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本帖最后由 tanhong 于 2011-6-21 19:15 編輯
之前發(fā)過一個將拼音轉(zhuǎn)換為無聲調(diào)拼音函數(shù),是通過數(shù)組方法實(shí)現(xiàn)(請參看之前所發(fā)實(shí)例),但在實(shí)際運(yùn)行中發(fā)現(xiàn)調(diào)用要慢很多,將其做了一些改進(jìn),用循環(huán)比對方法,速度提高不少,發(fā)上來分享一下.
- '枚舉無聲調(diào)拼音輸出常量
- Enum NotTonesPinyin
- NOTONESPINYIN = 1 '無聲調(diào)拼音
- NUMTIONES= 2 '聲調(diào)數(shù)字標(biāo)識
- End Enum
- '---------------------------------------------------------------------------------------------------
- '功能:實(shí)現(xiàn)拼音的轉(zhuǎn)換,如:bāo --> bao ,獲得拼的聲調(diào):如:bāo 聲調(diào)為:1
- '輸入:strPy字符串變量,為有聲調(diào)拼音,
- ' OutputType 可選參數(shù),默認(rèn)參數(shù)值: "1"無聲調(diào)拼音, "2"聲調(diào)數(shù)標(biāo)識, "3"拼音和聲調(diào)數(shù)字標(biāo)識
- '輸出:String字符串變量
- '調(diào)用:1、無 聲 調(diào) 拼 音:=PinYinNumTones("bǎng") 結(jié)果為:bang
- ' 2、聲 調(diào) 值:=PinYinNumTones("bǎng", NumTones) 結(jié)果為:3
- ' 3、無聲調(diào)拼音及聲調(diào)值:=PinYinNumTones("bǎng",NoTonesPinYin + NumTones) 結(jié)果為:bang3
- '編程:江羽 2011-6-16
- '----------------------------------------------------------------------------------------------------
- Public Function PinYinNumTones(ByVal strPy As String, _
- Optional OutputType As NotTonesPinyin = 1) As String
- Dim I, J As Integer '循環(huán)變量
- Dim strTones As String '聲調(diào)數(shù)字標(biāo)識
- Dim strPinyin As String '無聲調(diào)拼音
- Const TONESCHR = "āáǎàēéěèīíǐìōóǒòūúǔùǖǘǚǜ"
- Const NOTTONES = "aeiouv"
- '初始變量值
- strTones = 0
- strPinyin = strPy
- '獲得聲調(diào)數(shù)字碼及無聲調(diào)拼音
- For I = 0 To 23: For J = 1 To Len(strPy)
- If Mid(TONESCHR, I + 1, 1) = Mid(strPy, J, 1) Then
- '將無音標(biāo)拼音及聲調(diào)數(shù)值分別賦值給變量
- strPinyin = Replace(strPy, Mid(strPy, J, 1), Mid(NOTTONES, I \ 4 + 1, 1))
- strTones = I Mod 4 + 1
- GoTo ChrOutput '替換完后跳出,以期提高速度
- End If
- Next: Next
- ChrOutput:
- '按要求輸出結(jié)果
- Select Case OutputType
- Case 1 '替換不含聲調(diào)拼音
- PinYinNumTones = strPinyin
- Case 2 '輸出聲調(diào)數(shù)字碼
- PinYinNumTones = strTones
- Case 3 '以數(shù)字標(biāo)識聲調(diào)輸出拼音
- PinYinNumTones = strPinyin & strTones
- End Select
- End Function
復(fù)制代碼
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