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