XML comment updated. Demo updated.

Author: gvreddy04

BlazorBootstrap.Demo.RCL/Components/Pages/Grid/01-Overview/Grid_Demo_01_Client_Side_Filtering_Paging_And_Sorting.razor

@@ -1,14 +1,15 @@
 <Grid TItem="Employee1"
-      Class="table table-hover table-bordered table-striped"
-      DataProvider="EmployeesDataProvider"
       AllowFiltering="true"
       AllowPaging="true"
-      PageSize="5"
       AllowSorting="true"
       AllowSelection="true"
-      SelectionMode="GridSelectionMode.Multiple"
+      Class="table table-hover table-bordered table-striped"
+      DataProvider="EmployeesDataProvider"
+      PageSize="5"
+      Responsive="true"
+      RowKeySelector="(emp) => emp.Id"
       SelectedItemsChanged="OnSelectedItemsChanged"
-      Responsive="true">
+      SelectionMode="GridSelectionMode.Multiple">
 
     <GridColumns>
         <GridColumn TItem="Employee1" HeaderText="Id" PropertyName="Id" SortKeySelector="item => item.Id">

blazorbootstrap/Components/Grid/Grid.razor.cs

@@ -996,10 +996,14 @@ private void SetFilters(IEnumerable<FilterItem> filterItems)
     public Func<TItem, string>? RowClass { get; set; }
 
     /// <summary>
-    ///  Gets or sets the row key selector.
-    /// usage ex.
-    /// RowKeySelector="context => context.UserId"
+    /// Gets or sets the function used to extract a unique key from a row item.
     /// </summary>
+    /// <remarks>
+    /// The key returned by the function is used to uniquely identify each row in the data set.  This
+    /// is typically required for operations such as tracking changes or rendering rows efficiently. 
+    /// If not set, the item hash code will be used as the key.
+    /// Example usage: `RowKeySelector="(employee) => employee.Id"`.
+    /// </remarks>
     [Parameter]
     public Func<TItem, object>? RowKeySelector { get; set; }