From cbc2e4f6876262d996367624056a79f14eb99367 Mon Sep 17 00:00:00 2001
From: Arne Morken <arne.morken@gmail.com>
Date: Fri, 17 Nov 2023 12:55:35 +0100
Subject: [PATCH] Let the index of the top level header be equal to the item
 index (if applicable).

---
 data/alasql/anyTable.js | 11 +++++++----
 data/mysql/anyTable.php | 15 +++++++++------
 2 files changed, 16 insertions(+), 10 deletions(-)

diff --git a/data/alasql/anyTable.js b/data/alasql/anyTable.js
index 4d809c7..ebce3f8 100644
--- a/data/alasql/anyTable.js
+++ b/data/alasql/anyTable.js
@@ -556,17 +556,20 @@ anyTable.prototype.prepareData = function(inData)
 {
   //console.log("inData before prepare:"); console.log(inData);
   // Make room for a top level header
-  let data = {"data": { "+0": {} }};
+  let topidx = "+0";
+  if (this.id || this.id === 0)
+    topidx = this.id;
+  let data = {"data": { [topidx]: {} }};
 
   // Find and set the header
   let hdr = this.findHeader(inData);
   if (hdr && hdr != "") {
-    data["data"]["+0"]["head"] = "group";
-    data["data"]["+0"]["group_name"] = hdr;
+    data["data"][topidx]["head"] = "group";
+    data["data"][topidx]["group_name"] = hdr;
   }
 
   // Set data
-  data["data"]["+0"]["data"] = inData;
+  data["data"][topidx]["data"] = inData;
 
   // Set link types
   data["types"] = this.linking;
diff --git a/data/mysql/anyTable.php b/data/mysql/anyTable.php
index 4cffe42..b455e40 100644
--- a/data/mysql/anyTable.php
+++ b/data/mysql/anyTable.php
@@ -1756,23 +1756,26 @@ public function prepareData(&$inData)
   {
     //vlog("inData before prepare:",$inData);
     // Make room for a top level header
-    $data = array("data" => array("+0" => null));
+    $topidx = "+0";
+    if (($this->mId || $this->mId === 0) && $this->mId != "")
+      $topidx = "+".$this->mId;
+    $data = array("data" => array($topidx => null));
 
     // Find and set the header
     $hdr = $this->findHeader($inData);
     if (isset($hdr) && $hdr != "") {
       if (($this->mId || $this->mId === 0) && $this->mId != "") {
-        $data["data"]["+0"]["head"] = $this->mType;
-        $data["data"]["+0"][$this->mNameKey] = $hdr;
+        $data["data"][$topidx]["head"] = $this->mType;
+        $data["data"][$topidx][$this->mNameKey] = $hdr;
       }
       else {
-        $data["data"]["+0"]["head"] = "group";
-        $data["data"]["+0"]["group_name"] = $hdr;
+        $data["data"][$topidx]["head"] = "group";
+        $data["data"][$topidx]["group_name"] = $hdr;
       }
     }
 
     // Set data
-    $data["data"]["+0"]["data"] = $inData;
+    $data["data"][$topidx]["data"] = $inData;
 
     // Set link types
     $data["types"] = $this->mLinking;