PHP | xml_parser_create_ns() Function

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The xml_parser_create_ns() function is an inbuilt function in PHP which is used to create an XML parser with namespace support and returns the resource handle.

Syntax:

resource xml_parser_create_ns( string $encoding, string $separator )

Parameters: This function accepts two parameters as mentioned above and described below:

$encoding: It is optional parameter. It specifies character encoding
- for input/output in PHP 4
- only for output from PHP 5
- for 5.0.0 and 5.0.1 default output charset is ISO-8859-1
- from 5.0.2 default output charset is UTF-8
$separator: It is optional parameter. It specifies the output separator for tag name and namespace. Its default value is ” : “.

Return Value:

On Success: It returns a resource handle which is to be used by some other XML functions.
On Failure: It returns FALSE.

Note:

This function is available for PHP 4.0.5 and newer version.
These examples may not work on online IDE. So, try to run it on local server or php hosted servers.

Below programs illustrate the xml_parser_create_ns() function in PHP:

Program 1:

PHP

<?php
 
// Create an XML parser with
// namespace support
$parser = xml_parser_create_ns();
 
// Free the xml parser
xml_parser_free($parser);
 
?>

Output:

(no output)

Program 2:

PHP

<?php
 
// Creating an XML parser
// with namespace support
$parser = xml_parser_create_ns();
 
// Free the xml parser
$res = xml_parser_free($parser);
 
// Check parser is created or not
if(!$parser) {
    echo "error occurred!";
}else {
    echo "parser with namespace support has successfully been created";
}
?>

Output:

parser with namespace support has successfully been created

Reference: https://www.php.net/manual/en/function.xml-parser-create-ns.php

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