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