From 42a2cc1747c7859c63334a7a45792e0af1410e1a Mon Sep 17 00:00:00 2001
From: cvium <clausvium@gmail.com>
Date: Mon, 24 May 2021 00:30:41 +0200
Subject: Remove some unnecessary allocations

---
 .../Extensions/StringExtensions.cs                  | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'MediaBrowser.Controller/Extensions/StringExtensions.cs')

diff --git a/MediaBrowser.Controller/Extensions/StringExtensions.cs b/MediaBrowser.Controller/Extensions/StringExtensions.cs
index 1853896ee..291485e75 100644
--- a/MediaBrowser.Controller/Extensions/StringExtensions.cs
+++ b/MediaBrowser.Controller/Extensions/StringExtensions.cs
@@ -22,6 +22,27 @@ namespace MediaBrowser.Controller.Extensions
             return Normalize(string.Concat(chars), NormalizationForm.FormC);
         }
 
+        /// <summary>
+        /// Counts the number of occurrences of [needle] in the string.
+        /// </summary>
+        /// <param name="value">The haystack to search in.</param>
+        /// <param name="needle">The character to search for.</param>
+        /// <returns>The number of occurrences of the [needle] character.</returns>
+        public static int CountOccurrences(this ReadOnlySpan<char> value, char needle)
+        {
+            var count = 0;
+            var length = value.Length;
+            for (var i = 0; i < length; i++)
+            {
+                if (value[i] == needle)
+                {
+                    count++;
+                }
+            }
+
+            return count;
+        }
+
         private static string Normalize(string text, NormalizationForm form, bool stripStringOnFailure = true)
         {
             if (stripStringOnFailure)
-- 
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