安装Java8 教程

系统说明下载jar文件安装jdk查看jdk安装路径

系统说明

系统：macOS10.15.7 jdk版本: 1.8.0.261

下载jar文件

下载jdk: https://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html.

点击以下文件，登录后即可下载

安装jdk

和普通文件一样下载就好，安装成功后输入java -version 查看版本号

sugooddeiMac:~ sugood$ java -version java version "1.8.0_261" Java(TM) SE Runtime Environment (build 1.8.0_261-b12) Java HotSpot(TM) 64-Bit Server VM (build 25.261-b12, mixed mode) sugooddeiMac:~ sugood$

查看jdk安装路径

终端中输入指令查看安装路径 /usr/libexec/java_home -V

sugooddeiMac:Cellar sugood$ /usr/libexec/java_home -V Matching Java Virtual Machines (1): 1.8.0_261, x86_64: "Java SE 8" /Library/Java/JavaVirtualMachines/jdk1.8.0_261.jdk/Contents/Home /Library/Java/JavaVirtualMachines/jdk1.8.0_261.jdk/Contents/Home