=head1 NAMEXML::DOM::ProcessingInstruction - An XML processing instruction in XML::DOM=head1 DESCRIPTIONXML::DOM::ProcessingInstruction extends L<XML::DOM::Node>.It represents a "processing instruction", used in XML as a way to keep processor-specific information in the text of the document. An example: <?PI processing instruction?>Here, "PI" is the target and "processing instruction" is the data.=head2 METHODS=over 4=item getTargetThe target of this processing instruction. XML defines thisas being the first token following the markup that begins theprocessing instruction.=item getData and setData (data)The content of this processing instruction. This is from thefirst non white space character after the target to thecharacter immediately preceding the ?>.=back