我有 xml,我在另一个 resurse 中通过 API 发送了它。我通过 XDocument 创建它:
XDocument xDoc = new XDocument(
new XDeclaration("1.0", "utf-8", "yes"),
new XElement("Entity",new XAttribute("Type", "attribute1"),
new XElement("Fields",...
当我把它放在请求中时,它没有声明就发送了。所以我接下来要做的是:
StringBuilder builder = new StringBuilder();
TextWriter writer = new StringWriter(builder);
using (writer)
{
xDoc.Save(writer);
}
但现在 TextWriter 将 xml 中的编码更改为 utf-16。我需要在 utf-8 上再次更改它。
最佳答案
这看起来很奇怪,但是如果你想输出到 xml 中使用 utf-8 编码的 string
,你似乎必须子类化 StringWriter
。
public class Program
{
public static void Main(string[] args)
{
XDocument xDoc = new XDocument(
new XDeclaration("1.0", "utf-8", "yes"),
new XElement("Entity",new XAttribute("Type", "attribute1")));
StringBuilder builder = new StringBuilder();
using (TextWriter writer = new EncodingStringWriter(builder, Encoding.UTF8))
{
xDoc.Save(writer);
}
Console.WriteLine(builder.ToString());
}
}
public class EncodingStringWriter : StringWriter
{
private readonly Encoding _encoding;
public EncodingStringWriter(StringBuilder builder, Encoding encoding) : base(builder)
{
_encoding = encoding;
}
public override Encoding Encoding
{
get { return _encoding; }
}
}
关于c# - 如何更改 TextWriter 对象中的编码?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/14743310/