[string] [SupportsWildcards] [switch] [timespan] [uint] [uint16] [uint32] [uint64] [ulong] [uri] [ushort] [ValidateCount] [ValidateDrive] [ValidateLength] [ValidateNotNull] [ValidateNotNullOrEmpty] [ValidateNotNullOrWhiteSpace] [ValidatePattern] ...
从PowerShell 3.0 开始,可以获取非集合的单一实例对象的Count或Length属性。 PowerShell (Get-ServiceAudiosrv).Count Output 但是,某些对象具有Length属性。 例如,字符串的长度是字符串中的字符数。Count属性是 对象的实例数。 PowerShell PS>$str='string'PS>$str.Length6PS>$str.Count1 ...
[-Module <System.String[]>] [-ParameterName <System.String[]>] [-ParameterType <System.Management.Automation.PSTypeName[]>] [-ShowCommandInfo] [-Syntax] [-TotalCount <System.Int32>] [-UseAbbreviationExpansion] [-UseFuzzyMatching] [<CommonParameters>] Get-Command [[-ArgumentList] <System....
哈希表具有 Count 属性,指示 hashtable中的键值对数。 PowerShell 复制 $hash.count 3 hashtable 表不是数组,因此不能将整数用作 hashtable中的索引,但可以使用键名称为 hashtable编制索引。如果键是字符串值,请将键名称括在引号中。 例如: PowerShell 复制 $hash["Number"] 1 处理属性名称冲突 如果键...
[-DisplayName <String>] [-DomainController <Fqdn>] [-DowngradeHighPriorityMessagesEnabled <Boolean>] [-DumpsterMessagesPerFolderCountReceiveQuota <Int32>] [-DumpsterMessagesPerFolderCountWarningQuota <Int32>] [-EmailAddresses <ProxyAddressCollection>] [-EmailAddressPolicyEnabled <Boolean>] [-EnableRoom...
We’ve asked Select-String to search through Test.txt looking for all instances of the wordfailed. However, we also tacked on the –notMatch parameter; this tells the cmdlet to return any lines in the text file thatdon’tcontain the target word. In other words, -notMatch tells the scrip...
Count files and folders Get an IP address Delete a partition Create listings of specific user groups Edit groups Delete accounts PowerShell is a flexible, versatile tool, so the list of potential uses is endless. Ultimately, your main limit is your creativity. Git and GitHub can help with ...
You can even ask PowerShell to count the number of words in a Word document: Sign in to download full-size image Another interesting way to use PowerShell is when you want to interrogate the Event Log to check for a particular event. For example, here's how to look through the Applicat...
# Using Throttle (default is 5)# Here I'm using Get-Runspace to show the number of live runspaces1..30|Foreach-Object-Parallel{$((Get-Runspace).count);Start-Sleep-sec3}-ThrottleLimit20 Let’s set a maximum of 20 threads and try to hit the limit. ...
首选项变量:首选项变量存储 PowerShell 的用户首选项。 这些变量由 PowerShell 创建,并使用默认值填充。 用户可以更改这些变量的值。 例如,该$MaximumHistoryCount变量会确定会话历史记录中的最大条目数。 有关详细信息、列表和首选项变量的说明,请参阅about_Preference_Variables。