Set-LocationVariable: 若要列出磁碟驅動器中的Variable:專案和變數,請使用Get-Item或Get-ChildItemCmdlet。 PowerShell Get-ChildItemVariable: 若要取得特定變數的值,請使用檔案系統表示法來指定磁碟驅動器的名稱和變數的名稱。 例如,若要取得$PSCulture自動變數,請使用下列命令。
Set-Variable[-Name] <String[]> [[-Value] <Object>] [-Include <String[]>] [-Exclude <String[]>] [-Description <String>] [-Option <ScopedItemOptions>] [-Force] [-Visibility <SessionStateEntryVisibility>] [-PassThru] [-Scope <String>] [-WhatIf] [-Confirm] [<CommonParameter...
Windows PowerShell 中的變數名稱一律以貨幣符號 ($) 開頭,而且可以包含字母、數字、符號,甚至空格的混合 (不過若是使用空格,您必須以括號括住變數,例如 ${My Variable} = "Hello")。此範例建立一個名為 $var 的新變數,並為其指派初始值 "Hello"。因為在此範例中的值是一串字元,所以 Windows PowerShell 會...
Set-ExecutionPolicy-ExecutionPolicyRemoteSigned 以管理员权限打开"Developer PowerShell for VS 2022", 执行: Set-ExecutionPolicy-ExecutionPolicyRemoteSigned 2. 获取程序执行结束时的返回值 在Linux 下用echo $?, 得到具体的数字。 在 powershell 下,echo $?输出 True/False 不直观,有两种方法得到具体数值: 1).ech...
false -InputObject <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? True (ByValue) ...
DEBUG: Hello, World Write-Debug : The running command stopped because the preference variable "DebugPreference" or common parameter is set to Stop: Hello, World At line:1 char:1 + Write-Debug -Message "Hello, World" This example uses the Debug parameter with a value of $false to ...
For more information, see the documentation for the ftype command. For PowerShell to see a file extension as executable in the current session, you must add the extension to the $env:PATHEXT environment variable. See also - about_Aliases - about_Functions - about_Path_Syntax - Alias-...
Set-AclHKCU:\Software\Testkey$acl 更改会立刻生效,当你尝试通过注册表编辑器或者在PowerShell中创建子键时,会得到错误信息: md HKCU:\Software\Testkey\subkey md : 不允许所请求的注册表访问权。 At line:1 char:34 + param([string[]]$paths); New-Item <<< -type directory -path $paths 小...
The $profile variable contains the path of your PowerShell profile. 在双引号 here-string 中,变量替换为其值。 例如: PowerShell @" Even if you have not created a profile, the path of the profile file is:$profile. "@ 此命令的输出为: ...
How can I create aReadOnlyvariable in Windows PowerShell? Use theSet-Variablecmdlet to create aReadOnlyvariable, and specifyReadOnlyfor theOptionparameter, and you can specify a description for the variable: Set-Variable -Name myvariable -Value “value” -Description “mred variable” -O...