SimpleXMLElement::rewind
(PHP 8)
SimpleXMLElement::rewind — Rewind to the first element
说明
警告
Prior to PHP 8.0, SimpleXMLElement::rewind() was only declared on the subclass SimpleXMLIterator.
This method rewinds the SimpleXMLElement to the first element.
参数
此函数没有参数。
返回值
没有返回值。
示例
示例 #1 Rewind to the first element
<?php
$xmlElement = new SimpleXMLElement('<books><book>PHP Basics</book><book>XML Basics</book></books>');
$xmlElement->rewind();
var_dump($xmlElement->current());
?>
以上示例会输出:
object(SimpleXMLElement)#2 (1) { [0]=> string(10) "PHP Basics" }
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