functionTest-MrParameterValidation{ [CmdletBinding()]param( [Parameter(Mandatory)] [string[]]$ComputerName)Write-Output$ComputerName} Maybe you want to specify a default value for theComputerNameparameter if one isn't specified. The problem is that default values can't be used with mandatory para...
To return Boolean from function in PowerShell: Use the function to create a function with two integer parameters. Use the -eq operator to compare the two provided numbers and return the Boolean output value. Use the function by calling its name along with two arguments. Use Boolean Values ...
A function can also be as complex as a cmdlet or an application. 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 ca...
Return Values in the Pipeline in PowerShell When you return a value from your script block or function, Windows PowerShell automatically pops the members and pushes them one at a time through the pipeline. The reason behind this use case is due to Windows PowerShell’s one-at-a-time proces...
class M { static [int] DoubleStrLen([string]$value) {return2*$value.Length } static [long] AggregateString([string[]]$values, [Func[string, int]]$selector) { [long]$res=0foreach($sin$values){$res+=$selector.Invoke($s) }return$res} } [M]::AggregateString((gci).Name, [M]:...
FunctionTest-ScriptCmdlet{ [CmdletBinding(SupportsShouldProcess=$True)]Param($Parameter1)begin{}process{}end{} } 备注 这些块适用于所有函数,而不仅仅是使用CmdletBinding属性的函数。 begin 此块用于为函数提供可选的一次性预处理。 PowerShell 运行时会为管道中函数的每个实例使用此块中的代码一次。
Catch error from Invoke-RestMethod catch return value from script in batch file Catching errors and outputting to log file change a cell value in excel using powershell Change Baud Rate or Bits Per Second COM Port X with Powershell Change Cell Color in HTML Table when match a value Change ...
return $false } Finally { $Connection.close() } } return $true } Function ExecuteNonQuery_change_info(){ param( [string]$S_ConnStr=$null, [string]$T_ConnStr=$null ) [string]$S_Sql="SELECT `id`, `name` FROM tab;" [string]$T_Sql="INSERT INTO tab_test(`id`, `name`)VALUES(@...
Treat large Enum values as numbers in ConvertTo-Json (#20999) (#24304) Make features PSCommandNotFoundSuggestion, PSCommandWithArgs, and PSModuleAutoLoadSkipOfflineFiles stable (#24246) (#24310) Handle global tool when prepending $PSHome to PATH (#24228) (#24307) Tests Fix cleanup in ...
Sets or updates one or more property values for a container in SharePoint Embedded. Set-SPOContainerType Sets or updates one or more property values of a trial or standard container type. Set-SPOContainerTypeConfiguration Sets or updates the configuration settings of a container type in Share...