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PHP中SimpleXML函数简介

Jun 13, 2016 am 11:19 AM
php simplexml about function article usage of Introduction Simple

本文章简单的介绍了关于php中SimpleXML 函数的用法,此函数是允许您把 XML 转换为对象,有需要了解的朋友可参考一下。  

SimpleXML 函数允许您把 XML 转换为对象。

通过普通的属性选择器或数组迭代器,可以处理这个对象,就像处理任何其他对象一样。

其中的一些函数需要最新的 PHP 版本。
安装
SimpleXML 函数是 PHP 核心的组成部分。无需安装即可使用这些函数。

 

 代码如下 复制代码
 //以对象形式返回所有内容
 $lib = simplexml_load_file("cet4.xml");
 //以数组形式返回获取的item节点
        $items=$lib->item;
        $wordsLength = sqlserver/42852.htm target=_blank >count($items);
        //获取所有节点的下的节点值
 for($i=0;$i   $word=$items[$i];
  echo $word->word.'-----'.$word->trans.'-----'.$word->phonetic.'
';
 }
 //simplexml结合xpath无所不能
 $words = $lib->xpath("//word");
 //获取属性的方法
 echo $words[0]['add'].'
';
 echo $items[0]['pp'];
?>

相关函数

PHP:指示支持该函数的最早的 PHP 版本。

函数 描述 PHP
__construct() 创建一个新的 SimpleXMLElement 对象。 5
addAttribute() 给 SimpleXML 元素添加一个属性。 5
addChild() 给 SimpleXML 元素添加一个子元素。 5
asXML() 从 SimpleXML 元素获取 XML 字符串。 5
attributes() 获取 SimpleXML 元素的属性。 5
children() 获取指定节点的子。 5
getDocNamespaces() 获取 XML 文档的命名空间。 5
getName() 获取 SimpleXML 元素的名称。 5
getNamespaces() 从 XML 数据获取命名空间。 5
registerXPathNamespace() 为下一次 XPath 查询创建命名空间语境。 5
simplexml_import_dom() 从 DOM 节点获取 SimpleXMLElement 对象。 5
simplexml_load_file() 从 XML 文档获取 SimpleXMLElement 对象。 5
simplexml_load_string() 从 XML 字符串获取 SimpleXMLElement 对象。 5
xpath() 对 XML 数据运行 XPath 查询。 5


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