SimpleXMLIterator::key

(PHP 5 >= 5.1.0, PHP 7)

Return current key

public mixed SimpleXMLIterator::key ( void )

This method gets the XML tag name of the current element.

Returns:

Returns the XML tag name of the element referenced by the current SimpleXMLIterator object or FALSE

Examples:

Get the current XML tag key

<?php
$xmlIterator = new SimpleXMLIterator('<books><book>PHP basics</book><book>XML basics</book></books>');
 
echo var_dump($xmlIterator->key());
$xmlIterator->rewind(); // rewind to the first element
echo var_dump($xmlIterator->key());
 
?>

The above example will output:

bool(false)
string(4) "book"

Links:

http://php.net/manual/en/simplexmliterator.key.php

doc_php

2025-01-10 15:47:30

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