查看當前PowerShell的.Net運行版本

PS> $PSVersionTable.CLRVersionMajor Minor Build Revision----- ----- ----- --------4  0  30319 34014PS> [environment]::VersionMajor Minor Build Revision----- ----- ----- --------4  0  30319 34014

 查看所有安裝的.Net 版本

PS> dir 'HKLM:/SOFTWARE/Microsoft/NET Framework Setup/NDP' | sort-object name -Descending |  select-objec -ExpandProperty PSChildNamev4.0v4v3.5v3.0v2.0.50727CDF

查看機器是否安裝.Net 4.5

代碼如下:
(Get-ItemProperty 'HKLM:/SOFTWARE/Microsoft/NET Framework Setup/NDP/v4/Client' -Name Version).Version