虽然Windows PowerShell 中的很多帮助内容与命令有关,但也有很多帮助文件描述了 PowerShell 概念。 这些文件包括有关 PowerShell 脚本语言、运算符和其他详细信息的信息。 此信息并不具体涉及单个命令,而是涉及全局 shell 技术和功能。 可以通过运行 Get-Help about*,然后通过运行 Get-Help ...
... -Detailed <System.Management.Automation.SwitchParameter> Adds parameter descriptions and examples to the basic help display. This parameter is effective only when the help files are installed on the computer. It has no effect on displays of conceptual ( About_ ) help. Required? true Position...
else{$choice=Read-Host"File already exists. Would you like to overwrite (O/o) or append (A/a)?"if($choice.ToLower()-eq"o"){Out-File-FilePath$filePath-InputObject$content-Force}elseif($choice.ToLower()-eq"a"){Add-Content-Path$filePath-Value$content}else{Write-Warning"Invalid choice...
->Where-ObjectAliasac -> Add-ContentAliasAdd-AppProvisionedPackage3.0DismAliasAdd-ProvisionedAppPackage3.0Dism Get-Alias 别名显示出别名的详细信息 Get-Aliascat|flDisplayName :cat->Get-ContentCommandType : Alias Definition :Get-ContentReferencedCommand :Get-ContentResolvedCommand :Get-Content Powershell P...
Get-Date [[-Date] <DateTime>] [-Year <Int32>] [-Month <Int32>] [-Day <Int32>] [-Hour <Int32>] [-Minute <Int32>] [-Second <Int32>] [-Millisecond <Int32>] [-DisplayHint <DisplayHintType>] [-Format <String>] [-AsUTC] [<CommonParameters>]Power...
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CACLS $file.FullName /E /P "${Principal}:${Right}" >$NULL #display new permissions Write-Host -foregroundcolor Green "New Permissions" CACLS $file.FullName } } 已经了解了权限问题? 听说曾有人争论过 Windows PowerShell 在处理权限问题方面存在缺陷,因为它没有提供能够对权限进行简单、通用管理的原...
The commands in the function are stored as a script block in the definition property of the function. For example, to display the commands in the Help function that comes with PowerShell, type: PowerShell (Get-ChildItemFunction:help).Definition ...
注意add-content可能会改变原有string的格式. 以下为官网解释: When you pipe an object to Add-Content, the object is converted to a string before it is added to the item.The object type determines the string format, but the format might be different than the default display of the object. To...
第一个命令使用 Get-Command cmdlet 返回包含单词 File的名称的每个命令。 它通过管道将输出传递给 cmdlet,该 cmdlet Format-Wide 显示列中命令的名称。接下来,该示例用于Update-TypeData定义CommandInfo 类型的 DefaultDisplayProperty 和新脚本属性。 返回Get-Command从该类型派生的 CommandInfo 对象和对象的输出。 新...