fix
zhoucong
2022-05-16 3a92e5f6e38e7e6df39ff211eeae3ddb5ab2228c
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="JavaScriptSettings">
    <option name="languageLevel" value="ES6" />
  </component>
</project>