implementation of [OqtaneIgnore] class attribute in controls

Oqtane.Server/Extensions/StringExtensions.cs

@@ -0,0 +1,17 @@
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Oqtane.Extensions
+{
+    public static class StringExtensions
+    {
+        public static bool StartWithAnyOf(this string s, IEnumerable<string> list)
+        {
+            if (s == null)
+            {
+                return false;
+            }
+            return list.Any(f => s.StartsWith(f));
+        }
+    }
+}