test.cs

using TXTextControl.DocumentServer.PDF.Contents;

Lines pdfLines = new Lines("invoice.pdf");

string stringToFind = "Total:";

List<ContentLine> contentLines =
	pdfLines.Find(stringToFind);

foreach (ContentLine line in contentLines)
{
	Console.WriteLine("Found string \"{0}\" on page {1} (X: {2}, Y: {3}): {4}",
		stringToFind,
		line.Page.ToString(),
		line.X.ToString(),
		line.Y.ToString(),
		line.Text);
}