store the output of powershell command in a variable

Question

The following commnad:

$sun=PowerShell [DateTime]::Today.AddDays(-8).ToString('dd-MMM-yyyy')

echo %sun %

the output of the echo is

PowerShell [DateTime]::Today.AddDays(-8).ToString('dd-MMM-yyyy')

how do i get it to output something like

22-Sep-2013

Answer 1

You need to use for /f:

for /f "usebackq" %%x in (`powershell "(Get-Date).AddDays(-8).ToString('dd-MMM-yyyy')"`) do set sun=%%x