go.talks: Talk at OpenDNS

2014/openlate/chan.go

Index: 2014/openlate/chan.go 
=================================================================== 
new file mode 100644 
--- /dev/null 
+++ b/2014/openlate/chan.go 
@@ -0,0 +1,26 @@ 
+// +build OMIT 
+ 
+package main 
+ 
+import ( 
+	"fmt" 
+	"time" 
+) 
+ 
+func sleepAndTalk(secs time.Duration, msg string, c chan string) { 
+	time.Sleep(secs * time.Second) 
+	c <- msg 
+} 
+ 
+func main() { 
+	c := make(chan string) 
+ 
+	go sleepAndTalk(0, "Hello", c) 
+	go sleepAndTalk(1, "Gophers!", c) 
+	go sleepAndTalk(2, "What's", c) 
+	go sleepAndTalk(3, "up?", c) 
+ 
+	for i := 0; i < 4; i++ { 
+	fmt.Printf("%v ", <-c) 
+	} 
+}