8月2日作业 - - php.cn博客

<?php
$keys=['123456','kdkfkd','slffsdljf'];
?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>遍历数组</title>
</head>
<body>
    <h2><? echo'php遍历数组'?></h2>
    <ol>
        <? foreach($keys as $key):?>
            <li>
             <?echo $key?>    
            </li>     
        <?endforeach?>
    </ol>
    <script type='text/javascript'>
    let keys=['123456','kdkfkd','slffsdljf'];
    for (let i = 0; i < keys.length; i++)  {
        alert( keys[i]);
    }
    </script>
</body>
</html>