Update README.md

Author: SweathaBharathi

README.md

@@ -1,14 +1,14 @@
 # How to search and retrieve the tree node based on its text in WinForms TreeViewAdv?
 
-## Search and retrieve the TreeNodeAdv text
+In [WinForms TreeViewAdv](https://www.syncfusion.com/winforms-ui-controls/treeview) has built-in support to search the **TreeNodeAdv** based on its text, by using the class named **TreeViewAdvFindReplaceDialog**. It can be done using the following categories:
 
-**TreeViewAdv** has built-in support to search the **TreeNodeAdv** based on its text, by using the class named **TreeViewAdvFindReplaceDialog**. It can be done using the following categories:
 1. TreeViewSearchOption
 2. TreeViewSearchRange
 3. TreeViewSearchNavigation
 
 ## TreeViewSearchOption
 This property specifies the Searching option in TreeViewAdv.
+
 1. MatchWholeText
 2. MatchCase
 
@@ -85,6 +85,7 @@ This option helps to specify whether the search can be performed in the above ca
 TreeViewSearchForm form;
 //To assign the TreeViewAdv to TreeViewSearchForm
 form = new TreeViewSearchForm(this.treeViewAdv1);
+
 //To show the search dialog
 void treeViewAdv1_PreviewKeyDown(object sender, PreviewKeyDownEventArgs e)
 {
@@ -109,38 +110,45 @@ public partial class TreeViewSearchForm : MetroForm
         //To assign the TreeViewAdv to TreeViewSearchForm            
         dialog = new TreeViewAdvFindReplaceDialog(this.TreeView);
     }
+
     //To get the TreeViewSearchNavigation
     void comboBox3_SelectedIndexChanged(object sender, EventArgs e)
     {
         dialog.TreeViewSearchNavigation = (TreeViewSearchNavigation)this.SearchRangeCombo.Items[this.comboBox3.Items.IndexOf(this.comboBox3.SelectedItem)];
     }
+
     //To get the TreeViewSearchRange
     private void SearchRangeCombo_SelectedIndexChanged(object sender, EventArgs e)
     {
         dialog.TreeViewSearchRange = (TreeViewSearchRange)this.SearchRangeCombo.Items[this.SearchRangeCombo.Items.IndexOf(this.SearchRangeCombo.SelectedItem)];
     }
+
     //To get the TreeViewSearchOption
     private void SearchOptionCombo_SelectedIndexChanged(object sender, EventArgs e)
     {
         dialog.TreeViewSearchOption = (TreeViewSearchOption)this.SearchOptionCombo.Items[this.SearchOptionCombo.Items.IndexOf(this.SearchOptionCombo.SelectedItem)];
     }
+
     //To Find TreeNodeAdv
     private void button1_Click(object sender, EventArgs e)
     {
         dialog.Find(this.findTextBox.Text);
     }
+
     //To Find All the TreeNodeAdv
     private void button2_Click(object sender, EventArgs e)
     {
         dialog.FindAll(this.findTextBox.Text);
     }
+
     //To Replace the TreeNodeAdv
     private void button3_Click(object sender, EventArgs e)
     {
         this.TreeView.SelectedNodes.Clear();
         if(dialog.Find(this.findTextBox.Text))
             dialog.Replace(this.replaceTextbox.Text);
     }
+
     //To Replace All the TreeNodeAdv
     private void button4_Click(object sender, EventArgs e)
     {
@@ -181,34 +189,41 @@ Partial Public Class TreeViewSearchForm
         'To assign the TreeViewAdv to TreeViewSearchForm            
         dialog = New TreeViewAdvFindReplaceDialog(Me.TreeView)
     End Sub
-    'To get the TreeViewSearchNavigation
+   
+ 'To get the TreeViewSearchNavigation
     Private Sub comboBox3_SelectedIndexChanged(ByVal sender As Object, ByVal e As EventArgs)
        dialog.TreeViewSearchNavigation = CType(Me.SearchRangeCombo.Items(Me.comboBox3.Items.IndexOf(Me.comboBox3.SelectedItem)), TreeViewSearchNavigation)
     End Sub
-    'To get the TreeViewSearchRange
+   
+ 'To get the TreeViewSearchRange
     Private Sub SearchRangeCombo_SelectedIndexChanged(ByVal sender As Object, ByVal e As EventArgs) Handles SearchRangeCombo.SelectedIndexChanged
        dialog.TreeViewSearchRange = CType(Me.SearchRangeCombo.Items(Me.SearchRangeCombo.Items.IndexOf(Me.SearchRangeCombo.SelectedItem)), TreeViewSearchRange)
     End Sub
-    'To get the TreeViewSearchOption
+   
+ 'To get the TreeViewSearchOption
     Private Sub SearchOptionCombo_SelectedIndexChanged(ByVal sender As Object, ByVal e As EventArgs) Handles SearchOptionCombo.SelectedIndexChanged
        dialog.TreeViewSearchOption = CType(Me.SearchOptionCombo.Items(Me.SearchOptionCombo.Items.IndexOf(Me.SearchOptionCombo.SelectedItem)), TreeViewSearchOption)
     End Sub
-    'To Find TreeNodeAdv
+   
+ 'To Find TreeNodeAdv
     Private Sub button1_Click(ByVal sender As Object, ByVal e As EventArgs) Handles button1.Click
        dialog.Find(Me.findTextBox.Text)
     End Sub
-    'To Find All the TreeNodeAdv
+  
+  'To Find All the TreeNodeAdv
     Private Sub button2_Click(ByVal sender As Object, ByVal e As EventArgs) Handles button2.Click
        dialog.FindAll(Me.findTextBox.Text)
     End Sub
-    'To Replace the TreeNodeAdv
+  
+  'To Replace the TreeNodeAdv
     Private Sub button3_Click(ByVal sender As Object, ByVal e As EventArgs) Handles button3.Click
        Me.TreeView.SelectedNodes.Clear()
        If dialog.Find(Me.findTextBox.Text) Then
          dialog.Replace(Me.replaceTextbox.Text)
        End If
     End Sub
-    'To Replace All the TreeNodeAdv
+   
+ 'To Replace All the TreeNodeAdv
     Private Sub button4_Click(ByVal sender As Object, ByVal e As EventArgs) Handles button4.Click
        Me.TreeView.SelectedNodes.Clear()
        If dialog.FindAll(Me.findTextBox.Text) Then