MultipleIterator::key

(PHP 5 >= 5.3.0, PHP 7)

MultipleIterator::key — Gets the registered iterator instances

Description

Get the registered iterator instances key() result.

Warning

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

Parameters

This function has no parameters.

Return Values

An array of all registered iterator instances, or FALSE if no sub iterator is attached.

Errors/Exceptions

A LogicException if mode MIT_NEED_ALL is set, and at least one attached iterator is not valid.

Calling this method from foreach triggers warning "Illegal type returned".

See Also

• MultipleIterator::current() - Gets the registered iterator instances

← MultipleIterator::getFlags

MultipleIterator::next →

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

https://secure.php.net/manual/en/multipleiterator.key.php