PHP ʖ²ἯTH º󍋼/A array_chunk ˵÷ =ד 1. array_chunk() =ד $input_array = array('a', 'b', 'c', 'd', 'e'); print_r(array_chunk($input_array, 2)); print_r(array_chunk($input_array, 2, TRUE)); Array ([0] = Array ([0] = a [1] = b) [1] = Array ([0] = c [1] = d) [2] = Array ([0] = e)) Array ([0] = Array ([0] = a [1] = b) [1] = Array ([2] = c [3] = d) [2] = Array ([4] = e)) º󍋼/A ưµ㼯A array_change_key_case ɏһ¼¶ array_count_values