sample46.cs

C#函数手册

namespace apiBook
{
	using System;
	using System.Xml;
	using System.IO;
	using System.Collections;
	public class TestXmlWriterClass 
	{ 
		public static void Main()
		{			
			XmlTextWriter writer = new XmlTextWriter (Console.Out);
			writer.Formatting = Formatting.Indented;	
			writer.WriteStartDocument();
			//使用WriteStartDocument方法书写版本为“1.0”的 XML声明
			String str="type='text/xsl' href='student.xsl'";
			writer.WriteProcessingInstruction("xml-stylesheet", str);
			//使用WriteProcessingInstruction方法写出在名称和文本之间带有空格的处理指令
			writer.WriteDocType("student", null , null,"<!ENTITY lz 'resource'>");  
			//使用方法写出具有指定名称和属性的DOCTYPE 声明
			writer.WriteComment("学生信息");	
			//使用WriteComment方法写出包含指定文本的注释 		writer.WriteStartElement("school");
			//使用WriteStartElement方法写出指定的开始标记		writer.WriteAttributeString("xmlns", "sId", null, "lz:school");
			writer.WriteStartElement("student");
			string pf = writer.LookupPrefix("lz:school");
			//使用LookupPrefix方法获取在当前命名空间范围中离该命名空间 URI 定义的最近的前缀
			writer.WriteStartAttribute(pf, "Id", "lz:school");
			//使用WriteStartAttribute方法写属性的起始内容
			writer.WriteString("1");
			writer.WriteEndAttribute(); 
			//使用WriteEndAttribute方法关闭上一个WriteStartAttribute 调用
			writer.WriteStartElement("name");
			writer.WriteString("Mike");
			writer.WriteEndElement();
			writer.WriteStartElement("dept");
			writer.WriteString("Computer");
			writer.WriteCData("主修专业!");
			//使用WriteCData方法写出包含指定文本的<![CDATA[...]]> 块
			writer.WriteEndElement();
			writer.WriteStartElement(pf, "country", "lz:school");
			writer.WriteString("China");			
			writer.WriteEndElement();			
			writer.WriteEndElement();
			writer.WriteStartElement("CharEntity");
			writer.WriteString("E的字符实体： ");
			//使用WriteString方法书写给定的文本内容
			writer.WriteCharEntity('E');
			//使用WriteCharEntity方法为指定的 Unicode 字符值强制生成字符实体
			writer.WriteEndElement();
			writer.WriteStartElement("Raw");
			writer.WriteString("写出标记：");
			writer.WriteRaw("<TestRaw/>");
			//使用WriteRaw方法手动书写原始标记
			writer.WriteEndElement();
			writer.WriteStartElement("bool");
			writer.WriteString("写出布尔值：");
			writer.WriteString(XmlConvert.ToString(false));
			writer.WriteEndElement();
			writer.WriteStartElement("date");
			writer.WriteString("时间：");
			DateTime dt = new DateTime(2003,11, 1 ,12, 0, 30, 500);
			writer.WriteString(XmlConvert.ToString(dt));
			writer.WriteEndElement();
			char [] charA = new char[4];
			char lc, hc;
			Random random = new Random();
			lc = Convert.ToChar(random.Next(0xDC01, 0xDFFF));
			hc = Convert.ToChar(random.Next(0xD801, 0xDBFF));
			writer.WriteStartElement("char");
			charA[0] = 'A';
			charA[1] = 'B';
			charA[2] = 'C';
			charA[3] = hc;
			try
			{
				writer. WriteChars(charA, 0, charA.Length);
				//使用WriteChars方法以每次一个缓冲区的方式写入文本。
			}
			catch (Exception e){}
			charA[0] = hc;
			charA[1] = lc;
			charA[2] = 'D';
			writer.WriteChars(charA, 0, 3); 
			writer.WriteEndElement();
			writer.WriteStartElement("EntityRef");
			writer.WriteString("EntityRef");
			writer.WriteWhitespace("  ");
			//使用WriteWhitespace方法写出给定的空白
			writer.WriteEntityRef("lz");
			//使用WriteEntityRef方法写出实体引用
			writer.WriteEndElement();
			writer.WriteEndElement();	
			//使用WriteEndElement方法关闭一个元素并弹出相应的命名空间范围
			writer.WriteEndDocument();
			//使用WriteEndDocument方法关闭任何打开的元素或属性并将编写器重新设置为 Start 状态
			writer.Flush();
			//使用Flush方法将缓冲区中的所有内容刷新到基础流，并同时刷新基础流
			writer.Close();
			//使用Close方法关闭此流和基础流
			Console.ReadLine();
		}				
	}
}