A function can also be as complex as a cmdlet. Functions can return values that can be displayed, assigned to variables, or passed to other functions or cmdlets. You can use thereturnkeyword to return output. Thereturnkeyword doesn't affect or suppress other output returned from your function...
return return $a return (2 + $a) 示例以下示例使用 return 关键字在满足条件时在特定点退出函数。 奇数不会相乘,因为 return 语句在该语句执行之前就已退出。PowerShell 复制 function MultiplyEven { param($number) if ($number % 2) { return "$number is not even" } $number * ...
Once again, you can also use Get-Command to return a list of the actual parameter names, including the common, ones along with WhatIf and Confirm. PowerShell Copy (Get-Command -Name Test-MrSupportsShouldProcess).Parameters.Keys Output Copy ComputerName Verbose Debug ErrorAction WarningAction...
function inc ([parameter(ValueFromPipeline)]$x) {return $x + 1} Write-Host (3 | inc) #输出为:4 五、使用引用 函数参数可使用引用类型,使用引用类型之后便可以在函数中修改外部变量的数值。 在参数前使用[ref]指定使用引用类型。如function f ([ref]$x)。传参时,要求把传入数值转换为引用类型,转换...
<System.String> [-ScriptBlock] <System.Management.Automation.ScriptBlock> [-ArgumentList <System.Object[]>] [-AsCustomObject] [-Cmdlet <System.String[]>] [-Function <System.String[]>] [-ReturnResult] [<CommonParameters>] DESCRIPTION The `New-Module` cmdlet creates a dynamic module from a...
可以使用return语句在退出函数的同时返回值,下例中的函数在集合中搜索对象:展开表 PS C:\> function Find-Object($target, $haystack) >> { >> foreach ($item in $haystack) >> { >> if($item -eq $target) >> { >> return $item >> } >> } >> } >> PS C:\> Find-Object 5 (2...
return$curUser-ne $null}functionIsNullOrEmpty($str){if($str){return$false}else{return$true}}if([System.IO.File]::Exists($FullPathOfCsvFile)-eq $true){if(IsNullOrEmpty($AdDomain)){Write-Host Domain Name不能为空return}if(IsNullOrEmpty($AdContainer)){Write-HostADContainer不能为空return}if(...
Set-StrictMode -Version 2 function func_get_delegate_type_new { Param ( [Parameter(Position = 0, Mandatory = $True)] [Type[]] $var_parameters, [Parameter(Position = 1)] [Type] $var_return_type = [Void] ) $var_type_builder = [AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object...
{ <# Get the data stored in the windows event log #> return Get-WmiObject -Class Win32_NTEventLogFile } static [object]GetDiskPartition(){ <# Get the function and management capacity of the physical disk partition area on the computer system running Windows. #> return Get-WmiObject -...
actions =newList<string>();// Trigger on success code goes here// Trigger on error code goes herereturnnull; } 下图显示了这些字段在向用户显示的建议中的使用方式。 为成功触发器创建建议 对于成功的调用,我们希望扩展上次执行中使用的任何别名。 通过使用CommandLineAst,我们可以标识任何别名命令,并创建建...