摘要：
参考链接：* https://www.cnblogs.com/fnng/p/7923314.html* https://www.jacoco.org/* https://www.eclemma.org/jacoco/* https://ningyu1.github.io/site/post/77-j 阅读全文
摘要：
1. 安装jdk：略 检查是否安装：执行命令java -version admindeMacBook-Pro-2:~ $ java -version java version "1.8.0_171" Java(TM) SE Runtime Environment (build 1.8.0_171-b 阅读全文