$process=Start-Process-FilePath"你的可执行文件路径"-ArgumentList"参数列表(如果有)"-NoNewWindow-PassThru-Wait # 获取 main() 函数的返回值 $exitCode=$process.ExitCode # 输出返回值 Write-Output"程序退出代码:$exitCode" 样例输出: PSD:\>$process=Start-Process-FilePath"./a.exe" PSD:\>$exitCo...
To run the function, typeSearch-Help. The function'sSelect-Stringcommand displays the output in the PowerShell console. Example 5: Search for a string in a Windows event log This example searches for a string in a Windows event log. The variable$_represents the current object in the pipelin...
PowerShell 复制 param( [ValidateDrive("C", "D", "Variable", "Function")] [string]$Path ) ValidateUserDrive 验证属性ValidateUserDrive 属性指定参数值必须在 User 驱动器中表示。 如果路径引用其他驱动器,PowerShell 将生成错误。 验证属性仅测试路径的驱动器前缀是否存在。
The use of objects in Windows PowerShell is pervasive, all the way down to its variables. And you don't have to declare variables up front; you can just start using them by placing a dollar sign ($) before a variable name. While it's not required, you can also tell Windows Power...
Basically, this says, “store into variable $a, the value in variable $actual, formatted to two decimal places.”Now I compare the actual result to the expected result and display the test result:Copy if ($a -eq $expected) { write-host “ Pass “ -backgroundcolor green -for...
Instead, set the script scope variable equal to the output of the function. If the data in the function is in a variable, you can use Return() to pass it back to the script. The following is an example of using Return() at the end of a function to pass a variable...
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Ad esempio, se ci si trova e si cmd.exe vuole passare un valore di variabile di ambiente, usare la cmd.exe sintassi: pwsh -File .\test.ps1 -TestParam %windir% Al contrario, l'esecuzione pwsh -File .\test.ps1 -TestParam $env:windir in cmd.exe genera lo script che riceve la ...
(1). 所有的cmdlet中包含了一些公共参数(common parameters), 例如: -Verbose, -Debug, -ErrorAction, -ErrorVariable, and -OutVariable. 这些参数大多用于一些脚本调试等. (2). 所有的cmdlet中的参数(parameters)具有相似的参数, 相同的类型, 甚至具有相同的性质. 对于接受输入的某些cmdlet来说, 输入的参数就...
通过此例来分析script 和function的关系。 Script由普通的Function以及其他的逻辑语句(顺序、选择、循环)组成。 对pipeline input进行处理的script语句。其结构为 param(…) begin { … } process { … } end { … } PowerShell executes the begin statement when it loads your script, the process statement ...