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.

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