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       Asp.net中的页面乱码的问题_[Asp.Net教程]
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  		
 
  			
  1.<globalization  requestEncoding="gb2312"  responseEncoding="gb2312"  /> 
 
 
  或者 
 
 
 
 
 
  <META http-equiv="content-type" content="text/html; charset=gb2312"> 
 
 
 
  2.下载文件时指定文件名,中文的文件名出现了乱码? 
 
 
 
 
 
  Response.AddHeader("Content-Disposition", "attachment; filename="+HttpUtility.UrlEncoding(filename.ToString ())); 
 
 
 
 
 
  3.如何识别字符串中是否包含韩文 
  http://search.csdn.net/Expert/topic/2456/2456407.xml?temp=.5485498 
  如果只有英文和韩文 
 
 
 
 
  /*******该函数返回字符串中除英文外的字符*********/  create function test(@a varchar(20))  returns varchar(20)  as  begin  declare @b varchar(20),@i int  set @b = ''  set @i = 1  while @i<= len(@a)  begin  if Upper(substring(@a,@i,1)) not between 'A' and 'Z'  set @b = @b + substring(@a,@i,1)  set @i = @i+1  end  return @b  end 
  Select dbo.test('aabc12dsa451') 
 
  --------------------  12451 
 
 
  (所影响的行数为 1 行)  --1.有关多国文字的,一定要用UNICODE判断!  --2.韩文UNICODE分两断: 12592->12687 44032->55203  相关网站:http://www.buja.8u8.com/eeeeee.htm 
 
 
 
 
 
 
  create function hw(@str Nvarchar(100))  returns int  as  begin  declare @a int  set @a=0  while @str<>'' and @a=0  begin  set @a=(case when unicode(left(@str,1)) between 12592 and 12687  or unicode(left(@str,1)) between 44032 and 55203  then 1  else 0 end)  set @str=right(@str,len(@str)-1)  end  return @a  end 
  --调用:  declare @a nvarchar(100)  set @a=N'abc中갃国123'  select dbo.hw(@a) 
  --return: 1 
 
  set @a=N'abc中国123'  select dbo.hw(@a) 
  --return: 0 
 
 
 
 
 
  4.为什么文件读出来的中文字符是乱码? 
 
 
 
 
 
  System.IO.StreamReader m_fs = System.IO.File.OpenText(Hfile_SelectFile.Value); 
 
  改为 
 
 
 
 
  System.IO.StreamReader m_fs = new System.IO.StreamReader(Hfile_SelectFile.Value,System.Text.Encoding.GetEncoding("gb2312")); 
 
 
 
  5.JMAIL 发邮件附件或者没有或者在正文中是乱码 
  http://community.csdn.net/Expert/topic/3172/3172047.xml?temp=.3463404 
  6.怎么解决查询字符串中文乱码问题? 
  查询内容用Server.UrlEncode编码 
  string url ="http://localhost/test/test.aspx?a="+ Server.UrlEncode("张三");  解  -->Server.UrlDecode() 
 
 
 
  来源:网络转载 
 
 
 
  	
 
 
 
  	
 
  	
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
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