SimpleXMLIterator::next

(PHP 5, PHP 7, PHP 8)

SimpleXMLIterator::next — Move to next element

说明

public SimpleXMLIterator::next ( ) : void

This method moves the SimpleXMLIterator to the next element.

参数

此函数没有参数。

返回值

没有返回值。

范例

Example #1 Move to the next element

<?php
$xmlIterator = new SimpleXMLIterator('<books><book>PHP Basics</book><book>XML basics</book></books>');
$xmlIterator->rewind(); // rewind to the first element
$xmlIterator->next();

var_dump($xmlIterator->current());
?>

以上例程会输出：

object(SimpleXMLIterator)#2 (1) {
  [0]=>
  string(10) "XML basics"
}

User Contributed Notes

bmafzallmahmud at gmail dot com 01-Dec-2017 09:39
<?php
$note=<<<XML
<note>
<to>Afzall</to>
<from>Sumon</from>
<heading>Reminder</heading>
<body>Don't forget go to kishorgong</body>
</note>
XML;

$xmlIterator = new SimpleXMLIterator($note);
$xmlIterator->rewind();
var_dump($xmlIterator->current());
$xmlIterator->next();
var_dump($xmlIterator->current());
$xmlIterator->next();
var_dump($xmlIterator->current());
?>
out put :
object(SimpleXMLIterator)#2 (1) {
  [0]=>
  string(6) "Afzall"
}
object(SimpleXMLIterator)#2 (1) {
  [0]=>
  string(5) "Sumon"
}
object(SimpleXMLIterator)#2 (1) {
  [0]=>
  string(8) "Reminder"
}