C#获取汉字字符串拼音首字母的方法
本文实例讲述了C#获取汉字字符串拼音首字母的方法。分享给大家供大家参考。具体如下：
这个C#类经常能够用到，将提取汉字的拼音首字母，方便用户查询
usingSystem.Text;
namespaceDotNet.Utilities
{
publicclassPinYin
{
publicstringGetFirstLetter(stringhz)
{
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stringls_second_ch="亍丌兀丐廿卅丕亘丞鬲孬噩丨禺丿匕乇夭爻卮氐囟胤馗毓睾鼗丶亟"+
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"耔耖耜耠耢耥耦耧耩耨耱耋耵聃聆聍聒聩聱覃顸颀颃颉颌颍颏颔颚颛颞颟颡颢颥颦虍虔虬虮虿虺虼虻蚨蚍蚋蚬蚝蚧蚣蚪蚓蚩蚶蛄蚵蛎蚰蚺蚱蚯蛉蛏蚴蛩蛱蛲蛭蛳蛐蜓蛞蛴蛟蛘蛑蜃蜇蛸蜈蜊蜍蜉蜣蜻蜞蜥蜮蜚蜾蝈蜴蜱蜩蜷蜿螂蜢蝽蝾蝻蝠蝰蝌蝮螋蝓蝣蝼蝤蝙蝥螓螯螨蟒蟆螈螅螭螗螃螫蟥螬螵螳蟋蟓螽蟑蟀蟊蟛蟪蟠蟮蠖蠓蟾蠊蠛蠡蠹蠼缶罂罄罅舐竺竽笈笃笄笕笊笫笏筇笸笪笙笮笱笠笥笤笳笾笞筘筚筅筵筌筝筠筮筻筢筲筱箐箦箧箸箬箝箨箅箪箜箢箫箴篑篁篌篝篚篥篦篪簌篾篼簏簖簋簟簪簦簸籁籀臾舁舂舄臬衄舡舢舣舭舯舨舫舸舻舳舴舾艄艉艋艏艚艟艨衾袅袈裘裟襞羝羟"+
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"鳕鳗鳘鳙鳜鳝鳟鳢靼鞅鞑鞒鞔鞯鞫鞣鞲鞴骱骰骷鹘骶骺骼髁髀髅髂髋髌髑魅魃魇魉魈魍魑飨餍餮饕饔髟髡髦髯髫髻髭髹鬈鬏鬓鬟鬣麽麾縻麂麇麈麋麒鏖麝麟黛黜黝黠黟黢黩黧黥黪黯鼢鼬鼯鼹鼷鼽鼾齄";
stringreturn_py="";
byte[]array=newbyte[2];
for(inti=0;i<hz.Length;i++)
{
array=System.Text.Encoding.Default.GetBytes(hz[i].ToString());
//非汉字
if(array[0]<176)
{
return_py+=hz[i];
}
//一级汉字
elseif(array[0]>=176&&array[0]<=215)
{
if(hz[i].ToString().CompareTo("匝")>=0)
return_py+="z";
elseif(hz[i].ToString().CompareTo("压")>=0)
return_py+="y";
elseif(hz[i].ToString().CompareTo("昔")>=0)
return_py+="x";
elseif(hz[i].ToString().CompareTo("哇")>=0)
return_py+="w";
elseif(hz[i].ToString().CompareTo("塌")>=0)
return_py+="t";
elseif(hz[i].ToString().CompareTo("撒")>=0)
return_py+="s";
elseif(hz[i].ToString().CompareTo("然")>=0)
return_py+="r";
elseif(hz[i].ToString().CompareTo("期")>=0)
return_py+="q";
elseif(hz[i].ToString().CompareTo("啪")>=0)
return_py+="p";
elseif(hz[i].ToString().CompareTo("哦")>=0)
return_py+="o";
elseif(hz[i].ToString().CompareTo("拿")>=0)
return_py+="n";
elseif(hz[i].ToString().CompareTo("妈")>=0)
return_py+="m";
elseif(hz[i].ToString().CompareTo("垃")>=0)
return_py+="l";
elseif(hz[i].ToString().CompareTo("喀")>=0)
return_py+="k";
elseif(hz[i].ToString().CompareTo("击")>=0)
return_py+="j";
elseif(hz[i].ToString().CompareTo("哈")>=0)
return_py+="h";
elseif(hz[i].ToString().CompareTo("噶")>=0)
return_py+="g";
elseif(hz[i].ToString().CompareTo("发")>=0)
return_py+="f";
elseif(hz[i].ToString().CompareTo("蛾")>=0)
return_py+="e";
elseif(hz[i].ToString().CompareTo("搭")>=0)
return_py+="d";
elseif(hz[i].ToString().CompareTo("擦")>=0)
return_py+="c";
elseif(hz[i].ToString().CompareTo("芭")>=0)
return_py+="b";
elseif(hz[i].ToString().CompareTo("啊")>=0)
