Php/docs/simplexmliterator.valid
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SimpleXMLIterator::valid
(PHP 5, PHP 7)
SimpleXMLIterator::valid — Check whether the current element is valid
Description
public SimpleXMLIterator::valid ( ) : bool
This method checks if the current element is valid after calls to SimpleXMLIterator::rewind() or SimpleXMLIterator::next().
Parameters
This function has no parameters.
Return Values
Returns TRUE if the current element is valid, otherwise FALSE
Examples
Example #1 Check whether the current element is valid
<?php$xmlIterator = new SimpleXMLIterator('<books><book>SQL Basics</book></books>');$xmlIterator->rewind(); // rewind to the first elementecho var_dump($xmlIterator->valid()); // bool(true)$xmlIterator->next(); // advance to the next elementecho var_dump($xmlIterator->valid()); // bool(false) because there is only one element?>
