【Java】+操作配置文件+yaml文件读写

yaml快速入门：https://www.jianshu.com/p/97222440cd08

Java读写yaml文件：https://blog.csdn.net/qq_35315750/article/details/79301388

一、maven依赖

<!-- https://mvnrepository.com/artifact/org.yaml/snakeyaml -->
<dependency>
    <groupId>org.yaml</groupId>
    <artifactId>snakeyaml</artifactId>
    <version>1.17</version>
</dependency>