PowerShell function to open a file in your default browser

Out-Browser.ps1

#Internet Explorer may not work well with multiple files
#Edge does its own thing

Function Out-Browser {
[cmdletbinding()]
Param(
[Parameter(Position = 0, Mandatory,ValueFromPipelineByPropertyName)]
[Alias("Path")]
[string]$Fullname
)

Begin {
    Write-Verbose "[BEGIN  ] Starting: $($MyInvocation.Mycommand)"  
    Function GetBrowserCmd {
    $reg = Get-item -path HKCU:\Software\Microsoft\Windows\Shell\Associations\UrlAssociations\http\UserChoice
    $ProgId = $reg.GetValue("ProgID")
    if ($progid -match "^Appx\w+") {
        Write-Warning "Looks like you are running Microsoft Edge"
        Return ""
    }
    else {
        (get-itemproperty -path  "HKLM:\SOFTWARE\Classes\$ProgID\shell\open\command" -name "(default)").'(default)'        
    }
    }
} #begin

Process {
  
  $filename = (Convert-Path -path $Fullname).Replace('\','/')
  $uri = "file:///$filename"
  Write-Verbose "[PROCESS] Opening $uri"
  $open = GetBrowserCmd
  
  if ($open) {
    $cmd = $open -replace "%1",$uri
    Write-Verbose "[PROCESS] $cmd"
    
    [regex]$rx = '^.*\.exe"'
    $app = $rx.match($cmd).value
    $arg = $rx.split($cmd) | where {$_}
    start-process -FilePath $app -ArgumentList $arg
  }
  else {
    Write-Verbose "[PROCESS] Opening with Microsoft Edge"
    start microsoft-edge:$uri
  }
}
End {
    Write-Verbose "[END    ] Ending: $($MyInvocation.Mycommand)"
} #end

}

Set-Alias -name ob -value Out-Browser