使用Document来选择XML节点为什么会报 java.lang.NullPointerException
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清水依恋成 2015-04-16 09:16关注你用的是哪个api解析xml文本的
再者，你把xml样本贴出来看看本回答被题主选为最佳回答 , 对您是否有帮助呢?解决 无用评论 打赏举报
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- 2015-04-16 06:07回答 1 已采纳 你用的是哪个api解析xml文本的 再者，你把xml样本贴出来看看
- 2021-08-15 10:32回答 1 已采纳 string value = xDoc.Element("vertices").Attribute("x").Value; vertices没有x属性返回null，调用value肯定出错了。x属性是v
- 2018-01-25 00:46回答 1 已采纳 As the document fragment you give isn't complete and even valid, I've had to make a few changes.
- 2020-11-25 13:41qq_32035241的博客 读取XML文档并生成树 //递归读取 public int readChildxml(XmlNodeList xnlist, int Pnum,int Current, string Code, string type) { int result = Current; foreach (XmlNode one in xnlist) { // 判断是否...
- 2012-11-21 05:19回答 1 已采纳 So, since you have created DOMDocument you can use DOMXpath. Or keep using getElementsByTagName()
- 2019-06-10 10:07回答 2 已采纳 https://www.jianshu.com/p/91b2b7edcfb7
- 2014-05-02 12:37回答 1 已采纳 If I understand you correctly you would like to check for the last element in each car element nod
- 2021-04-24 13:25这只萝北不能吃的博客 最近在接入渠道的时候遇到接口返回是xml数据.现在接口数据返回json数据格式比较常见.如何获取xml里面真正数据? 对象结果集合单个值的强制转换处理.(直接代码说明)demo示例:创建xml文件：test.xml,存放在和读取的php...
- 2021-06-04 10:41回答 3 已采纳 XmlReader reader = XmlReader.Create(filePath, settings); xml.Load(reader);
- 2016-11-19 07:01回答 1 已采纳 All you need to do is to add a root element StudentDetails, and append all other elements ti it, l
- 2018-10-01 18:59回答 1 已采纳 You don't have a valid root element in your XML document. This will work: <root_example> &
- 2022-11-14 20:07程序员老舅的博客 C++QT开发——Xml、Json解析
- 2013-12-01 03:32回答 1 已采纳 That node is called a processing instruction. $dom = new DOMDocument('1.0', 'utf-8'); $dom->a
- 2022-06-29 15:28妙为的博客 Qt中使用QDomDocument和QDomnode来读取xml
- 2021-03-12 14:02MXCheng0126的博客 读取XML相同节点的最后一个节点，循环读取赋值，最后一下赋值就是最后一个节点的值 XmlDocument doc = new XmlDocument(); doc.Load(System.Windows.Forms.Application.StartupPath + "/Resource/单体化/距离测量...
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