您也可以使用if語句 scriptblock 將值指派給變數。 PowerShell $discount=if($age-ge55) {Get-SeniorDiscount}elseif($age-le13) {Get-ChildDiscount}else{0.00} 每個腳本區塊都會將命令的結果或值寫入為輸出。 我們可以將if語句的結果指派給$discount變數。 該範例可以同樣輕鬆地直接在每個腳本區塊中將這些值分配...
param( # The .NET build configuration [ValidateSet('Debug', 'Release')] [string] $Configuration = 'Debug' ) # Convenient reusable constants $mod = "AlcModule" $netcore = "netcoreapp3.1" $copyExtensions = @('.dll', '.pdb') # Source code locations $src = "$PSScriptRoot/src" $engine...
ToString Method string ToString(), string ToString(string format), string ToString(System.IFormatProvider provider... 13.Get-Random : 从集合中获取随机数或随机选择对象 14.Get-UICulture : 获取操作系统中当前用户界面 (UI) 区域性设置 15.Get-Unique : 从排序列表返回唯一项目 16.Get-Variable :获取当前...
ToString Method string ToString(), string ToString(string format), string ToString(System.IFormatProvider provider... 13.Get-Random : 从集合中获取随机数或随机选择对象 14.Get-UICulture : 获取操作系统中当前用户界面 (UI) 区域性设置 15.Get-Unique : 从排序列表返回唯一项目 16.Get-Variable :获取当前...
To do this, we use the split method of the string object: Copy If($Computers) { if($Computers.Contains(",")) {$Computers = $Computers.Split(",")} Test-ComputerConnection; exit } If the script was run with the -help switch, we call the Get-HelpText function, display the Help,...
正常に動作するには、中かっこで囲んだ完全な scriptblock を指定する必要があります。 比較演算子 if ステートメントの最も一般的な用途は、2 つの項目を互いに比較することです。 PowerShell には、さまざまな比較シナリオのために特別な演算子が用意されています。 比較演算子を使用する場合、...
This is done by using the PowerShell command Read-Host, which will allow us to define the prompt and then accept the input string (what we are prompted to input) into the script. The function will return the output from the Get-WMIObject -Query command to the Export-Csv command so that...
The following example shows the outline of a function that contains abeginblock for one-time preprocessing, aprocessblock data from the pipeline, and anendblock for one-time post-processing. PowerShell FunctionTest-ScriptCmdlet{ [CmdletBinding(SupportsShouldProcess=$true)]param($Parameter1)begin{}pr...
使用Select-String可以过滤出文本文件中的信息。下面的命令行会从文件中过滤出包含 third短语的行。 PS C:\PowerShell> Get-Content .\info.txt | Select-String "third" Third Line 1. 2. 处理逗号分隔的列表 在PowerShell中处理逗号分隔的列表文件中的信息时你须要使用Import-Csv文件。为了测试,先创建一个逗...
You can execute a script using its filename. A script file must have a.ps1file extension to be executable. Files that have spaces in their path must be enclosed in quotes. If you try to execute the quoted path, PowerShell displays the contents of the quoted string instead of running the...