From c2473229e52a73db364fb4e6eff389cb9bad0858 Mon Sep 17 00:00:00 2001
From: rudolfkoenig <>
Date: Sun, 13 Mar 2016 20:05:32 +0000
Subject: [PATCH] fhem.pl: add ReadingsAge (Forum #50783)

git-svn-id: https://svn.fhem.de/fhem/trunk@11065 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/fhem.pl | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/fhem/fhem.pl b/fhem/fhem.pl
index 88d55f4ce..c86d5f40a 100755
--- a/fhem/fhem.pl
+++ b/fhem/fhem.pl
@@ -3708,6 +3708,13 @@ ReadingsTimestamp($$$)
   return $default;
 }
 
+sub
+ReadingsAge($$$)
+{
+  my ($device,$reading,$default) = @_;
+  return time() - time_str2num(ReadingsTimestamp($device,$reading,$default));
+}
+
 sub
 Value($)
 {