external help file | Locale | Module Name | ms.date | online version | schema | title |
---|---|---|---|---|---|---|
Microsoft.PowerShell.Commands.Utility.dll-Help.xml |
en-US |
Microsoft.PowerShell.Utility |
12/12/2022 |
2.0.0 |
Remove-Variable |
Deletes a variable and its value.
Remove-Variable [-Name] <String[]> [-Include <String[]>] [-Exclude <String[]>] [-Force] [-Scope <String>]
[-WhatIf] [-Confirm] [<CommonParameters>]
The Remove-Variable
cmdlet deletes a variable and its value from the scope in which it is defined,
such as the current session. You cannot use this cmdlet to delete variables that are set as
constants or those that are owned by the system.
Remove-Variable Smp
This command deletes the $Smp
variable.
Specifies an array of items that this cmdlet omits from the operation. The value of this parameter qualifies the Name parameter. Enter a name element or pattern, such as "s*". Wildcards are permitted.
Type: System.String[]
Parameter Sets: (All)
Aliases:
Required: False
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: True
Indicates that the cmdlet removes a variable even if it is read-only. Even using the Force parameter, the cmdlet cannot remove a constant.
Type: System.Management.Automation.SwitchParameter
Parameter Sets: (All)
Aliases:
Required: False
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
Specifies an array of items that this cmdlet deletes in the operation. The value of this parameter qualifies the Name parameter. Enter a name element or pattern, such as s*. Wildcards are permitted.
Type: System.String[]
Parameter Sets: (All)
Aliases:
Required: False
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: True
Specifies the name of the variable to be removed. The parameter name (Name) is optional. Wildcards are permitted
Type: System.String[]
Parameter Sets: (All)
Aliases:
Required: True
Position: 0
Default value: None
Accept pipeline input: True (ByPropertyName)
Accept wildcard characters: True
Gets only the variables in the specified scope. The acceptable values for this parameter are:
- Global
- Local
- Script
- A number relative to the current scope (0 through the number of scopes, where 0 is the current scope and 1 is its parent)
Local is the default. For more information, see about_Scopes.
Type: System.String
Parameter Sets: (All)
Aliases:
Required: False
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
Prompts you for confirmation before running the cmdlet.
Type: System.Management.Automation.SwitchParameter
Parameter Sets: (All)
Aliases: cf
Required: False
Position: Named
Default value: False
Accept pipeline input: False
Accept wildcard characters: False
Shows what would happen if the cmdlet runs. The cmdlet is not run.
Type: System.Management.Automation.SwitchParameter
Parameter Sets: (All)
Aliases: wi
Required: False
Position: Named
Default value: False
Accept pipeline input: False
Accept wildcard characters: False
This cmdlet supports the common parameters: -Debug, -ErrorAction, -ErrorVariable, -InformationAction, -InformationVariable, -OutVariable, -OutBuffer, -PipelineVariable, -Verbose, -WarningAction, and -WarningVariable. For more information, see about_CommonParameters.
You can pipe a variable object to this cmdlet.
This cmdlet returns no output.
Windows PowerShell includes the following aliases for Remove-Variable
:
-
rv
-
Changes affect only the current scope, such as a session. To delete a variable from all sessions, add a
Remove-Variable
command to your PowerShell profile.