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

}