APCUIterator::key
(PECL apcu >= 5.0.0)
APCUIterator::key — Get iterator key
Description
public APCUIterator::key(): string
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
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https://www.php.net/manual/en/apcuiterator.key.php
