PHP ʖ²ἯTH º󍋼/A array_unique ˵÷ array_unique() ½ӊ܊ array ׷Ϊʤȫ²¢·µ»؃»Ӑ֘¸´ֵµĐŠÿ©¡£Š ¾¯¸漯B ±¾º¯ʽԚ PHP 4.0.4 ֐ʇ»µµģ¡ =ד 1. array_unique() =ד $input = array ("a" = "green", "red", "b" = "green", "blue", "red"); $result = array_unique ($input); print_r($result); Array ([b] = green [1] = blue [2] = red) =ד 2. array_unique() º̀Ѝ $input = array (4,"4","3",4,3,"3"); $result = array_unique ($input); var_dump($result); array(2) {[0]= int(4) [2]= string(1) "3"} º󍋼/A ưµ㼯A array_sum ɏһ¼¶ array_unshift