文、意如
<?php
$arr1 = array(0 => '可樂', 1 => '奶茶', 2 => '牛奶');
$arr2 = array(0 => '薯條', 1 => '漢堡', 2 => '炸雞', 3 => '豬排');
$arr3 = $arr1 + $arr2;
foreach ($arr3 as $item) {
echo $item . '<br>';
}
Yiru@Studio - 關於我 - 意如
2022-07-09
[PHP]20.當陣列遇到運算子(+)，相同key值不覆寫只會加入不存在的key值