From 28fc9bceb550b6f57cd969928be193c6cba3aa73 Mon Sep 17 00:00:00 2001
From: shbchk <kuchev@gmail.com>
Date: Sun, 19 Apr 2026 16:57:57 +0200
Subject: [PATCH] Document fluid_field group_id template variable

---
 docs/fieldtypes/fluid.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/docs/fieldtypes/fluid.md b/docs/fieldtypes/fluid.md
index 094ce0518..2073057df 100755
--- a/docs/fieldtypes/fluid.md
+++ b/docs/fieldtypes/fluid.md
@@ -273,6 +273,12 @@ The "human" name of the previous field group. This will be blank when on the fir
 
 The short name of the previous field group. This will be blank when on the first group.
 
+### `group_id`
+
+    {fluid_content:group_id}
+
+The unique numeric ID of the current field group. Stable across edits and reorders.
+
 ## Displaying a Pair variable
 
 Fields that use a variable pair to output content work like they would outside of a Fluid field, with the the `{content}` variable taking the place of the field shortname.