FilterIterator::key

(PHP 5 >= 5.1.0, PHP 7)

FilterIterator::keyGet the current key

说明

public mixed FilterIterator::key ( void )
Warning

本函数还未编写文档,仅有参数列表。

Get the current key.

参数

此函数没有参数。

返回值

The current key.

参见

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