diff --git a/Demo/Classes/Presentation/Controllers/MainController.swift b/Demo/Classes/Presentation/Controllers/MainController.swift
index e8812d1..3569741 100644
--- a/Demo/Classes/Presentation/Controllers/MainController.swift
+++ b/Demo/Classes/Presentation/Controllers/MainController.swift
@@ -46,52 +46,11 @@ class MainController: UIViewController {
             .addAction(TableRowAction(.click) { (data) in
                 
                 print("2")
-                
-                
             })
-        
     
         let section = TableSection()
         section.append(builder: b)
 
-        //let section = TableSection(headerTitle: "", footerTitle: "", rows: [row1, row2, row3])
-        
         tableDirector += [section]
-        
-        //tableDirector.append(section: section)
-        
-        
-        
-        
-        
-        
-        /*rowBuilder
-            .addAction(TableRowAction(type: .Click) { (data) in
-            
-                
-            })
-        
-        rowBuilder
-            .delete(indexes: [0], animated: .None)
-            .insert(["2"], atIndex: 0, animated: .None)
-            .update(index: 0, item: "", animated: .None)
-            .move([1, 2], toIndexes: [3, 4])
-        
-        
-        
-        //tableView.moveRowAtIndexPath(<#T##indexPath: NSIndexPath##NSIndexPath#>, toIndexPath: <#T##NSIndexPath#>)
-        //tableView.deleteRowsAtIndexPaths(<#T##indexPaths: [NSIndexPath]##[NSIndexPath]#>, withRowAnimation: <#T##UITableViewRowAnimation#>)
-        //tableView.insertRowsAtIndexPaths(<#T##indexPaths: [NSIndexPath]##[NSIndexPath]#>, withRowAnimation: <#T##UITableViewRowAnimation#>)
-        //tableView.reloadRowsAtIndexPaths(<#T##indexPaths: [NSIndexPath]##[NSIndexPath]#>, withRowAnimation: <#T##UITableViewRowAnimation#>)
-        
-        //tableView.moveSection(0, toSection: 0)
-        //tableView.reloadSections([], withRowAnimation: .None)
-        //tableView.deleteSections([], withRowAnimation: .None)
-        //tableView.insertSections([], withRowAnimation: .None)
-        
-        //tableDirector.performBatchUpdates {
-        //}*/
-        
-        //tableDirector.append(section: section)
     }
 }
\ No newline at end of file
diff --git a/Sources/TableSection.swift b/Sources/TableSection.swift
index 71fe404..e09078e 100644
--- a/Sources/TableSection.swift
+++ b/Sources/TableSection.swift
@@ -66,8 +66,16 @@ public class TableSection {
     public func append(row row: Row) {
         append(rows: [row])
     }
-
+    
     public func append(rows rows: [Row]) {
         items.appendContentsOf(rows)
     }
+
+    public func insert(row row: Row, atIndex index: Int) {
+        items.insert(row, atIndex: index)
+    }
+
+    public func delete(index: Int) {
+        items.removeAtIndex(index)
+    }
 }
\ No newline at end of file