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Get the current key

FilterIterator::getInnerIterator

FilterIterator::next

FilterIterator::key

(PHP 5 >= 5.1.0)

FilterIterator::key — Get the current key

Description

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::next() - Move the iterator forward
FilterIterator::current() - Get the current element value

FilterIterator::getInnerIterator

FilterIterator::next

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