Android获取拼音首字母大写_android依赖pinyin4j-2.5.0

1.添加依赖

implementation 'com.belerweb:pinyin4j:2.5.0'
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2.kotlin代码如下

import net.sourceforge.pinyin4j.PinyinHelper

object PinyinUtils {

    fun getUpperFirstWord(s:String): String {
        val pinyinArray = PinyinHelper.toHanyuPinyinStringArray(s[0])
        return if (pinyinArray == null) {
            if (s[0] in 'a'..'z' || s[0] in 'A'..'Z') {
                s[0].uppercase()
            } else {
                "#"
            }
        } else {
            pinyinArray[0][0].uppercase()
        }
    }
}
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