array_key_last
(PHP 7 >= 7.3.0)
array_key_last — Gets the last key of an array
Description
array_key_last ( array $array ) : int|string|null
Get the last key of the given array
without affecting the internal array pointer.
Parameters
-
array
-
An array.
Return Values
Returns the last key of array
if the array is not empty; null
otherwise.
See Also
- array_key_first() - Gets the first key of an array
- end() - Set the internal pointer of an array to its last element
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https://www.php.net/manual/en/function.array-key-last.php