PowerShell Get Filename Without Extension

While working with files in the Windows Operating system, often we have a requirement to get filename without extension. Using PowerShell, it’s easy to get the filename using Microsoft .Net class library and methods.

Systen.IO.Path .net class has GetFileNameWithoutExtension() method to get filename without extension. GetFileNameWithoutExtension(string path) method accept string path as parameter and return filename without extension.

In this article, I will explain how to use PowerShell to get filename without extension using the .net class System.IO.Path library with examples.

PowerShell Get FileName Without Extension

If you want to get filename without extension in PowerShell, use System.IO.Path GetFileNameWithoutExtension() method.

Let’s consider an example, if you want to get filename located at D:\LogTest\Newline-FileTest.txt, use the below command

[System.IO.Path]::GetFileNameWithoutExtension('D:\LogTest\Newline-FileTest.txt')   

In the above PowerShell script, GetFileNameWithoutExtension() the method accepts file path and gets filename without extension as below

[System.IO.Path]::GetFileNameWithoutExtension('D:\LogTest\Newline-FileTest.txt') 
                               
Newline-FileTest

result of the above script is Newline-FileTest without .txt extension.

Note: Check if the file exists in PowerShell before you use the above script to get the file name!

Cool Tip: How to get file extension in PowerShell!

PowerShell Get Multiple File Name Without Extension

If you want to get multiple file name without extension in the given directory, use PowerShell Get-ChildItem cmdlet to get items in one or more specified location pipes to GetFileNameWithoutExtension() get filename without extension in the below script

 Get-ChildItem -Path D:\PowerShell\ -Filter *.csv | ForEach-Object -Process {[System.IO.Path]::GetFileNameWithoutExtension($_)}                                                                                                      

In the above PowerShell script, the Get-ChildItem cmdlet gets files from a specified path, uses a filter to get the .csv file extension, and passes the output to the second command.

The second command uses ForEach-Object to iterate over files and uses System.IO.Path class GetFileNameWithoutExtension() method to get file name without extension.

The output of the above command to get multiple filename without extension as below

Cool Tip: How to get file creation date in PowerShell!

Conclusion

In the above article, we learned how to get filename without extension using System.IO.Path .net class library.

GetFileNameWithoutExtension() method is used to get filename without extension for a given file path or get multiple filename without extension in a specified folder or current directory.

Read more here on how to count lines in files and words in files using PowerShell.

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