SimpleXMLElement::valid
PHP function
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Check whether the current element is valid
Description
SimpleXMLElement::valid(): bool
Warning
Prior to PHP 8.0, SimpleXMLElement::valid was only declared on the subclass SimpleXMLIterator.
This method checks if the current element is valid after calls to SimpleXMLElement::rewind or SimpleXMLElement::next.
Parameters Parameters
Return Values
Returns true if the current element is valid, otherwise false
Examples
Check whether the current element is valid
php
<?php
$xmlElement = new SimpleXMLElement('<books><book>SQL Basics</book></books>');
$xmlElement->rewind(); // rewind to the first element
echo var_dump($xmlElement->valid()); // bool(true)
$xmlElement->next(); // advance to the next element
echo var_dump($xmlElement->valid()); // bool(false) because there is only one element
?>