
+struct MyClass {
+    T myVal;
+    MyClass(T myVal) : myVal(myVal) {}
+    T myFunc() {
+        return myVal + 1;
+    }
+};
+
+int main() {
+    assert(MyClass<int>(1).myFunc() == 2);
+    assert(MyClass<float>(1.5).myFunc() == 2.5);
+}