改新活动

script/main.go

@@ -35,7 +35,7 @@ func UserActivity() {
 	io.WriteString(f, "姓名,学号,日期,活动,图片\n")
 	for _, userActivity := range userActivities {
 		io.WriteString(f, userActivity.RealName+","+userActivity.Username+","+
-			userActivity.Day+","+userActivity.ActivityName+","+userActivity.Image+"\n")
+			userActivity.Day+","+userActivity.ActivityName+","+userActivity.Files+"\n")
 	}
 }
 func Student() {