store the output of powershell command in a variable

问题

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

回答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

来源：https://stackoverflow.com/questions/19089736/store-the-output-of-powershell-command-in-a-variable