(PHP 4, PHP 5, PHP 7)
Set up processing instruction (PI) handler
bool xml_set_processing_instruction_handler ( resource $parser, callable $handler )
Sets the processing instruction (PI) handler function for the XML parser parser.
A processing instruction has the following format:
<?
?>
?>
Parameters:
parser
A reference to the XML parser to set up processing instruction (PI) handler function.
handler
handler is a string containing the name of a function that must exist when xml_parse() is called for parser.
The function named by handler must accept three parameters:
handler ( resource
$parser , string $target , string $data )Returns:
Returns TRUE on success or FALSE on failure.
Examples:
<?
?>
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