php中用foreach来操作数组的代码

2019-04-09 01:52:57王冬梅

/* foreach example 5: dynamic arrays */
echo '<br />'.'<br />'."foreach example 5: dynamic arrays ".'<br />';
foreach (array(1, 2, 3, 4, 5) as $v) {
echo "$v"n";
}
// 程序运行结果
foreach example 5: dynamic arrays
1 2 3 4 5

也可以这么用:

$messageNav['首页'] =ROOT_PATH;
$messageNav['人才交流'] ="#"
$messageNav['动态专栏'] ="hragent/cn/"
<?php $i = 0;foreach ($messageNav as $key=>$value):?>
<?php if ($i != count($messageNav) - 1):?>
<a href="<?=$value?>"><?=$key?></a>>
<?php else:?>
<a href="<?=$value?>" class="onlink"><?=$key?></a>
<?php endif;?>
<?php $i++;endforeach;?>
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