Asp.Net_抓包解析xml文件为json

protected void Button1_Click(object sender, EventArgs e)
{
string Phone = this.Txt_Con.Text;
string url = "http://api.showji.com/Locating/www.show.ji.c.o.m.aspx?m=" + Phone;

foreach (string item in GetHttpXml(url))
{

TextBox1.Text += item + "\n";
}
}

public string[] GetHttpXml(string url)
{
XmlDocument xml = new XmlDocument();
xml.Load(url);

XmlNamespaceManager xmlNm = new XmlNamespaceManager(xml.NameTable);
xmlNm.AddNamespace("content", "http://api.showji.com/Locating/");
XmlNodeList nodes = xml.SelectNodes("//content:QueryResult|//content:Mobile|//content:Province|//content:City|//content:Corp|//content:Card|//content:AreaCode|//content:PostCode", xmlNm);
if (nodes.Count == 8)
{
if ("True".Equals(nodes[1].InnerText))
{

return new string[] { "手机号："+nodes[0].InnerText, "运行商:"+nodes[2].InnerText, "归属省："+nodes[3].InnerText, "归属市："+nodes[4].InnerText,"城市区号："+nodes[5].InnerText,"城市邮编"+nodes[6].InnerText};
}
}
return new string[] { "FALSE" };
}