以前解决gb2312/big5实时转换的做法一般是修改Response.ContentEncoding
string switchLanguage(String strLanguage){
if(strLanguage.StartsWith("zh-cn")){
Response.ContentEncoding=Encoding.GetEncoding(936);
return "gb2312";
}
if(strLanguage.StartsWith("zh")){
Response.ContentEncoding=Encoding.GetEncoding(950);
return "big5";
}
Response.ContentEncoding=Encoding.GetEncoding(1252);
return "iso-8859-1";
}
范例:
switchLanguage(Request.UserLanguages[0]);
但有些GB2312简体字没有对应的Big5,所以需要先转换成繁体的Gb2312,再进行转换
如:“秋水无恨”的无,“中国”的国,就会显示“秋水?恨”和“中?”
等需要先转化为“秋水無恨”和“中國”,再转化为Big5。
而filter正好帮助我们实现实时切换,主要源代码如下(_sGB和_tGB是GB2312简繁体对应的库)。
public override void Write(byte[] buffer, int offset, int count)
{
Encoding e=Encoding.GetEncoding(936);
string str=e.GetString(buffer,offset,count);
for(int i=0;i
1<str.length;i++){ 0,="" <script="" @="" _sink.write(e.getbytes(str),="" ```="" e="Encoding.GetEncoding(System.Web.HttpContext.Current.Response.Charset);" e.getbytecount(str));="" if(j!="-1)str=str.Replace(_sGB[j],_tGB[j]);" int="" j="_sGB.IndexOf(str[i]);" language="C#" page="" runat="server" }="" 范例:="">
2protected void Page_Load(Object sender, EventArgs ev)
3{
4
5Response.ContentEncoding=Encoding.GetEncoding(936);
6if(Request["e"]!=null){
7Response.Filter = new qswhFilter.g2bFilter(Response.Filter);
8if(Request["e"]=="1")Response.Charset="big5";
9}
10userName.Text="秋水无恨(qiushuiwuhen)";
11}
12
13<asp:hyperlink navigateurl="g2bFilter.aspx" runat="server" text="Gb2312简体"></asp:hyperlink>
14<asp:hyperlink navigateurl="g2bFilter.aspx?e=0" runat="server" text="Gb2312繁体"></asp:hyperlink>
15<asp:hyperlink navigateurl="g2bFilter.aspx?e=1" runat="server" text="Big5繁体"></asp:hyperlink>
16hi,你好,我是<asp:label id="userName/" runat="server">,欢迎来到```
17="csdn中国程序员大本营"
18```。
19
20ps.如果web.config中有
21<globalization fileencoding="gb2312" requestencoding="gb2312" responseencoding="gb2312"></globalization>
22可省略
23Response.ContentEncoding=Encoding.GetEncoding(936);
24
25cs 源代码和dll:
26http://www.blueidea.com/user/qswh/g2bFilter.zip
27dll直接拷到应用程序的bin目录即可调用</asp:label></str.length;i++){>