$Results=$Employees|ForEach-Object-Process{$Employee=$_$Account=$Accounts|Where-Object-FilterScript{$_.Name-eq$Employee.Name } [pscustomobject]@{ Id =$Employee.Id Name =$Employee.Name Email =$Account.Email } } 但是,该实现必须针对$Accounts集合中的每个项筛选一次$Employee集合中的所有 5000...
Get-Command -Name *service* -CommandType Cmdlet, Function, Alias, Script 另一個選項可能是使用 動詞 或名詞 參數,或兩者都是因為只有 PowerShell 命令有動詞和名詞。 下列範例會使用 Get-Command,來尋找在您的電腦上與處理程序相關的命令。使用 名詞 參數,並將 Process 指定為其值。 PowerShell 複製 Get...
In contrast, running powershell.exe -File .\test.ps1 -TestParam $Env:windir in cmd.exe results in the script receiving the literal string $Env:windir because it has no special meaning to the current cmd.exe shell. The $Env:windir style of environment variable reference can be used inside...
The Windows PowerShell profile is simply a script file that runs when Windows PowerShell starts up. You can put cmdlets, scripts, functions – any valid Windows PowerShell commands – into this script file. Each time you start Windows PowerShell, this script file will run. That means you ca...
Variables may be declared in a number of different scopes The scopes are as follows: 全局作用域(Global Scope) 局部作用域(Local Scope) 脚本作用域(Script Scope) 私有作用域(Private Scope) A numeric scope relative to the current scope By default, variables are placed in local scope ...
The following command displays all the functions in the current session of PowerShell: PowerShell Get-ChildItemFunction: The commands in the function are stored as a script block in the definition property of the function. For example, to display the commands in the Help function that comes with...
located in the current directory. Instead, you would need to specify either an absolute or a relative path—such as ./myscript—to the script. This behavior helps to prevent a form of attack called command hijacking, where a script executes instead of an internal command that has the same ...
Steps to reproduce 1. Add the current directory ('.') to your the PATH variable PS> $env:PATH = $env:PATH + ';.' View the search directories PS> $env:Path -split ';' 2. Create a script in a test directory Example script: PS> Write-Output...
Use theF10key to execute the current line and move to the next. This helps you identify where the problem is. Use theSet-PSBreakpointcmdlet to pause execution at specific lines, functions or variables. This allows you to investigate the state of the script when a certain condition is met....
Invoke-Commandcmdlet 在本地计算机上执行,并将ScriptBlock发送到远程计算机。ComputerName参数指定远程计算机Server01。ScriptBlock参数在远程计算机上运行Get-ExecutionPolicy。Get-ExecutionPolicy对象沿管道向下发送到Set-ExecutionPolicy。Set-ExecutionPolicy将执行策略应用于本地计算机的默认范围。LocalMachine ...