From efdb8a46e4213dcf69f792c42c234c6b112ba471 Mon Sep 17 00:00:00 2001
From: Richard Gibson <richard.gibson@gmail.com>
Date: Mon, 9 Jan 2017 11:37:12 -0800
Subject: Manipulation: Restrict the tbody search to child nodes

For performance, use a querySelectorAll path instead of Javascript iteration.
http://codepen.io/anon/pen/vywJjx?editors=1010

Fixes gh-3439
Closes gh-3463
---
 src/manipulation.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/manipulation.js b/src/manipulation.js
index 9b4f5e451..4f79f8998 100644
--- a/src/manipulation.js
+++ b/src/manipulation.js
@@ -47,11 +47,12 @@ var
 	rscriptTypeMasked = /^true\/(.*)/,
 	rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g;
 
+// Prefer a tbody over its parent table for containing new rows
 function manipulationTarget( elem, content ) {
 	if ( jQuery.nodeName( elem, "table" ) &&
 		jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
 
-		return elem.getElementsByTagName( "tbody" )[ 0 ] || elem;
+		return jQuery( ">tbody", elem )[ 0 ] || elem;
 	}
 
 	return elem;
-- 
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