(PHP 8)
SimpleXMLElement::current — Returns the current element
Prior to PHP 8.0, SimpleXMLElement::current() was only declared on the subclass SimpleXMLIterator.
This method returns the current element as a SimpleXMLElement object.
此函数没有参数。
Returns the current element as a SimpleXMLElement object.
Throws an Error on failure.
| 版本 | 说明 | 
|---|---|
| 8.1.0 | An Error is now thrown if
       SimpleXMLElement::current() is called on an
       invalid iterator.  Previously, nullwas returned. | 
示例 #1 Return the current element
<?php
$xmlElement = new SimpleXMLElement('<books><book>PHP basics</book><book>XML basics</book></books>');
$xmlElement->rewind(); // rewind to first element, otherwise current() won't work
var_dump($xmlElement->current());
?>以上示例会输出:
object(SimpleXMLElement)#2 (1) {
  [0]=>
  string(10) "PHP basics"
}
