SimpleXMLIterator::next()
(PHP 5, PHP 7)
Move to next element
说明
public SimpleXMLIterator::next(void): 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"
}
<?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"
}