From 20d46630458d3d8810444f564701cab1509f14bc Mon Sep 17 00:00:00 2001
From: Antoine Roy-Gobeil <antoine@plot.ly>
Date: Mon, 11 Mar 2019 13:08:18 -0400
Subject: [PATCH] update description of `hovertemplate`

---
 src/components/fx/hovertemplate_attributes.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/components/fx/hovertemplate_attributes.js b/src/components/fx/hovertemplate_attributes.js
index 094af37dad1..f2111619b14 100644
--- a/src/components/fx/hovertemplate_attributes.js
+++ b/src/components/fx/hovertemplate_attributes.js
@@ -41,7 +41,8 @@ module.exports = function(opts, extra) {
             'The variables available in `hovertemplate` are the ones emitted as event data described at this link https://plot.ly/javascript/plotlyjs-events/#event-data.',
             'Additionally, every attributes that can be specified per-point (the ones that are `arrayOk: true`) are available.',
             descPart,
-            'Anything contained in tag `<extra>` is displayed in the secondary box, for example "<extra>{fullData.name}</extra>".'
+            'Anything contained in tag `<extra>` is displayed in the secondary box, for example "<extra>{fullData.name}</extra>".',
+            'To hide the secondary box completely, use an empty tag `<extra></extra>`.'
         ].join(' ')
     };