Get-Process|Get-MemberGet-Service|Where-Object{$_.StartType-eq'Automatic'} 管道链运算符&&和|| 根据左侧管道的成功有条件地执行右侧管道。 PowerShell # If Get-Process successfully finds a process called notepad,# Stop-Process -Name notepad is calledGet-Processnotepad &&Stop-Process-Namenotepad ...
比對-like運算子 (、-notlike、-match和-notmatch) 尋找符合或不符合指定模式的專案。 和的-like模式是包含 、?和[ ]) 的通配符表示式 (*,而 接受-notmatch-match正則表示式 (Regex-notlike) 。 語法是: 複製 <string[]> -like <wildcard-expression> <string[]> -notlike <wildcard-expression>...
“数据”部分是 PowerShell 2.0 的一项功能。 没有修订,包含数据部分的脚本将无法在 PowerShell 1.0 中运行。 语法 Data 节的语法如下所示: DATA [<variable-name>] [-supportedCommand <cmdlet-name>] { <Permitted content> } 需要数据关键字 (keyword) 。 此名称不区分大小写。 允许的内容仅限于以下元素...
functionGet-SmallFiles{Param($Size)Get-ChildItem$HOME|Where-Object{$_.Length-lt$Size-and!$_.PSIsContainer } } 在 函数中,可以使用$Size变量,它是为 参数定义的名称。 若要使用此函数,请键入以下命令: PowerShell Get-SmallFiles-Size50 还可以为不带参数名称的命名参数输入值。 例如,以下命令提供与命名Si...
Sends ("pipes") the output of the command that precedes it to the command that follows it. When the output includes more than one object (a "collection"), the pipeline operator sends the objects one at a time. PowerShell Get-Process|Get-MemberGet-Service|Where-Object{$_.StartType-eq'Aut...
(WDAC), by automatically running inConstrainedLanguage mode. ConstrainedLanguage mode restricts some exploitable aspects of PowerShell while still giving you a rich shell to run commands and scripts in. This is different from usual application white listing rules, where an application is either ...
Enter a hash table where the keys are job properties and the values are job property values. This parameter works only on custom job types, such as workflow jobs and scheduled jobs. It does not work on standard background jobs, such as those created by using the Start-Job cmdlet. For ...
Get-CimInstance-Query"SELECT * from Win32_Process WHERE name LIKE 'P%'" Example 4: Get instances of a class filtered by using a class name and a filter expression This example retrieves all the CIM instances that start with the letterPof a class namedWin32_Processusing the Filter parameter...
$created = Get-WinEvent -FilterHashtable @{ ProviderName=“Microsoft-Windows-PowerShell”; Id = 4104 } | Where-Object { <Criteria> }$sortedScripts = $created | sort { $_.Properties[0].Value } $mergedScript = -join ($sortedScripts | % { $_.Properties[2].Value })...
Get-Command Get-Date -All CommandType Name Version Source --- --- --- --- Function Get-Date Cmdlet Get-Date 3.1.0.0 Microsoft.PowerShell.Utility Get-Command where -all CommandType Name Version Source --- --- --- --- Alias where -> Where-Object Application where.exe 10.0.22621.1 C...