You can add parameters to the advanced functions that you write, and use parameter attributes and arguments to limit the parameter values that function users submit with the parameter.When you use the CmdletBinding attribute, PowerShell automatically adds the Common Parameters. You can't...
(Get-Command -Name Test-MrParameter).Parameters.Keys Output 复制 ComputerName 添加CmdletBinding 以将函数转换为高级函数。PowerShell 复制 function Test-MrCmdletBinding { [CmdletBinding()] #<<-- This turns a regular function into an advanced function param ( $ComputerName ) Write-Output $Computer...
Get-WinEvent[-MaxEvents <Int64>] [-ComputerName <String>] [-Credential <PSCredential>] [-FilterXml] <XmlDocument> [-Oldest] [<CommonParameters>] 说明 此cmdlet 仅在 Windows 平台上可用。 Get-WinEventcmdlet 从事件日志(包括经典日志)获取事件,例如系统和应用程序日志。 该 cmdlet 从 Windows Vista ...
Cmdlet parameters can also have aliases. To tell Windows PowerShell that a parameter has an alias, you add an AliasAttribute attribute to the property definition. The basic syntax for declaring the attribute is [Alias("alias")]. In my example, I create an alias called Filename that applies...
In this case, no validation is taking place. The functionMyPingexpects the computer name as the first argument ($args[0]) and the IP address as the second argument ($args[1]). Piping data to functions You don’t have to pass static values to a function via parameters. PowerShell funct...
Like cmdlets, functions can have parameters. The parameters can be named, positional, switch, or dynamic parameters. Function parameters can be read from the command line or from the pipeline. Functions can return values that can be displayed, assigned to variables, or passed to other functions ...
functionMyArgumentCompleter {Param( [Parameter(Mandatory)] [ArgumentCompleter( {param($commandName,$parameterName,$wordToComplete,$commandAst,$fakeBoundParameters)# Perform calculation of tab completed values here.} )]$ParamName) } ArgumentCompleter 脚本块 ...
To find the default parameter value, see help topic for the cmdlet. The parameter description should include the default value. You can also set a custom default value for any parameter of a cmdlet or advanced function. For information about setting custom default values, see about_Parameters_De...
https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_functions_advanced_parameters?view=powershell-6 functionAdd-PoshGitToProfile { [CmdletBinding(SupportsShouldProcess)]param( [Parameter()] [switch]$AllHosts, ...
using$PSBoundParameters, I do not need to do this. I simply pass whatever is supplied as arguments to the function to the command line via$PSBoundParameters. I then sort the results on theModuleparameter and send the results to theMorecommand. It works great, and saves me a lot of ...