From a30c72eb9fce1b0768d1d980034305257acadecf Mon Sep 17 00:00:00 2001
From: leonard <leonard@lebasic.com>
Date: Tue, 17 May 2022 16:13:47 +0200
Subject: [PATCH] add property 'id' to sankey data documentation

---
 en/option/series/sankey.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/en/option/series/sankey.md b/en/option/series/sankey.md
index 2324c00e..6a1ab8ce 100644
--- a/en/option/series/sankey.md
+++ b/en/option/series/sankey.md
@@ -277,7 +277,11 @@ data: [{
 
 ### name(string)
 
-The name of the node.
+The name of the node. The name can be displayed and can be used as id if id is not provided
+
+### id(string)
+
+The unique id of the node.
 
 ### value(number)