Chapter 8

Activities

1. The easy way to do this is to create an $Output variable in the Param() block, and pass that as a parameter to the Out-File cmdlet in the script, like this:

   [CmdletBinding()]
   Param(
   $City = "London",
   $Output = "c:\temp\poshbook\ch8\WeatherData.html"
   )
   $headers = @{"key" = "<Key>"}
   $uri = "https://api.weatherapi.com/v1/current.json?q=$($City)&aqi=no"
   $response = Invoke-RestMethod -Uri $uri -Method GET -Headers $headers
   $response | Convertto-Html | Out-File $Output

   The trouble with that is if we want to change the filename, we need to type both the filename and the path each time. It’s likely that we will want to change the filename far more often than we want to change the path. Let’s separate out the path and the filename like this:

Figure A.8 – Separating the filename and file path

Now, we can just pass a different filename when we want to, and...