PHP——数组中对应的值相加然后输出

$data1 = array(5,7,2,2,8,17);       //数组一
$data2 = array(8,7,5,3,13,17);          //数组二
foreach ($data1 as $key=>$value){
    
           //循环
    echo $value+$data2[$key];           //相加并输出
    echo "<br>";
}