Demo from: https://github.com/superbiger/pinyin4js
<script src="./dist/pinyin4js.js"></script><script>function getPinyinFirstLetter (cc, splitString = '') { return pinyin4js.convertToPinyinString(cc, splitString, pinyin4js.FIRST_LETTER)}getPinyinFirstLetter('厦门你好大厦厦门')// output: xmnhdsxm</script>
