PHP 7.1.5 Released

SimpleXMLIterator::current

(PHP 5 >= 5.1.0, PHP 7)

SimpleXMLIterator::currentReturns the current element

说明

public mixed SimpleXMLIterator::current ( void )

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

参数

此函数没有参数。

返回值

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

范例

Example #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());
?>

以上例程会输出:

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

参见

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