A simple function Parameters Advanced functions Show 9 more PowerShell one-liners and scripts that have to be modified often are good candidates to turn into reusable functions. Write functions whenever possible because they're more tool-oriented. You can add the functions to a script module...
The Parameter attribute is used to declare the attributes of function parameters. The Parameter attribute is optional, and you can omit it if none of the parameters of your functions need attributes. But, to be recognized as an advanced function, rather than a simple function, a f...
A function includes the following items: A function keyword A scope (optional) A name that you select Any number of named parameters (optional) One or more PowerShell commands enclosed in braces {} For more information about the dynamicparam keyword and dynamic parameters in functions, see about...
Optional parameters have a default value, which is the value that is used or assumed when the parameter is not specified in the command. For example, the default value of theComputerNameparameter of many cmdlets is the name of the local computer. As a result, the local computer name is us...
Optional parameters have a default value, which is the value that is used or assumed when the parameter is not specified in the command. For example, the default value of the ComputerName parameter of many cmdlets is the name of the local computer. As a result, the local computer name is...
function Main { (…) HelperFunction (…) } function HelperFunction { (…) } . Main 3. 如何调用script 路径有空格时需使用&: & "C:Script DirectoryRun-Commands.ps1" Parameters 当前路径:.Run-Commands.ps1 Parameters 4. 理解Function的Scope ...
$scriptControl = New-Object -ComObject ScriptControl $scriptControl.Language = ‘VBScript’ $scriptControl.AddCode( ‘Function ShowMessage(messageToDisplay) MsgBox messageToDisplay End Function’) $scriptControl.ExecuteStatement(‘ShowMessage “Hello World”’) 如果您在 Windows PowerShell 命令行界面 (CLI) ...
Get-Help may report parameters with ValueFromRemainingArguments attribute as pipeline-able (#23871) Code Cleanup We thank the following contributors! @xtqqczze, @eltociear Minor cleanup on local variable names within a method (#24105) Remove explicit IDE1005 suppressions (#21217) (Thanks @xtqq...
Adding a firewall rule in Windows PowerShell looks a lot like it did in Netsh, but the parameters and values are specified differently. Here is an example of how to allow the Telnet application to listen on the network. This firewall rule is scoped to the local subnet by using a keyword...
A variable, alias, or function name can include any one of the following optional scope modifiers: Global:- Specifies that the name exists in theGlobalscope. Local:- Specifies that the name exists in theLocalscope. The current scope is always theLocalscope. ...