System [00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00] 1.0.3300.0 1.0.5000.0 2.0.0.0 4.0.0.0 Gtk# is thread aware, but not thread safe; See the <link location="node:gtk-sharp/programming/threads">Gtk# Thread Programming</link> for details. System.Delegate System.String To be added. To be added. You can use a delegate method to perform a custom verification or manipulation operation for each match found by a replacement method such as . For each matched string, the method calls the delegate method with a object that represents the match. The delegate method performs whatever processing you prefer and returns a string that the method substitutes for the matched string. Represents the method that is called each time a regular expression match is found during a method operation.