Get-History is a Windows PowerShell command that allows users to view the command history of the current session. It is a useful tool for administrators who need to review the commands they have recently used. The Get-History command can be used to view the command history of the current session, as well as to export the command history to a text file.
Syntax
The syntax for the Get-History command is as follows:
Get-History [-Id] [-Count] [-Newest] [-Oldest] [-Path] [-Verbose] [-Confirm] [-WhatIf] [CommonParameters]
Parameters
The Get-History command has several parameters that can be used to customize the output of the command.
| Parameter | Description |
|---|---|
| -Id | Specifies the ID of the command to be retrieved. |
| -Count | Specifies the number of commands to be retrieved. |
| -Newest | Specifies the most recent commands to be retrieved. |
| -Oldest | Specifies the oldest commands to be retrieved. |
| -Path | Specifies the path to the file where the command history will be saved. |
| -Verbose | Specifies that detailed information about the command should be displayed. |
| -Confirm | Prompts the user for confirmation before executing the command. |
| -WhatIf | Specifies that the command should be simulated without actually executing it. |
| CommonParameters | This cmdlet supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, WarningVariable, OutBuffer, PipelineVariable, and OutVariable. |
Inputs
The Get-History command does not accept any input.
Outputs
The Get-History command outputs a list of the commands that have been executed in the current session.
Examples
The following example shows how to use the Get-History command to view the command history of the current session:
Get-History
The following example shows how to use the Get-History command to export the command history to a text file:
Get-History | Out-File -FilePath C:\CommandHistory.txt
Tips
Here are some tips for using the Get-History command:
- Use the -Id parameter to view the details of a specific command.
- Use the -Count parameter to limit the number of commands that are displayed.
- Use the -Newest parameter to view the most recent commands that have been executed.
- Use the -Oldest parameter to view the oldest commands that have been executed.
- Use the -Path parameter to export the command history to a text file.
- Use the -Verbose parameter to display detailed information about the command.
- Use the -Confirm parameter to prompt the user for confirmation before executing the command.
- Use the -WhatIf parameter to simulate the command without actually executing it.
Conclusion
The Get-History command is a useful tool for administrators who need to review the commands they have recently used. It can be used to view the command history of the current session, as well as to export the command history to a text file. By using the various parameters, users can customize the output of the command to suit their needs.