php xml 文件读取 XMLReader
<?php/**
$xmlString = '<xml>
<persons count="10">
<person username="username1" age="20">this is username1 description</person>
<person username="username2" age="20">this is username2 description</person>
</persons>
</xml>';
$mXmlTest = new XmlTest();
$dataList = $mXmlTest->parseXmlStr($xmlString);
print_r($dataList);
$xmlFile = './test.xml';
$dataList = $mXmlTest->parseXmlFile($xmlFile);
print_r($dataList);
*/
class XmlTest{
// <xml>
// <persons count="10">
// <person username="username1" age="20">this is username1 description</person>
// <person username="username2" age="20">this is username2 description</person>
// </persons>
// </xml>
/**
* 解析返回的XML文档
*/
public function parseXmlFile($xmlFile){
$reader = new \XMLReader();
$reader->open($xmlFile, 'UTF-8');
$nodeName = '';
$dataList = array();
$data = array();
while ($reader->read()){
if($reader->nodeType == \XMLReader::ELEMENT){
$nodeName = $reader->name;
if($nodeName=='persons'){
$count = $reader->getAttribute('count');
if(!($count>0)){
break;
}
}
elseif($nodeName=='person'){
$data = array(
'username'=>$reader->getAttribute('username'),
'age'=>$reader->getAttribute('age'),
);
}
}
if($reader->nodeType == \XMLReader::TEXT && !empty($nodeName)){
if($nodeName=='person'){
$data['description'] = ($reader->value);
$dataList[] = $data;
}
}
}
$reader->close();
return $dataList;
}
/**
* 解析返回的XML文档
*/
public function parseXmlStr($xmlString){
$reader = new \XMLReader();
$reader->xml($xmlString,'UTF-8');
$nodeName = '';
$dataList = array();
$data = array();
while ($reader->read()){
if($reader->nodeType == \XMLReader::ELEMENT){
$nodeName = $reader->name;
if($nodeName=='persons'){
$count = $reader->getAttribute('count');
if(!($count>0)){
break;
}
}
elseif($nodeName=='person'){
$data = array(
'username'=>$reader->getAttribute('username'),
'age'=>$reader->getAttribute('age'),
);
}
}
if($reader->nodeType == \XMLReader::TEXT && !empty($nodeName)){
if($nodeName=='person'){
$data['description'] = ($reader->value);
$dataList[] = $data;
}
}
}
return $dataList;
}
}
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