CachingIterator::valid
(PHP 5, PHP 7)
CachingIterator::valid — Check whether the current element is valid
Description
public CachingIterator::valid ( ) : void
Warning
This function is currently not documented; only its argument list is available.
Check whether the current element is valid.
Parameters
This function has no parameters.
Return Values
Returns true on success or false on failure.
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https://www.php.net/manual/en/cachingiterator.valid.php