資源簡介
在一個項目總ComboBox中有很多項目,用戶查找非常麻煩,系統(tǒng)自帶的快速定位是匹配首字母,使用起來非常不方便。網(wǎng)上找了很多,都是基于Items.Add()的方式,這種方式不支持數(shù)據(jù)源的鍵值對應(yīng)。所以自己寫了一個,發(fā)上來給大家分享!

代碼片段和文件信息
using?System;
using?System.Collections.Generic;
using?System.Text;
namespace?Socg
{
public?class?Common
{
#region?public?static?char?GetChineseSpell()----提取漢字的拼音首字母
///?
///?將Asc碼轉(zhuǎn)換為拼音首字母。
///?如果?Asc?小于256,則原樣返回
///?如果?轉(zhuǎn)換失敗,則返回“*“。如:中文標點符號
///?速度:25000000次/秒
///?
///?字符的Asc碼
///?拼音首字母
public?static?char?GetChineseSpell(int?ChineseAsc)
{
if(ChineseAsc?256)
return?(char)ChineseAsc;
else?if(ChineseAsc?>=?45217?&&?ChineseAsc?45253)
return?‘A‘;
else?if(ChineseAsc?>=?45253?&&?ChineseAsc?45761)
return?‘B‘;
else?if(ChineseAsc?>=?45761?&&?ChineseAsc?46318)
return?‘C‘;
else?if(ChineseAsc?>=?46318?&&?ChineseAsc?46826)
return?‘D‘;
else?if(ChineseAsc?>=?46826?&&?ChineseAsc?47010)
return?‘E‘;
else?if(ChineseAsc?>=?47010?&&?ChineseAsc?47297)
return?‘F‘;
else?if(ChineseAsc?>=?47297?&&?ChineseAsc?47614)
return?‘G‘;
else?if(ChineseAsc?>=?47614?&&?ChineseAsc?48119)
return?‘H‘;
// else?if(ChineseAsc>=48119&&ChineseAsc<48119)return?‘I‘;
else?if(ChineseAsc?>=?48119?&&?ChineseAsc?49062)
return?‘J‘;
else?if(ChineseAsc?>=?49062?&&?ChineseAsc?49324)
return?‘K‘;
else?if(ChineseAsc?>=?49324?&&?ChineseAsc?49896)
return?‘L‘;
else?if(ChineseAsc?>=?49896?&&?ChineseAsc?50371)
return?‘M‘;
else?if(ChineseAsc?>=?50371?&&?ChineseAsc?50614)
return?‘N‘;
else?if(ChineseAsc?>=?50614?&&?ChineseAsc?50622)
return?‘O‘;
else?if(ChineseAsc?>=?50622?&&?ChineseAsc?50906)
return?‘P‘;
else?if(ChineseAsc?>=?50906?&&?ChineseAsc?51387)
return?‘Q‘;
else?if(ChineseAsc?>=?51387?&&?ChineseAsc?51446)
return?‘R‘;
else?if(ChineseAsc?>=?51446?&&?ChineseAsc?52218)
return?‘S‘;
else?if(ChineseAsc?>=?52218?&&?ChineseAsc?52698)
return?‘T‘;
// else?if(ChineseAsc>=52698&&ChineseAsc<52698)return?‘U‘;
// else?if(ChineseAsc>=52698&&ChineseAsc<52698)return?‘V‘;
else?if(ChineseAsc?>=?52698?&&?ChineseAsc?52980)
return?‘W‘;
else?if(ChineseAsc?>=?52980?&&?ChineseAsc?53689)
return?‘X‘;
else?if(ChineseAsc?>=?53689?&&?ChineseAsc?54481)
return?‘Y‘;
else?if(ChineseAsc?>=?54481)
return?‘Z‘;
else
return?‘*‘;
}
///?
///?將漢字字符轉(zhuǎn)換為拼音首字母。
///?如果?Asc?小于256,則原樣返回
///?如果?轉(zhuǎn)換失敗,則返回“*“。如:中文標點符號
///?速度:1500000次/秒
///?
///?要轉(zhuǎn)換的字符
///?拼音首字母
public?static?char?GetChineseSpell(char?ChineseChar)
{
int?ChineseAsc;
byte[]?ChineseByte?=System.Text.Encoding.Default.GetBytes(ChineseChar.ToString());
if(ChineseByte.Length?2)
{
ChineseAsc?=?ChineseByte[0];
}
else
{
ChineseAsc?=?(ChineseByte[0]?<8)?+?ChineseByte[1];
}
return?GetChineseSpell(ChineseAsc);
}
///?
///?將包含漢字的字符串轉(zhuǎn)換為拼音首
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1398??2013-03-23?03:35??智能過濾.sln
?????文件????????120??2013-03-23?03:25??SocgComboBox\app.config
?????文件???????8704??2013-03-23?03:35??SocgComboBox\bin\Debug\SocgComboBox.dll
?????文件????????120??2013-03-23?03:25??SocgComboBox\bin\Debug\SocgComboBox.dll.config
?????文件??????22016??2013-03-23?03:35??SocgComboBox\bin\Debug\SocgComboBox.pdb
?????文件??????14328??2013-03-23?03:34??SocgComboBox\bin\Debug\SocgComboBox.vshost.exe
?????文件????????120??2013-03-23?03:25??SocgComboBox\bin\Debug\SocgComboBox.vshost.exe.config
?????目錄??????????0??2013-03-23?03:34??SocgComboBox\bin\Debug
?????目錄??????????0??2013-03-23?03:26??SocgComboBox\bin
?????文件??????10269??2013-03-23?03:33??SocgComboBox\Common.cs
?????目錄??????????0??2013-03-23?03:26??SocgComboBox\obj\Debug\Refactor
?????文件????????423??2013-03-23?03:34??SocgComboBox\obj\Debug\SocgComboBox.csproj.FileListAbsolute.txt
?????文件???????8704??2013-03-23?03:35??SocgComboBox\obj\Debug\SocgComboBox.dll
?????文件??????22016??2013-03-23?03:35??SocgComboBox\obj\Debug\SocgComboBox.pdb
?????目錄??????????0??2013-03-23?03:24??SocgComboBox\obj\Debug\TempPE
?????目錄??????????0??2013-03-23?03:35??SocgComboBox\obj\Debug
?????目錄??????????0??2013-03-23?03:24??SocgComboBox\obj
?????文件???????1346??2013-03-23?03:35??SocgComboBox\Properties\AssemblyInfo.cs
?????目錄??????????0??2013-03-23?03:35??SocgComboBox\Properties
?????文件???????5751??2013-03-23?03:33??SocgComboBox\SocgComboBox.cs
?????文件???????2432??2013-03-23?03:34??SocgComboBox\SocgComboBox.csproj
?????目錄??????????0??2013-03-23?03:48??SocgComboBox
?????文件????????120??2013-03-23?03:36??測試\app.config
?????文件???????8704??2013-03-23?03:35??測試\bin\Debug\SocgComboBox.dll
?????文件??????22016??2013-03-23?03:35??測試\bin\Debug\SocgComboBox.pdb
?????文件???????7680??2013-03-23?03:41??測試\bin\Debug\測試.exe
?????文件????????120??2013-03-23?03:36??測試\bin\Debug\測試.exe.config
?????文件??????19968??2013-03-23?03:41??測試\bin\Debug\測試.pdb
?????文件??????14328??2013-03-23?03:42??測試\bin\Debug\測試.vshost.exe
?????文件????????120??2013-03-23?03:36??測試\bin\Debug\測試.vshost.exe.config
............此處省略26個文件信息
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