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=head1 NAME
XML::DOM::ProcessingInstruction - An XML processing instruction in XML::DOM
=head1 DESCRIPTION
XML::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 getTarget
The target of this processing instruction. XML defines this
as being the first token following the markup that begins the
processing instruction.
=item getData and setData (data)
The content of this processing instruction. This is from the
first non white space character after the target to the
character immediately preceding the ?>.
=back
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