Write-Output is a Windows PowerShell command used to display output from a script or command. It is a cmdlet, which is a type of command that is used to manage objects in Windows PowerShell. Write-Output is used to display the output of a command or script, and it can be used to output text, variables, objects, and arrays. It is a useful tool for troubleshooting and debugging scripts, as it can be used to display the output of a command or script in a readable format.
The Write-Output command has several parameters that can be used to customize its output. The -InputObject parameter is used to specify the object or text that will be displayed. The -NoEnumerate parameter is used to prevent the output from being enumerated. The -OutVariable parameter is used to store the output in a variable. The -Stream parameter is used to specify the stream that the output will be written to. The -Verbose parameter is used to display verbose output.
Syntax
The syntax for the Write-Output command is as follows:
Write-Output [-InputObject] <Object> [-NoEnumerate] [-OutVariable <String>] [-Stream <String>] [-Verbose]
Inputs
The Write-Output command accepts the following inputs:
- Object – The object or text that will be displayed.
- NoEnumerate – A switch parameter that prevents the output from being enumerated.
- OutVariable – A parameter that stores the output in a variable.
- Stream – A parameter that specifies the stream that the output will be written to.
- Verbose – A switch parameter that displays verbose output.
Outputs
The Write-Output command produces the following outputs:
- Text – The text that is displayed.
- Object – The object that is displayed.
- Variable – The variable that is stored with the output.
- Stream – The stream that the output is written to.
Examples
The following examples demonstrate how to use the Write-Output command:
- To display the output of a command, use the following syntax:
Write-Output (Get-Process)
- To store the output of a command in a variable, use the following syntax:
Write-Output (Get-Process) -OutVariable $Processes
- To display verbose output, use the following syntax:
Write-Output (Get-Process) -Verbose
Tips
To get the most out of the Write-Output command, keep the following tips in mind:
- The Write-Output command can be used to output text, variables, objects, and arrays.
- The -InputObject parameter is used to specify the object or text that will be displayed.
- The -NoEnumerate parameter is used to prevent the output from being enumerated.
- The -OutVariable parameter is used to store the output in a variable.
- The -Stream parameter is used to specify the stream that the output will be written to.
- The -Verbose parameter is used to display verbose output.
Conclusion
The Write-Output command is a useful tool for troubleshooting and debugging scripts, as it can be used to display the output of a command or script in a readable format. It has several parameters that can be used to customize its output, such as the -InputObject, -NoEnumerate, -OutVariable, -Stream, and -Verbose parameters. By following the syntax and examples provided in this article, you can easily use the Write-Output command to display the output of a command or script.