PHP ʖ²ἯTH º󍋼/A array_unshift ˵÷ ·µ»ؠarray ʽשЂµĵ¥ԪʽĿ¡£ =ד 1. array_unshift() =ד $queue = array ("orange", "banana"); array_unshift ($queue, "apple", "raspberry"); Array ([0] = apple [1] = raspberry [2] = orange [3] = banana) º󍋼/A ưµ㼯A array_unique ɏһ¼¶ array_values