createKanji

createKanji.js

const fs = require('fs')

function createKanji() {
  const arr = [];
  for (let i = 0x4e00; i < 0x9faf; i++) {
    arr.push(String.fromCharCode(i));
  }
  const sortedChars = arr.sort(Intl.Collator('ja-JP').compare);
  const level1Kanji = sortedChars.slice(0, 2965);
  const level2Kanji = sortedChars.slice(2965, 6355);

  fs.writeFileSync('./output.txt', level1Kanji + level2Kanji);
}
createKanji();