C#： 中文和UNICODE字符转换方法 及仿安居客地图实现。。。错误 GMap2未定义 解决办法 -VB 中文转为UNICODE字符
错误 GMap2未定义 解决办法 (关键在于：charset="utf-8" )
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''/////************************* VB 中文转为UNICODE字符
''//中文转为UNICODE字符
''Dim str As String = "新景花园"
''Dim outStr As String = ""
''Dim i As Integer = 0
''For i = 1 To str.Length
'' outStr = outStr + "\u" + Hex(AscW(Mid(str, i, 1))).ToString()
''Next i
代码
context.Response.ContentType="application/json";
context.Response.Charset="utf-8";
stringtxt="{\"50697\":[\"\u65b0\u666f\u5bb6\u56ed\",392,39.8957115,116.4256382]}";
context.Response.Write(txt);
//Response.Write("\u65b0\u666f\u5bb6\u56ed"+"<br>");
//Response.Charset="utf-8";
//stringstr="动网新闻";
//stringoutStr="";
//if(!string.IsNullOrEmpty(str))
//{
//for(inti=0;i<str.Length;i++)
//{
////将中文字符转为10进制整数，然后转为16进制unicode字符
//outStr+="\\u"+((int)str[i]).ToString("x");
//}
//}
//Response.Write(outStr);
//Response.End();
//////中文转为UNICODE字符
////stringstr="中文";
////stringoutStr="";
////if(!string.IsNullOrEmpty(str))
////{
////for(inti=0;i<str.Length;i++)
////{
//////将中文字符转为10进制整数，然后转为16进制unicode字符
////outStr+="\\u"+((int)str[i]).ToString("x");
////}
////}
//////UNICODE字符转为中文
////stringstr="\\u4e2d\\u6587";
////stringoutStr="";
////if(!string.IsNullOrEmpty(str))
////{
////string[]strlist=str.Replace("\\","").Split('u');
////try
////{
////for(inti=1;i<strlist.Length;i++)
////{
//////将unicode字符转为10进制整数，然后转为char中文字符
////outStr+=(char)int.Parse(strlist[i],System.Globalization.NumberStyles.HexNumber);
////}
////}
////catch(FormatExceptionex)
////{
////outStr=ex.Message;
////}
////}
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context.Response.Charset="utf-8";
stringtxt="{\"50697\":[\"\u65b0\u666f\u5bb6\u56ed\",392,39.8957115,116.4256382]}";
context.Response.Write(txt);
//Response.Write("\u65b0\u666f\u5bb6\u56ed"+"<br>");
//Response.Charset="utf-8";
//stringstr="动网新闻";
//stringoutStr="";
//if(!string.IsNullOrEmpty(str))
//{
//for(inti=0;i<str.Length;i++)
//{
////将中文字符转为10进制整数，然后转为16进制unicode字符
//outStr+="\\u"+((int)str[i]).ToString("x");
//}
//}
//Response.Write(outStr);
//Response.End();
//////中文转为UNICODE字符
////stringstr="中文";
////stringoutStr="";
////if(!string.IsNullOrEmpty(str))
////{
////for(inti=0;i<str.Length;i++)
////{
//////将中文字符转为10进制整数，然后转为16进制unicode字符
////outStr+="\\u"+((int)str[i]).ToString("x");
////}
////}
//////UNICODE字符转为中文
////stringstr="\\u4e2d\\u6587";
////stringoutStr="";
////if(!string.IsNullOrEmpty(str))
////{
////string[]strlist=str.Replace("\\","").Split('u');
////try
////{
////for(inti=1;i<strlist.Length;i++)
////{
//////将unicode字符转为10进制整数，然后转为char中文字符
////outStr+=(char)int.Parse(strlist[i],System.Globalization.NumberStyles.HexNumber);
////}
////}
////catch(FormatExceptionex)
////{
////outStr=ex.Message;
////}
////}
仿安居客地图
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5、html--<meta>设置缓存