PHP prev() 实例 - 自学教程(runoops.com)

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<!DOCTYPE html>
<html>
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<head>
    <meta charset="utf-8">
    <title>PHP prev() 实例 - 自学教程(runoops.com)</title>
</head>
​
<body>
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    <?php
    $people = array("Peter", "Joe", "Glenn", "Cleveland");
    echo current($people) . "<br>";
    echo next($people) . "<br>";
    echo prev($people);
    ?>
​
</body>
​
</html>