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SimpleXMLElement::getDocNamespaces

(PHP 5 >= 5.1.2, PHP 7, PHP 8)

SimpleXMLElement::getDocNamespaces Returns namespaces declared in document

Descrizione

public SimpleXMLElement::getDocNamespaces(bool $recursive = false, bool $fromRoot = true): array|false

Returns namespaces declared in document

Elenco dei parametri

recursive

If specified, returns all namespaces declared in parent and child nodes. Otherwise, returns only namespaces declared in root node.

fromRoot

Allows you to recursively check namespaces under a child node instead of from the root of the XML doc.

Valori restituiti

The getDocNamespaces method returns an array of namespace names with their associated URIs.

Esempi

Example #1 Get document namespaces

<?php

$xml
= <<<XML
<?xml version="1.0" standalone="yes"?>
<people xmlns:p="http://example.org/ns">
<p:person id="1">John Doe</p:person>
<p:person id="2">Susie Q. Public</p:person>
</people>
XML;

$sxe = new SimpleXMLElement($xml);

$namespaces = $sxe->getDocNamespaces();
var_dump($namespaces);

?>

Il precedente esempio visualizzerà:

array(1) {
   ["p"]=>
   string(21) "http://example.org/ns"
}

Example #2 Working with multiple namespaces

<?php

$xml
= <<<XML
<?xml version="1.0" standalone="yes"?>
<people xmlns:p="http://example.org/ns" xmlns:t="http://example.org/test">
<p:person t:id="1">John Doe</p:person>
<p:person t:id="2" a:addr="123 Street" xmlns:a="http://example.org/addr">
Susie Q. Public
</p:person>
</people>
XML;

$sxe = new SimpleXMLElement($xml);

$namespaces = $sxe->getDocNamespaces(TRUE);
var_dump($namespaces);

?>

Il precedente esempio visualizzerà:

array(3) {
  ["p"]=>
  string(21) "http://example.org/ns"
  ["t"]=>
  string(23) "http://example.org/test"
  ["a"]=>
  string(23) "http://example.org/addr"
}

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