It represents data and system states using structured objects derived from .NET classes defined in the .NET Framework. By leveraging the .NET Framework, PowerShell offers access to various system capabilities, including file system, registry, and Windows Management Instrumentation (WMI) classes. Power...
about_Classes_Methods [アーティクル] 2023/11/14 2 人の共同作成者 フィードバック この記事の内容 簡単な説明 詳細な説明 構文 例 さらに 10 個を表示 簡単な説明 PowerShell クラスのメソッドを定義する方法について説明します。 詳細な説明 メソッドは、クラスが実行できるアク...
they pass information to each other as objects. When the first command runs, it sends one or more objects down the pipeline to the second command. The second command receives the objects from the first command, processes the objects, and then passes new or revised objects to the next command...
Cmdlets generally output objects rather than text and should not format their output. A cmdlet processes its input objects from an object pipeline rather than from a stream of text. A cmdlet should not parse its own arguments and it should not specify a presentation for errors. Finally, ...
$a=12# System.Int32$a="Word"# System.String$a=12,"Word"# array of System.Int32, System.String$a=Get-ChildItemC:\Windows# FileInfo and DirectoryInfo types 可以使用类型属性和强制转换表示法来确保变量只能包含可转换为该类型的特定对象类型或对象。 如果尝试分配另一种类型的值,PowerShell 会尝试将...
TheGet-CimInstancecmdlet gets the CIM instances of a class from a CIM server. You can specify either the class name or a query for this cmdlet. This cmdlet returns one or more CIM instance objects representing a snapshot of the CIM instances present on the CIM server. ...
The [ADSI] type adapter is connected to the .NET Framework DirectoryServices classes, including the DirectoryEntry type.Retrieving Objects from the DirectoryConnecting to directory objects is fairly straightforward. For instance, to connect to a user named Don, in the IT organizational unit (OU) of...
The use of PowerShell classes are disallowed. PowerShell classes are just arbitrary C# type definitions. PowerShell type conversion is not allowed. Type conversion implicitly creates types and runs type constructors. Dot sourcing across language modes is disallowed. Dot sourcing a script file brings...
Query expressions and uniform resource names Query expressions are strings that use syntax similar to XPath to specify a set of criteria that enumerates one or more objects in an object model hierarchy. A Uniform Resource Name (URN) is a specific type of query expression string that uniquely id...
The foreach statement can be used to iterate over enumerable objects which typically includes anything that implements the .NET IEnumerable interface. But, PowerShell is not strict on that. There are some classes that PowerShell does not consider enumerable such as strings, dictionaries, or hashtab...