How to use registerXPathNamespace in PHP
In this article I will explain how registerXPathNamespace function used in PHP.
registerXPathNamespace() Function
This function is helpful if a namespace prefix is changed in an xml file and create a prefix for specified namespace, so that the affected XML nodes can be accessed without modify the application code too much.
Syntax
class SimpleXMLElement
{
string registerXPathNamespace(prefix,ns)
} |
Example
XML File
<?xml version="1.0" encoding="ISO-8859-1"?>
<note xmlns:b="https://dotnetheaven.com/articles/">
<book>iPhone</book>
<writer>wei sang lee</writer>
<name>Reminder</name>
<b:body>Hello, Dinesh sir Ji.</b:body>
</note> |
PHP Code
<?php
$xml = simplexml_load_file("parse.xml");
$xml->registerXPathNamespace("msg",
"https://dotnetheaven.com/articles/");
$result = $xml->xpath("msg:body");
foreach ($result as $message)
{
echo $message;
}
?> |
Output
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