return_py+="a";
}
//二级汉字
elseif(array[0]>=215)
{
return_py+=ls_second_eng.Substring(ls_second_ch.IndexOf(hz[i].ToString(),0),1);
}
}
returnreturn_py.ToUpper();
}
///<summary>
///取汉字拼音的首字母
///</summary>
///<paramname="UnName">汉字</param>
///<returns>首字母</returns>
publicstaticstringGetCodstring(stringUnName)
{
inti=0;
ushortkey=0;
stringstrResult=string.Empty;
Encodingunicode=Encoding.Unicode;
Encodinggbk=Encoding.GetEncoding(936);
byte[]unicodeBytes=unicode.GetBytes(UnName);
byte[]gbkBytes=Encoding.Convert(unicode,gbk,unicodeBytes);
while(i<gbkBytes.Length)
{
if(gbkBytes[i]<=127)
{
strResult=strResult+(char)gbkBytes[i];
i++;
}
#region生成汉字拼音简码,取拼音首字母
else
{
key=(ushort)(gbkBytes[i]*256+gbkBytes[i+1]);
if(key>='\uB0A1'&&key<='\uB0C4')
{
strResult=strResult+"A";
}
elseif(key>='\uB0C5'&&key<='\uB2C0')
{
strResult=strResult+"B";
}
elseif(key>='\uB2C1'&&key<='\uB4ED')
{
strResult=strResult+"C";
}
elseif(key>='\uB4EE'&&key<='\uB6E9')
{
strResult=strResult+"D";
}
elseif(key>='\uB6EA'&&key<='\uB7A1')
{
strResult=strResult+"E";
}
elseif(key>='\uB7A2'&&key<='\uB8C0')
{
strResult=strResult+"F";
}
elseif(key>='\uB8C1'&&key<='\uB9FD')
{
strResult=strResult+"G";
}
elseif(key>='\uB9FE'&&key<='\uBBF6')
{
strResult=strResult+"H";
}
elseif(key>='\uBBF7'&&key<='\uBFA5')
{
strResult=strResult+"J";
}
elseif(key>='\uBFA6'&&key<='\uC0AB')
{
strResult=strResult+"K";
}
elseif(key>='\uC0AC'&&key<='\uC2E7')
{
strResult=strResult+"L";
}
elseif(key>='\uC2E8'&&key<='\uC4C2')
{
strResult=strResult+"M";
}
elseif(key>='\uC4C3'&&key<='\uC5B5')
{
strResult=strResult+"N";
}
elseif(key>='\uC5B6'&&key<='\uC5BD')
{
strResult=strResult+"O";
}
elseif(key>='\uC5BE'&&key<='\uC6D9')
{
strResult=strResult+"P";
}
elseif(key>='\uC6DA'&&key<='\uC8BA')
{
strResult=strResult+"Q";
}
elseif(key>='\uC8BB'&&key<='\uC8F5')
{
strResult=strResult+"R";
}
elseif(key>='\uC8F6'&&key<='\uCBF9')
{
strResult=strResult+"S";
}
elseif(key>='\uCBFA'&&key<='\uCDD9')
{
strResult=strResult+"T";
}
elseif(key>='\uCDDA'&&key<='\uCEF3')
{
strResult=strResult+"W";
}
elseif(key>='\uCEF4'&&key<='\uD188')
{
strResult=strResult+"X";
}
elseif(key>='\uD1B9'&&key<='\uD4D0')
{
strResult=strResult+"Y";
}
elseif(key>='\uD4D1'&&key<='\uD7F9')
{
strResult=strResult+"Z";
}
else
{
strResult=strResult+"?";
}
i=i+2;
}
#endregion
}
returnstrResult;
}
}
}
希望本文所述对大家的C#程序设计有所帮助。