$PSScriptRoot是一个自动变量，它只保存当前脚本目录的字符串对象。
在PowerShell 3.0中,有一个变量可以很方便的获取脚本所在的目录。我们在e:\ps\script1.ps1和script2.ps1,内容分别如下: script1.ps1内容: Write-Host "This is script1.ps1" Write-Host "Let me call script2.ps1:" . "$PSScriptRoot\script2.ps1" script2.ps1内容: Write-Host "This is script2.ps1...
\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall* | Select-Object DisplayName | Set-Content d:\InstalledSoftwareList.txt这条命令，手工在powershell可生成新文件d:\InstalledSoftwareList.txt。 但是保存成aa.ps1，运行后，不能生成新文件d:\InstalledSoftwareList.txt。 请教，这是什么原因？我...
Steps to reproduce Run this script (via PowerShell -File ...) param( [Parameter(Mandatory = $false)] [string] $Foo = 'hi\{0}\hi' -f $PSScriptRoot ) Write-Host $Foo Function Bar { param( [Parameter(Mandatory = $false)] [string] $Bar = $P...
如需詳細資訊,請參閱 about_PSSessions。您可以在遠端電腦上執行命令,而不需使用 或的 ComputerName 參數Enter-PSSession建立PSSession。Invoke-Command 當您使用 ComputerName 參數時,PowerShell 會建立用於命令的暫存連線,然後關閉。從PowerShell 6.0 開始,您可以使用安全殼層 (SSH) 來建立連線,並在遠端電腦上...
PSDefaultValue 属性PSDefaultValue 指定脚本中命令参数的默认值。 此信息由 Get-Help cmdlet 显示。 若要查看默认值信息,该函数必须包含基于注释的帮助。 例如:PowerShell 复制 <# .SYNOPSIS This is a test script that has a parameter with a default value. #> function TestDefaultValue { param( [...
# This function is meant to simplify a check against a DSC pull server. If you do not use the # default service URL, you will need to adjust accordingly. function Verify-DSCPullServer ($fqdn) { ([xml](Invoke-WebRequest "https://$($fqdn):8080/psdscpullserver.svc" | % Content))....
Wait, what’s PSScriptAnalyzer? PSScriptAnalzyer is a module providing static analysis, orlinting, and some dynamic analysis (based on the state of your environment) for PowerShell. It’s able to find problems and fix bad habits in PowerShell scripts as you create them, similar to the wa...
This function is designed to be used within your scripts and functions. You either have to hard code a file name or find some other way to define it in your function or control script. You could pass a value as a parameter or set it as a PSDefaultParameterValue. This command has ...
$PsHome 涉及WindowsPowerShell旳安装目录旳完整途径(一般为 %windir%\System32\WindowsPowerShell\v1.0)。能够在WindowsPowerShell文件 旳途径中使用此变量。例如,下面旳命令在概念性帮助主题中搜索”variable”一词: select-string-patternvariable-path$pshome\*.txt $PSScriptRoot 涉及要从中执行脚本模块旳目录。