From d65de784b092fe28f595eb247b9e88b00d495cda Mon Sep 17 00:00:00 2001
From: Steve Sanderson <SteveSandersonMS@users.noreply.github.com>
Date: Fri, 31 Jul 2020 14:48:45 +0100
Subject: [PATCH] Use ordinal comparison when detecting event handler
 attributes. Fixes #24465

---
 .../Components/src/RenderTree/RenderTreeDiffBuilder.cs          | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Components/Components/src/RenderTree/RenderTreeDiffBuilder.cs b/src/Components/Components/src/RenderTree/RenderTreeDiffBuilder.cs
index 8f39258ddc67..6adf9cffbfac 100644
--- a/src/Components/Components/src/RenderTree/RenderTreeDiffBuilder.cs
+++ b/src/Components/Components/src/RenderTree/RenderTreeDiffBuilder.cs
@@ -954,7 +954,7 @@ private static void InitializeNewAttributeFrame(ref DiffContext diffContext, ref
             // based on the common usage of attributes for DOM events.
             if ((newFrame.AttributeValue is MulticastDelegate || newFrame.AttributeValue is EventCallback) &&
                 newFrame.AttributeName.Length >= 3 &&
-                newFrame.AttributeName.StartsWith("on"))
+                newFrame.AttributeName.StartsWith("on", StringComparison.Ordinal))
             {
                 diffContext.Renderer.AssignEventHandlerId(ref newFrame);
             }