如何在IntelliJ IDEA中统一设置编码为utf-8编码

设置1

File->Settings->Editor->File Encodings

设置2

File->Other Settings->Default Settings ->Editor->File Encodings

设置3

将项目中的.idea文件夹中的encodings.xml文件中的编码格式改为uft-8

<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="Encoding" defaultCharsetForPropertiesFiles="UTF-8">
    <file url="PROJECT" charset="UTF-8" />
  </component>
</project>

设置4

File->Settings->Build,Execution,Deployment -> Compiler -> Java Compiler
设置 Additional command line parameters选项为 -encoding utf-8