swift

1.汉字转拼音

func pinYinZChines(content:String)->String{

     

    let transformContents = CFStringCreateMutableCopy(nil, 0, content)

     

    CFStringTransform( transformContents, nil, kCFStringTransformMandarinLatin, false)

     

    CFStringTransform( transformContents, nil, kCFStringTransformStripDiacritics, false)

     

    let ztransformContents = transformContents as String

     

    let index = ztransformContents.startIndex.advancedBy(0)

     

    let firstString = ztransformContents[index]

     

    let stringZ = String.init(firstString)

     

    return stringZ.uppercaseString

     

}