MultipleIterator
PHP Manual

MultipleIterator::key

Gets the registered iterator instances

Description

public array MultipleIterator::key ( void )

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