OpenHarmony三方组件：pinyin4js

npm install @ohos/pinyin4js
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import pinyin4js from 'pinyin4js';

    // more detail methods in test
    // WITH_TONE_NUMBER--数字代表声调，WITHOUT_TONE--不带声调，WITH_TONE_MARK--带声调
    // output: xià#mén#nǐ#hǎo#dà#shà#xià#mén
console.info("00771-" + pinyin4js.convertToPinyinString('校对', '#', pinyin4js.WITH_TONE_MARK));
console.info("00771-" + pinyin4js.convertToPinyinString('學校', '#', pinyin4js.WITH_TONE_MARK));
console.info("00772-" + pinyin4js.convertToPinyinString('厦门你好大厦厦门', '#', pinyin4js.WITHOUT_TONE));
    
    // 首字母风格
    // output: xmnhdsxm
console.info("00773-" + pinyin4js.convertToPinyinString('厦门你好大厦厦门', '', pinyin4js.FIRST_LETTER));
    // or
console.info("00774-" + pinyin4js.getShortPinyin('厦门你好大厦厦门'));
    
    // 繁体转简体
console.info("00775-" + pinyin4js.convertToSimplifiedChinese('歲月時光'));
    // 简体转繁体
console.info("00776-" + pinyin4js.convertToTraditionalChinese('岁月时光'));
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