Find Expected Value in Standard Output

FindExpectedValueInStdOut.ps1

$ExpectedValue = "Ping statistics for 127.0.0.1:"
$Binary = "ping.exe"
$Arguments = "127.0.0.1 -n 10"

$ProcessStartInfo = New-Object System.Diagnostics.ProcessStartInfo
$ProcessStartInfo.UseShellExecute = $false
$ProcessStartInfo.RedirectStandardError = $true
$ProcessStartInfo.RedirectStandardInput = $true
$ProcessStartInfo.RedirectStandardOutput = $true
$ProcessStartInfo.FileName = $Binary
$ProcessStartInfo.Arguments = $Arguments

$Process = New-Object System.Diagnostics.Process
$Process.StartInfo = $ProcessStartInfo
$Process.Start() | Out-Null

Do {
	$CurrentOutput = $null
	$CurrentOutput = $process.StandardOutput.ReadLine()
		
	$AllOutput = $AllOutput + "$CurrentOutput`n`r"
	
	Start-sleep -Milliseconds 100
} While (!($CurrentOutput -match $ExpectedValue))


write-host "Expected value found: $CurrentOutput"

# If you want to see all the output produce within the loop plus that produced
# subsequently after exiting, uncomment the lines below:
####$AllOutput
####$process.StandardOutput.ReadToEnd()