/// <summary>

/// XML格式化为文本显示

/// </summary>

/// <param name="str"></param>

/// <returns></returns>

public static string ShowXml(string str)

{

MemoryStream mstream = new MemoryStream();

XmlTextWriter writer = new XmlTextWriter(mstream, null);

XmlDocument xmldoc = new XmlDocument();

writer.Formatting = Formatting.Indented;

xmldoc.LoadXml(str);

xmldoc.WriteTo(writer);

writer.Flush();

writer.Close();

Encoding encoding = Encoding.GetEncoding("utf-8");

string strReturn = encoding.GetString(mstream.ToArray());

mstream.Close();

return strReturn;

}

/// <summary>

/// XML格式化为html显示

/// </summary>

/// <param name="str"></param>

/// <returns></returns>

public static string ShowXml(string str)

{

//格式化

MemoryStream mstream = new MemoryStream();

XmlTextWriter writer = new XmlTextWriter(mstream, null);

XmlDocument xmldoc = new XmlDocument();

writer.Formatting = Formatting.Indented;

xmldoc.LoadXml(str);

xmldoc.WriteTo(writer);

writer.Flush();

writer.Close();

Encoding encoding = Encoding.GetEncoding("utf-8");

string strReturn = encoding.GetString(mstream.ToArray());

mstream.Close();

//html显示替换

List<string[]> list = new List<string[]>();

list.Add(new string[] { " ", "&nbsp;" });

list.Add(new string[] { ">", "&gt;" });

list.Add(new string[] { "<", "&lt;" });

list.Add(new string[] { "\r\n", "<br/>" });

foreach (string[] arr in list)

{

strReturn = strReturn.Replace(arr[0], arr[1]);

}

//显色处理

strReturn = "<span style='color:#3333FF'>"

+ Regex.Replace(strReturn, @"("".*?"")", @"<span style='color:#FF3333'>$1</span>")//双引号内红色

+ "</span>";

return strReturn;

}