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-rw-r--r--channels/channel.cpp28
1 files changed, 28 insertions, 0 deletions
diff --git a/channels/channel.cpp b/channels/channel.cpp
new file mode 100644
index 0000000..8c5b090
--- /dev/null
+++ b/channels/channel.cpp
@@ -0,0 +1,28 @@
+#include <iostream>
+#include <string>
+#include <any>
+
+class channel {
+private:
+ std::any val;
+public:
+ void write(auto v) {
+ val = v;
+ }
+ auto read() {
+ while (!val.has_value());
+ auto ret = val;
+ val.reset();
+ return ret;
+ }
+};
+
+int main() {
+ channel c;
+ int x = 1;
+ c.write(x);
+ std::cout << std::any_cast<int>(c.read()) << endl;
+ std::string y = "Hello world";
+ c.write(y);
+ std::cout << std::any_cast<std::string>(c.read()) << endl;
+}