APCUIterator::key
(PECL apcu >= 5.0.0)
APCUIterator::key — Get iterator key
Description
Gets the current iterator key.
Parameters
This function has no parameters.
Return Values
Returns the key on success, or false
upon failure.
See Also
- APCUIterator::current() - Get current item
- Iterator::key() - Return the key of the current element