docs(readme): fix multiple file example (#1018)

2017-07-15 01:28:16 +08:00 · 2017-07-15 01:28:16 +08:00 · 5cb25a6410
parent fe4d405108
commit 5cb25a6410
1 changed files with 1 additions and 1 deletions
--- a/README.md
+++ b/README.md
@ -305,7 +305,7 @@ func main() {
 		for _, file := range files {
 			log.Println(file.Filename)
 		}
-		c.String(http.StatusOK, fmt.Printf("%d files uploaded!", len(files)))
+		c.String(http.StatusOK, fmt.Sprintf("%d files uploaded!", len(files)))
 	})
 	router.Run(":8080")
 }