region-directive.md

title	#Region Directive
ms.date	07/20/2015
ms.prod	.net
ms.suite
ms.technology	devlang-visual-basic
ms.topic	article
f1_keywords	vb.Region vb.#Region
helpviewer_keywords	Visual Basic compiler, compiler directives #region directive region directive (#region) #Region keyword [Visual Basic]
ms.assetid	90a6a104-3cbf-47d0-bdc4-b585d0921b87
caps.latest.revision	14
author	dotnet-bot
ms.author	dotnetcontent

#Region Directive

Collapses and hides sections of code in Visual Basic files.

Syntax

      #Region "identifier_string"  
#End Region  

Parts

Term	Definition
identifier_string	Required. String that acts as the title of a region when it is collapsed. Regions are collapsed by default.
#End Region	Terminates the #Region block.

Remarks

Use the #Region directive to specify a block of code to expand or collapse when using the outlining feature of the Visual Studio Code Editor. You can place, or nest, regions within other regions to group similar regions together.

Example

This example uses the #Region directive.

[!code-vbVbVbalrConditionalComp#4]

See Also

#If...Then...#Else Directives
Outlining
How to: Collapse and Hide Sections of Code