- 1 year ago
How filter powershell stdout
To filter the output (stdout) of a PowerShell command, you can use the Where-Object
cmdlet or the Select-String
cmdlet. Here's an example of how you can filter the stdout of a PowerShell command:
powershell# Example command to get process information
Get-Process | Where-Object { $_.Name -eq "chrome" }
# Example command to filter output based on a specific pattern
Get-Content "logfile.txt" | Select-String -Pattern "error"
In the first example, Get-Process
is used to retrieve information about running processes. The Where-Object
cmdlet is then used to filter the output based on a condition. In this case, it filters the processes to only include those with the name "chrome".
In the second example, Get-Content
reads the contents of a file (in this case, "logfile.txt"). The Select-String
cmdlet is used to search for a specific pattern (in this case, "error") within the content and only display the lines that match the pattern.
You can adjust the filtering criteria or patterns based on your specific requirements. PowerShell provides various filtering and matching capabilities that can be combined with other cmdlets to manipulate and filter the output as needed.