PHP解析XML方法汇集

以下汇集整理PHP解析XML方法。

books.xml文件

5. J K. Rowling
9. Giada De Laurentiis

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DOMDocument方法解析

1. $doc=new DOMDocument(); //创建DOMDocument对象
2. $doc->load("books.xml"); //加载XML文件
3. $bookDom=$doc->getElementsByTagName("book"); //获取所有的book标签
4. foreach($bookDom as $book){ //解析xml
5. $title = $book->getElementsByTagName("title")->item(0)->nodeValue;
6. $author = $book->getElementsByTagName("author")->item(0)->nodeValue;
7. echo "title：".$title."
   ";
8. echo "author：".$author."
   ";
9. echo "****************************
   ";
10. }
11. ?>

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xml-parser方法解析

1. $file = "books.xml";
2. $data = file_get_contents($file); //读取xml文件
3. $parser = xml_parser_create(); //创建解析器
4. xml_parse_into_struct($parser, $data, $vals, $index); //将XML数据解析到数组中
5. xml_parser_free($parser); //释放解析器
6. $arr = array();
7. $t=0;
8. foreach($vals as $value) { //处理数组
9. $type = $value['type'];
10. $tag = $value['tag'];
11. $level = $value['level'];
12. $attributes = isset($value['attributes']) ? $value['attributes'] : "";
13. $val = isset($value['value']) ? $value['value'] : "";
14. switch ($type) {
15. case 'open':
16. if ($attributes != "" || $val != "") {
17. $arr[$t]['tag'] = $tag;
18. $arr[$t]['attributes'] = $attributes;
19. $arr[$t]['level'] = $level;
20. $t++;
21. }
22. break;
23. case "complete":
24. if ($attributes != "" || $val != "") {
25. $arr[$t]['tag'] = $tag;
26. $arr[$t]['attributes'] = $attributes;
27. $arr[$t]['val'] = $val;
28. $arr[$t]['level'] = $level;
29. $t++;
30. }
31. break;
32. }
33. }
34. echo "

    ";
    print_r($arr);
    echo "

    ";
35. ?>

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simplexml方法解析

1. $file="books.xml";
2. $xml = simplexml_load_file($file); //载入books.xml
3. echo "

   ";
    print_r($xml);
    echo "

   ";
4. ?>

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