$strTest = "12345, `"this one, too`", `"that one, also`""

function getStream([string]$filePath){

$sr = New-Object system.IO.StreamReader($filePath);

return $sr;

}

function getSentence([string]$entry){

$re = New-Object system.Text.RegularExpressions.Regex('([0-9]+),\s?"(.*)",\s?"(.*)"');

$temp = [regex]::Match($entry,$re);

$c = 0;

$itemsHash = @{};

foreach ($item in $temp.Groups){

$itemsHash[$c++] = ($item.Value).TrimStart();

}

return $itemsHash;

}

function toProperCase([string]$newString){

$temp = ($newString.toLower()).Replace('^(.)|\s(.)', {return $1.toUpper();});

$letter = ($newString.toCharArray())[0];

$letter = ($letter.toString()).ToUpper();

$newString = $newString.toLower();

return $temp;

#return $newString -replace '^.',$letter;

}

function properCaseString([string]$sentence){

$tempre = New-Object system.Text.RegularExpressions.Regex('\sin\s|\sa\s|\sthe\s');

$tempSentenceHash = getSentence($sentence);

$tempString = [regex]::Split($tempSentenceHash[2],",");

for ($i=0; $i -lt $tempString.Length; $i++){

if ($i -gt 0 -and $tempString[$i] -notmatch $tempre){

$tempString[$i] = ($tempString[$i]).TrimStart();

$tempString[$i] = toProperCase($tempString[$i]);

} else {

$tempString[$i] = toProperCase($tempString[$i]);

}

}

return $tempString;

}

toProperCase("This is the one");