PHP xml_set_default_handler() Function
Description
The xml_set_default_handler() function sets the default data handler for the XML parser.
This function specifies what function to be called whenever the parser finds data in the XML file.
Syntax
PHP xml_set_default_handler() Function has the following syntax.
xml_set_default_handler(parser,handler)Parameter
| Parameter | Is Required | Description |
|---|---|---|
| parser | Required. | XML parser to use |
| handler | Required. | A function to be used as an event handler |
The Function specified by the "handler" parameter must have two parameters:
| Parameter | is Required | Description |
|---|---|---|
| parser | Required. | A variable containing the XML parser calling the handler |
| data | Required. | A variable containing the data from the XML file as a string |
The data_handler parameter can be an array containing an object reference and a method name.
Return
This function returns TRUE on success, or FALSE on failure.
Example
XML File
<?xml version="1.0" encoding="ISO-8859-1"?>
<books>/* w ww. ja va2s . co m*/
<name>PHP</name>
<name>Java</name>
</books>
PHP Code
<?php/*w w w . j av a 2 s .c o m*/
$parser=xml_parser_create();
function defaultH($parser,$data){
echo $data;
}
xml_set_default_handler($parser,'defaultH');
$fp=fopen("test.xml","r");
while ($data=fread($fp,4096)){
xml_parse($parser,$data,feof($fp)) or
die (sprintf("XML Error: %s at line %d",
xml_error_string(xml_get_error_code($parser)),
xml_get_current_line_number($parser)));
}
xml_parser_free($parser);
?>