functionTest-MrErrorHandling{ [CmdletBinding()]param( [Parameter(Mandatory, ValueFromPipeline, ValueFromPipelineByPropertyName)] [string[]]$ComputerName)process{foreach($Computerin$ComputerName) {Test-WSMan-ComputerName$Computer} } } 有几种不同的方法可以处理 PowerShell 中的错误。Try/Catch是更现代...
System.String类实现IEnumerable,但 PowerShell 不枚举字符串对象。 在以下示例中,通过管道将数组和哈希表传递给Measure-Objectcmdlet,以计算从管道接收的对象数。 数组具有多个成员,哈希表具有多个键值对。 一次只枚举一个数组。 PowerShell @(1,2,3) |Measure-Object ...
Or I could use string formatting to clean up that code a bit. Instead of using $() inside my code, I simply need to add placeholder values in the form of {0}, {1}, etc. to indicate the order in which to define those values. Here's how the above example would look using string...
Windows PowerShell 3.0 包含現有 Cmdlet (包括簡化語法) 的新功能,以及下列 Cmdlet 的新參數:Computer Cmdlet、CSV Cmdlet、Get-ChildItem、Get-Command、Get-Content、Get-History、Measure-Object、Security Cmdlet、Select-Object、Select-String、Split-Path、Start-Process、Tee-Object、Test-Connection、Add-Member ...
Get-PSDrive [[-Name] <String[]>] [-Scope <String>] [-PSProvider <String[]>] [-V erbose] [-Debug] [-ErrorAction <ActionPreference>] [-ErrorVariable <String>] [- OutVariable <String>] [-OutBuffer <Int32>] 使用PSProvider 参数,可以仅显示受特定提供程序支持的 PowerShell 驱动器。 例如...
Change type of LineNumber to ulong in Select-String (#24075) (Thanks @Snowman-25!) Fix Invoke-RestMethod to allow -PassThru and -Outfile work together (#24086) (Thanks @jshigetomi!) Fix Hyper-V Remoting when the module is imported via implicit remoting (#24032) (Thanks @jborean93!
可以在-F的左边放置多个字符串通配符,类似.NET中的String.Format方法。-F右边相应的值或表达式也须要使用逗号分隔。 “{0} {3} at {2}MB fit into one CD at {1}MB” -f (720mb/1.44mb), 720, 1.44, “diskettes” 500 diskettes at 1.44MB fit into one CD at 720MB ...
NAME New-Module SYNOPSIS Creates a new dynamic module that exists only in memory. SYNTAX New-Module [-Name] <String> [-ScriptBlock] <ScriptBlock> [-ArgumentList <Object[]>] [-AsCustomObject] [-Cmdlet <String[]>] [-Function <String[]>] [-ReturnResult] [<CommonParameters>] DESCRIPTION ...
The Select-String cmdlet uses regular expression matching to search for text patterns in input strings and files. You can use Select-String similar to grep in UNIX or findstr.exe in Windows. Select-String is based on lines of text. By default, Select-Str
PowerShell快捷键 代码语言:javascript 复制 alt+f7 清除命令的历史纪录 esc 清空当前命令行 PowerShell执行外部命令 &"notepad" PowerShell命令集 以动名词来命名命令 cmd 命令在powershell中可以直接使用 get-command # 获取所有命令列表 帮助命令走天下