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Touch Task


This article applies to Visual Studio 2015. If you're looking for the latest Visual Studio documentation, see Visual Studio documentation. We recommend upgrading to the latest version of Visual Studio. Download it here

Sets the access and modification times of files.


The following table describes the parameters of the Touch task.

Parameter Description
AlwaysCreate Optional Boolean parameter.

If true, creates any files that do not already exist.
Files Required ITaskItem[] parameter.

Specifies the collection of files to touch.
ForceTouch Optional Boolean parameter.

If true, forces a file touch even if the files are read-only.
Time Optional String parameter.

Specifies a time other than the current time. The format must be a format that is acceptable to the Parse method.
TouchedFiles Optional ITaskItem[] output parameter.

Contains the collection of items that were successfully touched.


In addition to the parameters listed above, this task inherits parameters from the TaskExtension class, which itself inherits from the Task class. For a list of these additional parameters and their descriptions, see TaskExtension Base Class.


The following example uses the Touch task to change the access and modification times of the files specified in the Files item collection, and puts the list of successfully touched files in the FilesTouched item collection.

<Project xmlns="">  
    <Files Include="File1.cs;File2.cs;File3.cs" />  
    <Target Name="TouchFiles">  

See Also

Task Reference