MultipleIterator::key
(PHP 5 >= 5.3.0)
MultipleIterator::key — Gets the registered iterator instances
說明
public array MultipleIterator::key
( void
)
Get the registered iterator instances key() result.
Warning
此函式目前沒有參考文件；只有引數列表。
參數
此函式沒有參數。
回傳值
An array of all registered iterator instances,
or FALSE if no sub iterator is attached.
錯誤/例外
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".
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