From b02befe3dd0b9ba65b46339acee17358bd9c85d8 Mon Sep 17 00:00:00 2001
From: Martin Boonk <martin@boonk.info>
Date: Wed, 12 Jan 2022 19:46:15 +0100
Subject: [PATCH] Record empty string if no value instead of 0

---
 apps/bthrm/recorder.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/apps/bthrm/recorder.js b/apps/bthrm/recorder.js
index 40f64a676..b1c27660d 100644
--- a/apps/bthrm/recorder.js
+++ b/apps/bthrm/recorder.js
@@ -1,15 +1,15 @@
 (function(recorders) {
   recorders.bthrm = function() {
-    var bpm = 0;
+    var bpm = "";
     function onHRM(h) {
-        bpm = h.bpm;
+      bpm = h.bpm;
     }
     return {
       name : "BTHR",
       fields : ["BT Heartrate"],
       getValues : () => {
         result = [bpm];
-        bpm = 0;
+        bpm = "";
         return result;
       },
       start : () => {