key ()

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

Access

public

Returns

Type

Description

mixed

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

Examples

Get the current XML tag key

$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());
Result:
bool(false)
string(4) "book"

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