[System.Environment]::SetEnvironmentVariable("VAR_NAME","value",[System.EnvironmentVariableTarget]::User) 上述命令将VAR_NAME设置为用户级别的环境变量。如果我们想设置系统级别的环境变量(对所有用户都有效),我们需要使用System.EnvironmentVariableTarget]::Machine,并以管理员身份运行 PowerShell。 需要注意的是,...
You can create and update the value of environment variables with the following syntax: PowerShell $Env:<variable-name> ="<new-value>" For example, to create theFooenvironment variable: PowerShell $Env:Foo='An example' Because environment variables are always strings, you can use them like ...
PowerShell can also address environment variables using the syntax $env:variable-name this had the advantage of returning a sytem.string rather than the DictionaryEntry object returned by Get-Item or gci. $env:computername $Computer = $env:computername $AppDataFolder = "$env:appdata" "The app...
powershell windows-10 environment-variables 我正在尝试使用Powershell根据命令“wsl--list”的输出保存一些环境变量,当我调试此代码时,它似乎如预期的那样流动,但是当我检查环境变量时,我无法找到预期的键和值。 当我对任何其他硬编码的值使用相同的SetEnvironmentVariable方法时,它似乎可以工作。$distroName上的Write-...
PowerShell $Cred=Get-CredentialInvoke-Command$s{Remove-Item.\Test*.ps1-Credential$using:Cred} 範圍using修飾詞是在 PowerShell 3.0 中引進的。 另請參閱 about_Variables about_Environment_Variables about_Functions about_Script_Blocks Start-ThreadJob...
Path` environment variable, type the script's path and file name. If you enter the exact name of a help article, `Get-Help` displays the article contents. If you enter a word or word pattern that appears in several help article titles, `Get-Help` displays a list of the matching ...
Most people know how easy it is to use Windows PowerShell to retrieve information about environment variables. Want to see all your environment variables and their values? This command should do the trick: Get-ChildItem Env: In turn, you should get back information similar to this extract: ...
For PowerShell to see a file extension as executable in the current session, you must add the extension to the $env:PATHEXT environment variable. See also - about_Aliases - about_Functions - about_Path_Syntax - Alias-Provider - Function-Provider - Get-Command - Import-Module - Import-...
PowerShell 文档 连接、编码和成长 Microsoft Build · 2025/5/20 – 2025/5/23 立即注册 消除警报 Learn 登录 PowerShell 概述 DSC PowerShellGet 实用工具模块 模块浏览器 API 浏览器 资源 下载PowerShell 此主题的部分內容可能由机器或 AI 翻译。
Windows PowerShell Tip: Creating and Modifying Environment Variables Windows PowerShell Tip: Determining the Size of a Folder Windows PowerShell Tip: Displaying a Message in the Notification Area Windows PowerShell Tip: Filtering Collections With Regular Expressions Windows PowerShell Tip: Finding All th...