* Add: DB_Attributes.TableNameAttribute

 * Add: EnumerableExtensions

README.md

@@ -13,6 +13,10 @@ Basics for .Net ( .Net Standard 2.0 )
 [ ] ...
 
 ## Changelog  
+### Version 1.1.10 - 09/2019
+ * Add: DB_Attributes.TableNameAttribute
+ * Add: EnumerableExtensions
+
 ### Version 1.1.9 - 08/2019
  * NameValue: override string ToString()
  * Open source ...

Sources/CS/EnumerableExtensions.cs

@@ -0,0 +1,56 @@
+
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Collections.Specialized;
+using System.Data;
+using System.Diagnostics;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+#if XF
+using Xamarin.Forms;
+#endif
+
+public static class EnumerableExtensions
+{
+   /// <summary>
+   /// Returns the index of the specified object in the collection.
+   /// </summary>
+   /// <param name="self">The self.</param>
+   /// <param name="obj">The object.</param>
+   /// <returns>If found returns index otherwise -1</returns>
+   public static int IndexOf(this IEnumerable self, object obj)
+   {
+      int index = -1;
+
+      var enumerator = self.GetEnumerator();
+      enumerator.Reset();
+      int i = 0;
+
+      while (enumerator.MoveNext())
+      {
+         if (enumerator.Current.Equals(obj))
+         {
+            index = i;
+            break;
+         }
+
+         i++;
+      }
+
+      return index;
+   }
+
+#if !NETSTANDARD1_2 && !NETSTANDARD1_3 && !NETSTANDARD1_4
+   public static IEnumerable<DataRow> EnumerateRows(this DataTable table)
+   {
+      foreach (DataRow row in table.Rows)
+      {
+         yield return row;
+      }
+   }
+#endif
+}

Sources/DBSQL/DB_SQL_Attributes.cs

@@ -37,5 +37,13 @@ public MaxLengthAttribute(int Length)
          {
          }
       }
+
+      [AttributeUsage(AttributeTargets.Class)]
+      public class TableNameAttribute : Attribute
+      {
+         public TableNameAttribute(string TableName)
+         {
+         }
+      }
    }
 }