functionTest-MrPipelineInput{ [CmdletBinding()]param( [Parameter(Mandatory, ValueFromPipeline)] [string[]]$ComputerName)process{Write-Output$ComputerName} } 按属性名称接受管道输入与此相似,不同之处在于使用ValueFromPipelineByPro
}#调用函数,直接写函数名GetPSversion#查看函数定义$Function:GetPSversion#导出函数定义到文本$Function:GetPSversion| Out-FileC:\Code\GetPSversion.ps1#删除函数delFunction:GetPSversion#查看内部定义函数:dirfunction: | ft -AutoSize 创建带参数的函数的三种方法#创建带参数的函数 Function GetPSprocess($proces...
Function Test-Function { Param ( [parameter(Mandatory=$true)]$Name, $Age = "18" ) Write-Host "$Name 今年 $Age 岁." } 1. 2. 3. 4. 5. 6. 7. 8. 说明: 与上篇文章中相比,我们在Name参数的前面加上了一些关键字"[parameter(Mandatory=$true)]",包括后面还会介绍一些针对参数的设定,都是...
正确使用了参数互斥:ParameterSetName就可以很好的解决问题. 目标 输入姓名和年龄后,直接在显示 某某 今年 多少 岁 . 强制要求输入ChineseName或EnglishName. ChineseName或EnglishName互斥.二者只能选其一. 示例: Function Test-Function {Param ( [parameter( Mandatory = $true, ParameterSetName = "ChineseName")]...
functionTest-Remainder{param( [Parameter(Mandatory, Position=0)] [string]$Value, [Parameter(Position=1, ValueFromRemainingArguments)] [string[]]$Remaining)"Found $($Remaining.Count) elements"for($i=0;$i-lt$Remaining.Count;$i++) {"${i}: $($Remaining[$i])"} ...
One way to use PowerShell function parameters in a script is via a parameter name -- this method is callednamed parameters. When calling a script or function via named parameters, use the entire name of the parameter. For example, perhaps the example param block above is stored in a ...
[Parameter(Mandatory=$true)] [string]$Name ) Write-Host $Name } DisplayName ERROR 1 2 3 4 5 cmdlet DisplayName at command pipeline position 1 Supply values for the following parameters: Name: This time, we got the above-mentioned error because we called the DisplayName function but did...
Function Log ([String]$string) { if (!(Test-Path $logDir)) { mkdir $logDir } "$(Now) $userName $string" | out-file -Encoding ASCII -append "$logDir\$serviceName.log" } 示例在测试会话 下面是如何生成上述日志 ︰ XML复制 PS C:\Temp> C:\SRC\PowerShell\SRC\PSService.p...
We know that in a script (or function) we can use $args to capture any argument that is passed and is not bound to any parameter: which presents the following output: Additionally, even if we have a formal parameter definition, any unbound parameters will be found in $args: Note, howeve...
function Get-PCInfo { [CmdletBinding()] param( [Parameter(Mandatory=$True, ValueFromPipeline=$True, ValueFromPipelineByPropertyName=$True)] [string[]]$computername ) PROCESS { Write-Verbose "Beginning PROCESS block" foreach ($computer in $computername) { Write-Verbose "Connecting to $computer"...