From c83dcaae80de2f4ae0df4bc1fe47d608e6528405 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Przemys=C5=82aw=20K=C5=82ys?= <przemyslaw.klys@evotec.pl>
Date: Fri, 12 Feb 2021 21:14:13 +0000
Subject: [PATCH] Added caseSensitive variable

---
 features/alphabetSearch/dataTables.alphabetSearch.js | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/features/alphabetSearch/dataTables.alphabetSearch.js b/features/alphabetSearch/dataTables.alphabetSearch.js
index 982c5dc..3c5a3e7 100644
--- a/features/alphabetSearch/dataTables.alphabetSearch.js
+++ b/features/alphabetSearch/dataTables.alphabetSearch.js
@@ -49,9 +49,15 @@ $.fn.dataTable.ext.search.push( function ( context, searchData ) {
 		return true;
 	}
 
-	if ( searchData[$.fn.dataTable.AlphabetSearch.column].charAt(0).toUpperCase() === context.alphabetSearch ) {
-		return true;
-	}
+    if ($.fn.dataTable.AlphabetSearch.caseSensitive) {
+        if ( searchData[$.fn.dataTable.AlphabetSearch.column].charAt(0) === context.alphabetSearch ) {
+            return true;
+        }
+    } else {
+        if ( searchData[$.fn.dataTable.AlphabetSearch.column].charAt(0).toUpperCase() === context.alphabetSearch ) {
+            return true;
+        }
+    }
 
 	return false;
 } );