PowerShell is a powerful scripting language that allows users to automate tasks and manage Windows systems. One of the most useful PowerShell commands is Get-Command, which is used to list all available commands in the current session. This command is incredibly useful for discovering new commands and understanding the syntax of existing ones. In this article, we’ll explore what Get-Command does, how to use it, and some tips for getting the most out of it.
What Is Get-Command?
Get-Command is a PowerShell command that lists all available commands in the current session. It can be used to discover new commands, understand the syntax of existing ones, and explore the available parameters for each command. Get-Command can also be used to search for commands that match a specific string, making it easier to find the command you need.
Syntax and Parameters
The syntax for Get-Command is as follows:
Get-Command [-Name] [-Syntax] [-ParameterName] [-ParameterValue] [-Verb] [-Noun] [-Module] [-ListAvailable] [-CommandType]
The parameters for Get-Command are as follows:
Parameter | Description |
---|---|
-Name | Specifies the name of the command to search for. |
-Syntax | Displays the syntax for the specified command. |
-ParameterName | Specifies the name of the parameter to search for. |
-ParameterValue | Specifies the value of the parameter to search for. |
-Verb | Specifies the verb of the command to search for. |
-Noun | Specifies the noun of the command to search for. |
-Module | Specifies the module of the command to search for. |
-ListAvailable | Lists all available commands. |
-CommandType | Specifies the type of command to search for. |
Inputs and Outputs
Get-Command takes no inputs and outputs a list of commands. The output includes the command name, version, and source.
Examples
Here are some examples of how to use Get-Command:
- To list all available commands, use the
Get-Command -ListAvailable
command. - To search for a command with a specific name, use the
Get-Command -Name commandName
command. - To search for a command with a specific parameter, use the
Get-Command -ParameterName parameterName
command. - To search for a command with a specific parameter value, use the
Get-Command -ParameterValue parameterValue
command. - To search for a command with a specific verb, use the
Get-Command -Verb verb
command. - To search for a command with a specific noun, use the
Get-Command -Noun noun
command. - To search for a command in a specific module, use the
Get-Command -Module moduleName
command. - To search for a command of a specific type, use the
Get-Command -CommandType commandType
command.
Tips for Using Get-Command
Here are some tips for getting the most out of Get-Command:
- Use the
-ListAvailable
parameter to list all available commands. - Use the
-Name
parameter to search for a command with a specific name. - Use the
-ParameterName
parameter to search for a command with a specific parameter. - Use the
-ParameterValue
parameter to search for a command with a specific parameter value. - Use the
-Verb
parameter to search for a command with a specific verb. - Use the
-Noun
parameter to search for a command with a specific noun. - Use the
-Module
parameter to search for a command in a specific module. - Use the
-CommandType
parameter to search for a command of a specific type.
Conclusion
Get-Command is a powerful PowerShell command that can be used to list all available commands in the current session. It can also be used to search for commands that match a specific string, making it easier to find the command you need. With the right parameters, you can get the most out of Get-Command and make your PowerShell scripting more efficient.