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SPL/Iterators

CachingIterator::valid

CachingIterator::valid

(PHP 5, PHP 7)

CachingIterator::valid — Check whether the current element is valid

Description

public void 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.

← CachingIterator::__toString

CallbackFilterIterator →

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https://secure.php.net/manual/en/cachingiterator.valid.php