PHP
SPL/Iterators

CachingIterator::offsetExists

CachingIterator::offsetExists

(PHP 5 >= 5.2.0, PHP 7)

CachingIterator::offsetExists — The offsetExists purpose

Description

public void CachingIterator::offsetExists ( string $index )

Warning

This function is currently not documented; only its argument list is available.

Parameters

index

The index being checked.

Return Values

Returns TRUE if an entry referenced by the offset exists, FALSE otherwise.

← CachingIterator::next

CachingIterator::offsetGet →

© 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

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