php解析xml方法实例详解_PHP教程

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21

J K. Rowling

2005

29.99

Giada De Laurentiis

2005

30.00

Erik T. Ray

2003

39.95

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//创建一个DOMDocument对象

$doc=new DOMDocument();

//加载XML文件

$doc->load("books.xml");

//获取所有的book标签

$bookDom=$doc->getElementsByTagName("book");

foreach($bookDom as $book){

$title = $book->getElementsByTagName("title")->item(0)->nodeValue;

$author = $book->getElementsByTagName("author")->item(0)->nodeValue;

$year = $book->getElementsByTagName("year")->item(0)->nodeValue;

$price = $book->getElementsByTagName("price")->item(0)->nodeValue;

echo "title：".$title."
";

echo "author：".$author."
";

echo "year：".$year."
";

echo "price：".$price ."
";

echo "***********************************
";

}

?>

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// 读取xml文件

$file = "books.xml";

$data = file_get_contents($file);

// 创建解析器

$parser = xml_parser_create();

// 将 XML 数据解析到数组中

xml_parse_into_struct($parser, $data, $vals, $index);

// 释放解析器

xml_parser_free($parser);

// 数组处理

$arr = array();

$t=0;

foreach($vals as $value) {

$type = $value['type'];

$tag = $value['tag'];

$level = $value['level'];

$attributes = isset($value['attributes'])?$value['attributes']:"";

$val = isset($value['value'])?$value['value']:"";

switch ($type) {

case 'open':

if ($attributes != "" || $val != "") {

$arr[$t]['tag'] = $tag;

$arr[$t]['attributes'] = $attributes;

$arr[$t]['level'] = $level;

$t++;

}

break;

case "complete":

if ($attributes != "" || $val != "") {

$arr[$t]['tag'] = $tag;

$arr[$t]['attributes'] = $attributes;

$arr[$t]['val'] = $val;

$arr[$t]['level'] = $level;

$t++;

}

break;

}

}

echo "

";

            
print_r($arr);
            
echo "

?>

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$file="books.xml";

$xml = simplexml_load_file($file);

echo "

";

            
print_r($xml);
            
echo "

?>