$Processes=Get-Process$Today= (Get-Date).DateTime 若要顯示變數的值,請在貨幣符號前面輸入變數名稱, ($) 。 例如: PowerShell $MyVariable Output 1 2 3 PowerShell $Today Output Tuesday, September 3, 2019 09:46:46 若要變更變數的值,請將新值指派給變數。
Get-ADComputer -Identity PC01 -Properties 'Created','PasswordLastSet','' It will throw an error because ONE of the properties is a null/empty string. You had a null/empty string in $ADVARIABLES which caused your error. Per your script I made a modification: Get-Variable -Name OBJ*...
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Get-Help*-Parameterscope 若要查找在特定作用域内可见的变量,请使用Get-Variable的Scope参数。 可见变量包括全局变量、父作用域中的变量和当前作用域中的变量。 例如,以下命令可以获取在本地作用域内可见的变量: PowerShell Get-Variable-Scopelocal 若要在特定作用域中创建变量,请使用作用域修饰符或S...
The 'Foo' environment variable is set to: An example An example! 在PowerShell 中,环境变量不能设置为空字符串。 将环境变量设置为$null或空字符串会将其从当前会话中删除。 例如: PowerShell复制 $Env:Foo=''$Env:Foo|Get-Member-MemberTypeProperties ...
Test-WriteError: Line | 7 | Test-WriteError | ~~~ | Bad The $? variable is: False Now the $? variable is: True 出于后者的目的,应改用$PSCmdlet.WriteError()。 对于本机命令(可执行文件),当$LASTEXITCODE为 0 时,$?设置为True,当$LASTEXITCODE为任何其他值时设置为False。 备注 在Power...
PS C:\> $int = 5 PS C:\> $int | get-member TypeName: System.Int32 This truncated output shows that Windows PowerShell is treating $int as an Int32, which has its own set of methods and properties. And, in fact, its set of methods and properties are far fewer than those of the...
most of the options it gives you are appended with a .<thing>, like fullname is here. You can stick the same command; | get-member -membertype properties at the end of any command to get more information on the things you can do with them and how to access those: get-childitem ...
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/// name of store [Alias("Filename")] [Parameter] public string Name { get { return _name; } set { _name = value; } } 公用参数 Windows PowerShell 保留了几个您无法使用的参数名称,即所谓的“公用参数”:WhatIf、Confirm、Verbose、Debug、ErrorAction、ErrorVariable、OutVariable 和 OutBuffer。