From 53634747af8f20db6231365999033acfd4ee68ad Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 27 Feb 2026 09:53:08 +0000
Subject: [PATCH 1/3] Initial plan


From 45fafb1c2ced8b49d387967d5c311d867437747e Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 27 Feb 2026 09:53:50 +0000
Subject: [PATCH 2/3] Simplify SubstringAfter to use range indexer

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>
---
 YoutubeExplode/Utils/Extensions/StringExtensions.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/YoutubeExplode/Utils/Extensions/StringExtensions.cs b/YoutubeExplode/Utils/Extensions/StringExtensions.cs
index b2dddeef..3dc4c5dd 100644
--- a/YoutubeExplode/Utils/Extensions/StringExtensions.cs
+++ b/YoutubeExplode/Utils/Extensions/StringExtensions.cs
@@ -28,7 +28,7 @@ public string SubstringAfter(
 
             return index < 0
                 ? string.Empty
-                : str.Substring(index + sub.Length, str.Length - index - sub.Length);
+                : str[(index + sub.Length)..];
         }
 
         public string StripNonDigit()

From 6e098206bd2851ada9d8b32b95fbaad2314e98b8 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 27 Feb 2026 11:08:57 +0000
Subject: [PATCH 3/3] Fix formatting in SubstringAfter to match SubstringUntil
 style

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>
---
 YoutubeExplode/Utils/Extensions/StringExtensions.cs | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/YoutubeExplode/Utils/Extensions/StringExtensions.cs b/YoutubeExplode/Utils/Extensions/StringExtensions.cs
index 3dc4c5dd..5bc188b2 100644
--- a/YoutubeExplode/Utils/Extensions/StringExtensions.cs
+++ b/YoutubeExplode/Utils/Extensions/StringExtensions.cs
@@ -25,10 +25,7 @@ public string SubstringAfter(
         )
         {
             var index = str.IndexOf(sub, comparison);
-
-            return index < 0
-                ? string.Empty
-                : str[(index + sub.Length)..];
+            return index < 0 ? string.Empty : str[(index + sub.Length)..];
         }
 
         public string StripNonDigit()