array_key_last

(PHP 7 >= 7.3.0)

array_key_last — Gets the last key of an array

˵��

array_key_last ( array $array ) : mixed

Get the last key of the given array without affecting the internal array pointer.

����

array

An array.

����ֵ

Returns the last key of array if the array is not empty; NULL otherwise.

�μ�

  • array_key_first() - Gets the first key of an array
  • end() - ��������ڲ�ָ��ָ�����һ����Ԫ