From 9d5b7989268146f56f7a1d68f7e528e557fc921a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@hornquist.se>
Date: Tue, 24 Dec 2019 01:13:50 +0100
Subject: Tue, 24 Dec 2019 01:13:50 +0100

---
 C++.wiki   | 36 ++++++++++++++++++++++++++++++++++++
 index.wiki |  1 +
 2 files changed, 37 insertions(+)
 create mode 100644 C++.wiki

diff --git a/C++.wiki b/C++.wiki
new file mode 100644
index 0000000..b3dec5e
--- /dev/null
+++ b/C++.wiki
@@ -0,0 +1,36 @@
+= Contents =
+  - [[#C++ Examples|C++ Examples]]
+    - [[#C++ Examples#Friend operator|Friend operator]]
+
+= C++ Examples =
+
+== Friend operator ==
+
+{{{c++
+#include <iostream>
+
+class T {
+	int x;
+
+public:
+	T (int x);
+
+	friend std::ostream& operator<<(std::ostream&, const T&);
+};
+
+T::T (int x) {
+	this->x = x;
+}
+
+
+std::ostream& operator<<(std::ostream& out, const T& t) {
+	out << "T {" << t.x << "}";
+	return out;
+}
+
+int main () {
+	T t(10);
+
+	std::cout << t << std::endl;
+}
+}}}
diff --git a/index.wiki b/index.wiki
index 0401843..2295bd4 100644
--- a/index.wiki
+++ b/index.wiki
@@ -42,6 +42,7 @@
 - [[Kläder]]
 - [[TaskApp]]
 - [[LiuformulaStudent]]
+- [[C++]]
 
     * [[diary/diary|Dagbok]]
 
-- 
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