正如commenter所建议的,我还向SetEnvironmentVariable添加了“machine”参数,以便在PowerShell会话结束时变量值将保持不变。注意:运行脚本时需要管理员权限。 # Redirect WSL output to temp file, which keeps the UTF-16 encoding intact $tempFilePath = (New-TemporaryFile).FullName Start-Process -FilePath wsl ...
$Env:<variable-name> ="<new-value>" 例如,若要创建环境变量,请执行以下操作Foo: PowerShell复制 $Env:Foo='An example' 由于环境变量始终是字符串,因此可以像使用包含字符串的任何其他变量一样使用它们。 例如: PowerShell复制 "The 'Foo' environment variable is set to:$Env:Foo"$Env:Foo+='!'$En...
Set-Variable -name b -value 99 1. 2. 声明只读变量:(参考New-Variable) New-Variable pi -Value 3.14 -Force -Option readonly New-Variable zero -Value 0 -Force -Option constant 1. 2. Option Description "None" NOoption (default) "ReadOnly" Variablecontents may only be modifie...
but you can't use wildcard characters to find the names of function help and script help articles. To get help for a script that isn't located in a path that's listed in the `$env:Path` environment variable, type the script's path and file name. If you enter the exact name of ...
通用参数: WhatIf、Confirm、Verbose、Debug、Warn、ErrorAction、ErrorVariable、OutVariable 和 OutBuffer 4.建议的参数名称:PowerShell 核心 cmdlet 使用标准名称 指示计算机的参数的建议名称是 ComputerName,而不是 Server、Host、System、Node 或其他常见的备选单词。 其他重要的建议参数名称是 Force、Exclude、Include...
'Write-Host'$Env:BUILD_BUILDNUMBER = "Build HelloWorld_0000.00.00.0"'exit1}# Make sure path to source code directory is availableif(-not$Env:BUILD_SOURCESDIRECTORY) {Write-Error("BUILD_SOURCESDIRECTORY environment variable is missing.")exit1}elseif(-not(Test-Path$Env:BUILD_SOURCESDIRECTORY)) ...
true -InputObject <System.ServiceProcess.ServiceController[]> Specifies ServiceController objects that represent the services to stop. Enter a variable that contains the objects, or type a command or expression that gets the objects. Required? true Position? 0 Default value None Accept pipeline input...
'Write-Host'$Env:BUILD_BUILDNUMBER = "Build HelloWorld_0000.00.00.0"'exit1}# Make sure path to source code directory is availableif(-not$Env:BUILD_SOURCESDIRECTORY) {Write-Error("BUILD_SOURCESDIRECTORY environment variable is missing.")exit1}elseif(-not(Test-Path$Env:BUILD_SOURCESDIRECTORY)) ...
Set-PSReadLineOption-Colors@{ Command ='Magenta'Number ='DarkGray'Member ='DarkGray'Operator ='DarkGray'Type ='DarkGray'Variable ='DarkGreen'Parameter ='DarkGreen'ContinuationPrompt ='DarkGray'Default ='DarkGray'} 示例5:设置多种类型的颜色值 ...
Remove-Variable-NameMyVariable PowerShell Remove-Item-PathVariable:\MyVariable 还可以使用一个语句将值分配给多个变量。 以下示例将相同的值分配给多个变量: PowerShell $a=$b=$c=0 下一示例将多个值分配给多个变量。 PowerShell $i,$j,$k=10,"red",$true# $i is 10, $j is "red", $k is True...