PHP封装的XML简单操作类完整实例

<?xml version="1.0" encoding="utf-8"?>
<root>
   <posts>
     <id>1</id>
     <title>标题一</title>
     <content>详细内容一</content>
   </posts>
   <posts>
     <id>2</id>
     <title>标题二</title>
     <content>详细内容二</content>
   </posts>
   <posts>
     <id>3</id>
     <title>标题三</title>
     <content>详细内容三</content>
   </posts>
</root>

include("xml_dom.php");
$xml=new xml_dom("smp.xml");//载入xml文件
$xmlarr=$xml->getData();//读取xml文件内容
var_dump($xmlarr);

array(1) {
 ["posts"]=>
 array(3) {
  [0]=>
  array(3) {
   ["id"]=>
   string(1) "1"
   ["title"]=>
   string(9) "标题一"
   ["content"]=>
   string(15) "详细内容一"
  }
  [1]=>
  array(3) {
   ["id"]=>
   string(1) "2"
   ["title"]=>
   string(9) "标题二"
   ["content"]=>
   string(15) "详细内容二"
  }
  [2]=>
  array(3) {
   ["id"]=>
   string(1) "3"
   ["title"]=>
   string(9) "标题三"
   ["content"]=>
   string(15) "详细内容三"
  }
 }
}