Add time durations to the page queries and main loop

main.go

@@ -4,22 +4,24 @@ import (
 	"fmt"
 	"io/ioutil"
 	"net/http"
+	"time"
 )
 
-func getPage(url string) (int, error) {
+func getPage(url string) (int, time.Duration, error) {
 
+	start := time.Now()
 	resp, err := http.Get(url)
 	if err != nil {
-		return 0, err
+		return 0, 0, err
 	}
 
 	defer resp.Body.Close()
 	body, err := ioutil.ReadAll(resp.Body)
 	if err != nil {
-		return 0, err
+		return 0, 0, err
 	}
 
-	return len(body), nil
+	return len(body), time.Since(start), nil
 }
 
 func main() {
@@ -29,11 +31,15 @@ func main() {
 		"Bing":   "http://bing.com",
 	}
 
+	start := time.Now()
+
 	for name, url := range sites {
-		length, err := getPage(url)
+		length, dur, err := getPage(url)
 		if err != nil {
 			fmt.Printf("%s	%s\n", name, err)
 		}
-		fmt.Printf("%s	%d\n", name, length)
+		fmt.Printf("%s	%d	%v\n", name, length, dur)
 	}
+
+	fmt.Printf("Total time: %v\n", time.Since(start))
 }