As long as it returns $true, it will allow the function to run.function Set-File Notice that I used the pipeline variable $_ in this example. If the user provides a file path that does not exist, they will be notified.I'm trying to add an RSS feed and it says, "Feed did not validate: Unable to read contents at this URL." I also tried adding it directly from the blog using the Hootlet plug-in and said it couldn't save the RSS feed. It’s about an extraordinarily gullible man who got bilked for millions over a very long time.Let's say as part of the function it reads a file and uses the value of $File Path to determine where that file is located.Because we know that the file needs to exist, it's important that we ensure that as soon as possible.In our case, we need to ensure that the file provided with File Path actually exists before proceeding.
The indexes produced by Artifactory are using the old-style Lucene zip, but with a newer version of Lucene.
In their most basic sense, we could build a parameter that looks something like this: param( [string]$File Path) This is fine, but defining a parameter like this leaves the value of $File Path wide open for the user to input anything.
Why not limit the scope of that parameter based on what the function does?
Determine why the validation script failed, and then try the command again.
At line:1 char:20 Set-File -File Path \usr\dfdfd ~~~~~~~~~~ Category Info : Invalid Data: (:) [Set-File], Parameter Binding Validation Exception Fully Qualified Error Id : Parameter Argument Validation Error, Set-File I could also limit this further by using another parameter validation attribute called Validate Pattern.