FilterIterator
PHP Manual

FilterIterator::key

(PHP 5 >= 5.1.0, PHP 7)

FilterIterator::keyGet the current key

Description

public mixed FilterIterator::key ( void )
Warning

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

Get the current key.

Parameters

This function has no parameters.

Return Values

The current key.

See Also


FilterIterator
PHP Manual