GoLang SimpleXMLIterator::valid

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PHP SimpleXMLIterator::valid

PHP original manual for SimpleXMLIterator::valid [ show | php.net ]


(PHP 5, PHP 7)

SimpleXMLIterator::validCheck whether the current element is valid


public bool SimpleXMLIterator::valid ( void )

This method checks if the current element is valid after calls to SimpleXMLIterator::rewind() or SimpleXMLIterator::next().


This function has no parameters.

Return Values

Returns TRUE if the current element is valid, otherwise FALSE


Example #1 Check whether the current element is valid

= new SimpleXMLIterator('<books><book>SQL Basics</book></books>');

$xmlIterator->rewind(); // rewind to the first element
echo var_dump($xmlIterator->valid()); // bool(true)

$xmlIterator->next(); // advance to the next element
echo var_dump($xmlIterator->valid()); // bool(false) because there is only one element