获取本机的CIM管理类 $ErrorActionPreference="Stop"functionGet-WmiNamespace{Param($Namespace='ROOT')Try{Get-WmiObject-Namespace$Namespace-Class__NAMESPACE|ForEach-Object{($ns='{0}\{1}'-f$_.__NAMESPACE,$_.Name)Get-WmiNamespace-Namespace$ns}}Catch{Write-Host('Error@Namespace: {0} - {...
ForEach 循环适用于集合。 使用以下语法:foreach ( <variable> in <collection> )PowerShell 复制 foreach ( $node in $data ) { "Item: [$node]" } ForEach 方法我很容易忘记这一点,但它很适合简单的操作。 PowerShell 允许你对集合调用 .ForEach()。PowerShell 复制 ...
[int] $h.Upper = -split "10 100" $h1 = @{ FirstName = "James"; LastName = "Anderson"; IDNum = 123 } $h1.Dept = "Finance" # adds element Finance $h1["City"] = "New York" # adds element City [int]$Variable:v = 123.456 # v takes on the value 123 ${E:output.txt} ...
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that any functions, aliases, and variables that the script creates are added to the current scope, overriding existing ones. Parameters declared by the script become variables. Parameters for which no value has been given become variables with no value. However, the automatic variable$argsis ...
For example, theUtilityFunctions.ps1script creates theNew-Profilefunction and the$ProfileNamevariable. PowerShell #In UtilityFunctions.ps1functionNew-Profile{Write-Host"Running New-Profile function"$profileName=Split-Path$PROFILE-Leafif(Test-Path$PROFILE) {Write-Error"Profile$profileNamealready exists on...
Windows PowerShell reserves a few parameter names, referred to as Common parameters, which you can't use: WhatIf, Confirm, Verbose, Debug, ErrorAction, ErrorVariable, OutVariable, and OutBuffer. In addition, the following aliases for these parameter names are reserved: vb, db, ea, ev, ov...
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Microsoft.PowerShell_profile.ps1: Cannot dot-source this command because it was defined in a different language mode. To invoke this command without importing its contents, omit the '.' operator. I... Thanks All for your help! I had an internal discussion wi...
The key to being efficient withSelect-Stringis to know how to get to the matched patterns in the output. In its internals, it uses the sameregexclass as the-matchand-splitoperator, but instead of populating a global variable with the resulting groups, as-matchdoes, it writes an object to...