$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 $Env:Foo='An example' 由于环境变量始终是字符串,因此可以像使用包含字符串的任何其他变量一样使用它们。 例如: PowerShell复制 "The 'Foo' environment variable is set to
saving-changes-to-environment-variables/about Environment Variables - PowerShell | Microsoft Docs setx | Microsoft Learn On Windows, there are three methods for makinga persistent changetoan environment variable: setting them in your profile, (仅限从powershell中使用) using theSetEnvironmentVariablemetho...
Set-Variable -name b -value 99 1. 2. 声明只读变量:(参考New-Variable) New-Variable pi -Value 3.14 -Force -Option readonly New-Variable zero -Value 0 -Force -Option constant 1. 2. Option Description "None" NOoption (default) "ReadOnly" Variablecontents may only be modifie...
set the following environment variables"Write-Error"to test this script interactively."Write-Host'$Env:BUILD_SOURCESDIRECTORY - For example, enter something like:'Write-Host'$Env:BUILD_SOURCESDIRECTORY = "C:\code\Fabrikam\HelloWorld"'Write-Host'$Env:BUILD_BUILDNUMBER - For example, enter something...
此代码片段演示如何使用资源块定义,ConfigurationEnvironment以确保TestEnvironmentVariable在进程和计算机目标中设置包含TestValue。 PowerShell Configuration CreatePathVariable {Import-DscResource-ModuleName'PSDscResources'Node localhost { Environment ExampleEnvironment { Name ='TestPathEnvironmentVariable'Value ='TestValu...
Learn how to set environment variables using PowerShell with this comprehensive guide, including examples and best practices.
For example, to append "finance" to the value of the TEAMS environment variable: $env:TEAMS = $env:TEAMS + "finance" You can also change environment variables with Set-Item, Remove-Item, and Copy-Item. Set-Item -path env:TEAMS -value ($env:TEAMS + 'finance') Note the use of pare...
set the following environment variables"Write-Error"to test this script interactively."Write-Host'$Env:BUILD_SOURCESDIRECTORY - For example, enter something like:'Write-Host'$Env:BUILD_SOURCESDIRECTORY = "C:\code\Fabrikam\HelloWorld"'Write-Host'$Env:BUILD_BUILDNUMBER - For example, enter something...
在此範例中,腳本會建立五個ScopeExample.ps1函式。 第一個函式會呼叫下一個函式,這會建立子範圍。 其中一個函式具有私用變數,只能在建立它的範圍中看到。 PowerShell PS>Get-ContentScopeExample.ps1# Start of ScopeExample.ps1functionfuncA {"Setting `$funcAVar1 to 'Value set in funcA'"$funcAVar1...
only works for process-level environment variables. To create more permanent environment variables (i.e., user-level or machine-level) you need to use the .NET Framework and theSetEnvironmentVariablemethod. For example, this command creates a user-level environment variable namedTestVariable: ...