Note that you can’t prevent overwriting with the redirect operator We can prevent this by adding the -NoClobber parameter to the cmdlet Get-Process -Name explorer | Out-File c:\temp\process.txt -NoClobber If you don’t specify any other parameter, then the Out-File cmdlet and redirect operator will overwrite any existing file by default. NPM(K) PM(M) WS(M) CPU(s) Id SI ProcessNameġ32 94,56 158,22 131,45 123364 1 explorerĪs you can see, the results of the Get-Process cmdlet is stored in the process.txt file: Powershell Output to File Get-Process -Name explorer > c:\temp\process.txt If the file doesn’t exist, then it will be created by the cmdlet: Get-Process -Name explorer | Out-File -FilePath c:\temp\process.txt To write the output to a file all you have to do is pipe the Out- File cmdlet behind your script or command and specify the path. I will explain more about the different streams later, but let’s first take a look at how we can simply write the output to a file in PowerShell. When using the redirect operator we can specify which stream we want to export: Operator When using the Out-File cmdlet, only the successful results are exported, so warnings or errors won’t be written to the file. But it has an advantage compared to Out-File. The redirect operator however doesn’t have any parameters. Out-File cmdlet Parameters PowerShell Redirect Operator Limit the number of characters on each line (default 80) With the Out-File cmdlet we can use the following parameters: ParameterĪppend the output to the existing content of the file The difference between the two is that the first accepts parameters and the latter doesn’t. The Out-File cmdlet and redirect operator > allows you to write and append ( >) the PowerShell output to a file. We are going to focus on the first two, but I will briefly mention the alternative if relevant. Other options are to use the Set-Content and Add-Content cmdlet. The most common ways are to use the Out-File cmdlet or the redirection operator >. There are a couple of ways to write the output of PowerShell to a file. I will also explain how you can append to an existing file or how you can create a log file. In this article, we are going to take a look at how to write the output to a file in PowerShell. Write only Errors, Warnings, or Success to file.
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