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Powershell的内置变量

www.someabcd.com  网友分享于:Jun 8, 2018 5:54:33 PM

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ls Variable:

 
 

Name Value Description
$    
? TRUE Status of last command
^    
args System.Object[]  
ConfirmPreference High Dictates when confirmation should be requested. Confirmation is requested when the ConfirmImpact of the operation is equal to or greater than $ConfirmPreference. If $ConfirmPreference is None, actions will only be confirmed when Confirm is specified.
ConsoleFileName   Name of the current console file
DebugPreference SilentlyContinue Dictates the action taken when a Debug message is delivered
Error System.Collections.ArrayList  
ErrorActionPreference Continue Dictates the action taken when an error message is delivered
ErrorView NormalView Dictates the view mode to use when displaying errors
ExecutionContext System.Management.Automation.EngineIntrinsics The run objects available to cmdlets
FALSE FALSE Boolean False
FormatEnumerationLimit 4 Dictates the limit of enumeration on formatting IEnumerable objects
HOME C:\Users\814072 Folder containing the current user‘s profile
Host System.Management.Automation.Internal.Host.InternalHost A reference to the host of the current runspace
input System.Collections.ArrayList+ArrayListEnumeratorSimple  
MaximumAliasCount 4096 Maximum number of aliases allowed in a session
MaximumDriveCount 4096 Maximum number of drives allowed in a session
MaximumErrorCount 256 Maximum number of errors to retain in a session
MaximumFunctionCount 4096 Maximum number of functions allowed in a session
MaximumHistoryCount 4096 Maximum number of history objects to retain in a session
MaximumVariableCount 4096 Maximum number of variables allowed in a session
MyInvocation System.Management.Automation.InvocationInfo  
NestedPromptLevel 0 Dictates what type of prompt should be displayed for the current nesting level
null   References to the null variable always return the null value. Assignments have no effect.
OutputEncoding System.Text.DBCSCodePageEncoding The text encoding used when piping text to a native executable file
PID 4800 Current process ID
profile C:\Users\814072\Documents\WindowsPowerShell\Microsoft.PowerShellISE_profile.ps1  
ProgressPreference Continue Dictates the action taken when progress records are delivered
PSBoundParameters System.Management.Automation.PSBoundParametersDictionary  
PSCommandPath    
PSCulture zh-CN Culture of the current Windows PowerShell session
PSDefaultParameterValues System.Management.Automation.DefaultParameterDictionary Variable to hold all default <cmdlet:parameter, value> pairs
PSEmailServer   Variable to contain the name of the email server. This can be used instead of the HostName parameter in the Send-MailMessage cmdlet.
PSHOME C:\Windows\System32\WindowsPowerShell\v1.0 Parent folder of the host application of the current runspace
psISE Microsoft.PowerShell.Host.ISE.ObjectModelRoot  
PSScriptRoot    
PSSessionApplicationName wsman AppName where the remote connection will be established
PSSessionConfigurationName http://schemas.microsoft.com/powershell/Microsoft.PowerShell Name of the session configuration which will be loaded on the remote computer
PSSessionOption System.Management.Automation.Remoting.PSSessionOption Default session options for new remote sessions
PSUICulture en-US UI culture of the current Windows PowerShell session
psUnsupportedConsoleApplications Microsoft.PowerShell.Host.ISE.UICollection`1[System.String]  
PSVersionTable System.Management.Automation.PSVersionHashTable Version information for current Windows PowerShell session
PWD C:\Users\814072  
scriptAnalyzer Microsoft.PowerShell.Host.ISE.ISEAddOnTool  
scriptBrowser Microsoft.PowerShell.Host.ISE.ISEAddOnTool  
ShellId Microsoft.PowerShell The ShellID identifies the current shell.  This is used by #Requires.
StackTrace    at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)

   at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)

   at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options, String msgPath, Boolean bFromProxy)

   at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)

   at System.Management.Automation.PathUtils.MasterStreamOpen(PSCmdlet cmdlet, String filePath, Encoding resolvedEncoding, Boolean defaultEncoding, Boolean Append, Boolean Force, Boolean NoClobber, FileStream& fileStream, StreamWriter& streamWriter, FileInfo& readOnlyFileInfo, Boolean isLiteralPath)
 
TRUE TRUE Boolean True
VerbosePreference SilentlyContinue Dictates the action taken when a Verbose message is delivered
WarningPreference Continue Dictates the action taken when a Warning message is delivered
WhatIfPreference FALSE If true, WhatIf is considered to be enabled for all commands.

Powershell的内置变量

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