Select-Object[[-Property] <Object[]>] [-InputObject <psobject>] [-ExcludeProperty <string[]>] [-ExpandProperty <string>] [-Unique] [-Last <int>] [-First <int>] [-Skip <int>] [-Wait] [<CommonParameters>] PowerShell Select-Object[[-Property] <Object[]>] [-InputObject <...
[-ArgumentList] <System.Object[]>] [-All] [-FullyQualifiedModule <Microsoft.PowerShell.Commands.ModuleSpecification[]>] [-ListImported] [-Module <System.String[]>] [-Noun <System.String[]>] [-ParameterName <System.String[]>] [-ParameterType <System.Management.Automation.PSTypeName[]>] [-...
通过Select-Object -First停止管道 当管道被Ctrl+C停止时或StopProcessing() 注意 添加clean块属于一项中断性变更。 由于clean是作为关键字分析的,因此它可以阻止用户直接调用名为clean的命令作为脚本块中的第一个语句。 但是,这不太可能是个问题。 仍可使用调用运算符 (& clean) 调用命令。
Get-Service|Where-Object-FilterScript{$_.Status-eq'Stopped'-and$_.StartType-eq'Automatic'}|Select-ObjectName,Status,StartType While this example is a bit longer than the first, there are only a few things I need to point out to help you understand what’s going on. First off, pretend t...
$PROFILE|Select-Object* 可以在许多命令中使用$PROFILE变量。 例如,以下命令在记事本中打开“当前用户,当前主机”配置文件: PowerShell notepad$PROFILE 以下命令确定是否在本地计算机上创建了“所有用户,所有主机”配置文件: PowerShell Test-Path-Path$PROFILE.AllUsersAllHosts ...
PS C:\> Get-WmiObject -class Win32_LogicalDisk -Filter "DriveType=3" | >> Where-Object -FilterScript{ $_.FreeSpace / $_.Size -lt .1 } | >> Select-Object -Property DeviceID,FreeSpace,Size >> 它喜歡的快捷方式,您可以這樣: PS C:\>gwmi Win32_LogicalDisk -Fi "DriveType=3" | >> ...
Get-Process | ForEach-Object {$_.ProcessName} 1. $_往往不能够单独使用,配合forEach或where是常用的 对于管道符,表达式这可以作为管道符的第一个元素(即管道符左侧)管道右侧,需要以某个命令开头,该命令的参数放可以是表达式(所以,像如下命令不可以正常运行正是首先于管道符的使用规则. ...
如果你查看了$weather类型(运行echo $weather.GetType().FullName),你将会发现它是一个PSCustomObject。这是一个用来反射 JSON 结构的动态对象。 然后PowerShell 可以通过 tab 补齐来帮助你完成命令输入。只需要输入$weather.(确报包含了.)然后按下Tab键。你将看到所有根级别的 JSON 键。输入其中的一个,然后跟上...
Depending on what you're doing, yes, you can. In the lab we included an exercise where we had people retrieve user accounts and then display just the values of the DisplayName and Enabled attributes. To do that, we had them pipe the data to the Select-Object cmdlet, like ...
PowerShell is an object-oriented automation engine and scripting language with an interactive command-line shell that Microsoft developed to help IT professionals configure systems and automate administrative tasks. Built on the .NET framework, PowerShell works with objects, whereas most command-line she...