将所有文件重命名为.txt

Question

I am trying to rename all file to.txt, i have tried selecting all and renaming it only changes the name and not the extension.

Get-childitem
Rename-Item c:\temp\*.* *.txt

Answer 1

Get-ChildItem C:\Temp\*.* | Rename-Item -NewName { $_.BaseName + ".txt" } -WhatIf

-WhatIf is for confirming if the rename is correct or not. Remove that to do the real renaming

Answer 2

You can try:

Get-ChildItem c:\temp\*.* | Rename-Item -NewName { $_.Name -replace $_.Extension,'.txt' }