cc2pinyin.js 示例1: cnChars2PinYin.get('你好**') === 'nihaozhongguo' 示例2: cnChars2PinYin.get('你好**', 'firstToUpperCase') === 'NiHaoZhongGuo' 示例3: cnChars2PinYin.get('你好**', 'onlyFirst') === 'nhzg'