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PHP Manual :: IteratorIterator::key



IteratorIterator::getInnerIterator || IteratorIterator::next || IteratorIterator || PHP Manual

(PHP 5 >= 5.1.0, PHP 7)

IteratorIterator::keyGet the key of the current element

Description

public scalar IteratorIterator::key ( void )

Get the key of the current element.

Parameters

This function has no parameters.

Return Values

The key of the current element.

See Also



IteratorIterator::getInnerIterator || IteratorIterator::next || IteratorIterator || PHP Manual
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