标签：style translate XML 运行 count() sim news abs printf
计算 car 节点的子节点个数：
<?php
$xml=<<<XML
<cars>
<car name="Volvo">
<child/>
<child/>
<child/>
<child/>
</car>
<car name="BMW">
<child/>
<child/>
</car>
</cars>
XML;
$elem=new SimpleXMLElement($xml);
foreach ($elem as $car)
{
printf("%s has %d children.<br>", $car[‘name‘], $car->count());
}
?>
运行实例 »
count() 函数计算指定节点的子节点个数。
标签：style translate XML 运行 count() sim news abs printf
原文地址：https://www.cnblogs.com/furuihua/p/11743676.html
