SimpleXMLIterator::rewind

(PHP 5, PHP 7, PHP 8)

SimpleXMLIterator::rewind — Rewind to the first element

說明

public SimpleXMLIterator::rewind(): void

This method rewinds the SimpleXMLIterator to the first element.

參數(shù)

此函數(shù)沒有參數(shù)。

返回值

沒有返回值。

范例

示例 #1 Rewind to the first element


<?php
$xmlIterator = new SimpleXMLIterator('<books><book>PHP Basics</book><book>XML Basics</book></books>');
$xmlIterator->rewind();

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

以上例程會輸出：

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