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PHP xml_set_default_handler() Function
Complete PHP XML Reference
Definition and Usage
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.
This function returns TRUE on success, or FALSE on failure.
Syntax
xml_set_default_handler(parser,handler)
| Parameter | Description |
|---|---|
| parser | Required. Specifies XML parser to use |
| handler | Required. Specifies a function to be used as an event handler |
The Function specified by the "handler" parameter must have two
parameters:
| Parameter | Description |
|---|---|
| parser | Required. Specifies a variable containing the XML parser calling the handler |
| data | Required. Specifies a variable containing the data from the XML file as a string |
Tips and Notes
Note: The data_handler parameter can also be an array containing an object reference and a method name.
Example
XML File
<?xml version="1.0" encoding="ISO-8859-1"?>
<note>
<to>Tove</to>
<from>Jani</from>
<heading>Reminder</heading>
<body>Don't forget me this weekend!</body>
</note>
<note>
<to>Tove</to>
<from>Jani</from>
<heading>Reminder</heading>
<body>Don't forget me this weekend!</body>
</note>
PHP Code
<?php
$parser=xml_parser_create();
function default($parser,$data)
{
echo $data;
}
xml_set_default_handler($parser,"default");
$fp=fopen("test.xml","r");
while ($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);
?>
$parser=xml_parser_create();
function default($parser,$data)
{
echo $data;
}
xml_set_default_handler($parser,"default");
$fp=fopen("test.xml","r");
while ($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);
?>
The output of the code above will be:
Tove Jani Reminder Don't forget me this weekend!
If you select "View source" in the browser window, you will see the following HTML:
<note>
<to>Tove</to>
<from>Jani</from>
<heading>Reminder</heading>
<body>Don't forget me this weekend!</body>
</note>
<to>Tove</to>
<from>Jani</from>
<heading>Reminder</heading>
<body>Don't forget me this weekend!</body>
</note>
Complete PHP XML Reference
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W3Schools is optimized for learning, testing, and training. Examples might be simplified to improve reading and basic understanding.
Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
While using this site, you agree to have read and accepted our terms of use and privacy policy.
Copyright 1999-2012 by Refsnes Data. All Rights Reserved.
Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
While using this site, you agree to have read and accepted our terms of use and privacy policy.
Copyright 1999-2012 by Refsnes Data. All Rights Reserved.