2013-03: adding an old learning lunch

2013/03-golang-learning-lunch/12-go-func/main.go

@@ -0,0 +1,30 @@
+package main
+
+import (
+  "fmt"
+  "time"
+)
+
+// START OMIT
+func DelayedHello() {
+  time.Sleep(3 * time.Second)
+  fmt.Printf("%d: Hello!\n", time.Now().Unix())
+}
+
+func main() {
+  go DelayedHello()
+  go DelayedHello()
+  go func() {
+    time.Sleep(3 * time.Second)
+    fmt.Printf("%d: Hello!\n", time.Now().Unix())
+  }()
+
+  fmt.Printf("%d: Is there anybody in there?!\n", time.Now().Unix())
+
+  for i := 0; i < 5; i++ {
+    fmt.Printf("%d: .\n", time.Now().Unix())
+    time.Sleep(time.Second)
+  }
+}
+// STOP OMIT
+