SimpleXMLIterator::current

(PHP 5, PHP 7, PHP 8)

SimpleXMLIterator::current — Returns the current element

說明

public SimpleXMLIterator::current(): mixed

This method returns the current element as a SimpleXMLIterator object or null.

參數(shù)

此函數(shù)沒有參數(shù)。

返回值

Returns the current element as a SimpleXMLIterator object or null on failure.

范例

示例 #1 Return the current element

<?php
$xmlIterator = new SimpleXMLIterator('<books><book>PHP basics</book><book>XML basics</book></books>');
var_dump($xmlIterator->current());

$xmlIterator->rewind(); // rewind to first element
var_dump($xmlIterator->current());
?>

以上例程會輸出：

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

參見