ssa: chan send/recv

_demo/chan/chan.go

@@ -0,0 +1,11 @@
+package main
+
+func main() {
+	ch := make(chan int, 10)
+	println(ch, len(ch), cap(ch))
+	go func() {
+		ch <- 100
+	}()
+	n, ok := <-ch
+	println(n, ok)
+}