diff --git a/anbs_cp/Classes/FileExtensions.cs b/anbs_cp/Classes/FileExtensions.cs
index 87ae1ef..a0b278a 100644
--- a/anbs_cp/Classes/FileExtensions.cs
+++ b/anbs_cp/Classes/FileExtensions.cs
@@ -66,4 +66,16 @@ public static class FileExtension
     /// <returns>MIME-тип файла</returns>
     public static string MIMEType (IFormFile file) =>
         file.ContentType;
+
+    /// <summary>
+    /// Размер файла в байтах
+    /// </summary>
+    /// <param name="fileName">Полное имя и путь к файлу</param>
+    /// <returns>Размер файла в байтах</returns>
+    public static long FileSize(string fileName)
+    {
+        FileInfo fileInfo = new (fileName);
+
+        return fileInfo.Length;
+    }
 }
\ No newline at end of file
diff --git a/anbs_cp/anbs_cp.csproj b/anbs_cp/anbs_cp.csproj
index 2629cda..e1ecddc 100644
--- a/anbs_cp/anbs_cp.csproj
+++ b/anbs_cp/anbs_cp.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>net7.0</TargetFramework>
-    <Version>2022.1203.3</Version>
+    <Version>2022.1224.0</Version>
     <Authors>Alexander Babaev</Authors>
     <Product>ANB Software Components Pack</Product>
     <Description>Library of some useful functions in C# language.</Description>
@@ -15,8 +15,8 @@
     <SignAssembly>True</SignAssembly>
     <PackageProjectUrl>https://git.babaev-an.ru/babaev-an/anbsoftware_componentspack</PackageProjectUrl>
     <RepositoryUrl>https://git.babaev-an.ru/babaev-an/anbsoftware_componentspack</RepositoryUrl>
-    <AssemblyVersion>2022.1203.3</AssemblyVersion>
-    <FileVersion>2022.1203.3</FileVersion>
+    <AssemblyVersion>2022.1224.0</AssemblyVersion>
+    <FileVersion>2022.1224.0</FileVersion>
     <PackageId>ANBSoftware.ComponentsPack</PackageId>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <AnalysisLevel>6.0</AnalysisLevel>