concurrent goroutines

gobyexample/channel-synchronization.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+	"fmt"
+	"time"
+)
+
+func worker(done chan bool) {
+	fmt.Print("working...")
+	time.Sleep(time.Second)
+	fmt.Println("done")
+
+	done <- true
+}
+
+func main() {
+	done := make(chan bool, 1)
+	go worker(done)
+
+	<-done
+}