Java：Linux/Windows/macOS安装JDK

(目录)

开发环境安装JDK

可以通过oracle的官方下载地址，下载安装

• https://www.oracle.com/cn/java/technologies/downloads/
• https://www.oracle.com/cn/java/technologies/downloads/archive/

生产环境安装JDK

文档

• https://openjdk.org/install/

# Java Runtime Environment
yum install java-1.8.0-openjdk

# develop
yum install java-1.8.0-openjdk-devel

Java版本

Oracle JDK

$ java -version
java version "1.8.0_251"
Java(TM) SE Runtime Environment (build 1.8.0_251-b08)
Java HotSpot(TM) 64-Bit Server VM (build 25.251-b08, mixed mode)

OpenJDK

java -version
openjdk version "1.8.0_262"
OpenJDK Runtime Environment (build 1.8.0_262-b10)
OpenJDK 64-Bit Server VM (build 25.262-b10, mixed mode)

参考 学妹问我：OpenJDK是什么？作为师哥，必须万字详解屁颠屁颠奉上