Merge pull request #6135 from syncfusion-content/962670-CusDev

962670: Corrected the code snippet in Blazor RichTextEditor documentation

Author: saravanangn

blazor/rich-text-editor/tools/custom-tool.md

@@ -21,7 +21,7 @@ Refer to the following code sample for the custom tool with the tooltip text, wh
 @using Syncfusion.Blazor.Buttons
 @using Syncfusion.Blazor.RichTextEditor
 
-<SfRichTextEditor>
+<SfRichTextEditor @ref="RteObj">
     <RichTextEditorToolbarSettings Items="@Tools">
         <RichTextEditorCustomToolbarItems>
             <RichTextEditorCustomToolbarItem Name="Symbol">
@@ -35,6 +35,7 @@ Refer to the following code sample for the custom tool with the tooltip text, wh
 </SfRichTextEditor>
 
 @code {
+    SfRichTextEditor RteObj;
     private List<ToolbarItemModel> Tools = new List<ToolbarItemModel>()
     {
         new ToolbarItemModel() { Command = ToolbarCommand.Bold },
@@ -45,11 +46,11 @@ Refer to the following code sample for the custom tool with the tooltip text, wh
         new ToolbarItemModel() { Command = ToolbarCommand.SourceCode },
         new ToolbarItemModel() { Command = ToolbarCommand.FullScreen }
     };
-    private void ClickHandler()
+    private async Task ClickHandler()
     {
         ExecuteCommandOption executeCommandOption = new ExecuteCommandOption();
         executeCommandOption.Undo = true;
-        await this.RteObj.ExecuteCommandAsync(CommandName.InsertText, "₹", executeCommandOption);
+        await RteObj.ExecuteCommandAsync(CommandName.InsertText, "₹", executeCommandOption);
     }
 }