java - 如何使用最新的Java SE版本？(How to use the latest Java SE version?)

Question

I had Java SE (version 8) installed on my computer (Windows 10).

(我在计算机（Windows 10）上安装了Java SE（版本8）。)

Now, I have downloaded version 13. I have also added the path

(现在，我下载了版本13。我还添加了路径)

C:\Program Files\Java\jdk-13.0.1\bin

(C：\ Program Files \ Java \ jdk-13.0.1 \ bin)

in Environment Variables -> System Variables -> Path

(在环境变量->系统变量->路径中)

But still when I write

(但是当我写的时候)

java -version

(Java版本)

on cmd, I get the path of the older version.

(在cmd上，我得到了旧版本的路径。)

java version "1.8.0_231"

(Java版本“ 1.8.0_231”)

Java(TM) SE Runtime Environment (build 1.8.0_231-b11)

(Java（TM）SE运行时环境（内部版本1.8.0_231-b11）)

Java HotSpot(TM) 64-Bit Server VM (build 25.231-b11, mixed mode)

(Java HotSpot（TM）64位服务器VM（内部版本25.231-b11，混合模式）)

Upon writing

(写作时)

where java

(哪里java)

I got the following result

(我得到以下结果)

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe

(C：\ Program Files（x86）\ Common Files \ Oracle \ Java \ javapath \ java.exe)

C:\ProgramData\Oracle\Java\javapath\java.exe

(C：\ ProgramData \ Oracle \ Java \ javapath \ java.exe)

C:\Program Files\Java\jdk-13.0.1\bin\java.exe

(C：\ Program Files \ Java \ jdk-13.0.1 \ bin \ java.exe)

In the environment variables ->

(在环境变量中->)

I get the following relevant paths:

(我得到以下相关路径：)

C:\ProgramData\Oracle\Java\javapath

(C：\ ProgramData \ Oracle \ Java \ javapath)

C:\Program Files\Java\jdk-13.0.1\bin

(C：\ Program Files \ Java \ jdk-13.0.1 \ bin)

Note: doesn't have the path of Java 8 as I deleted it.

(注意：我删除Java 8时没有路径。)

Interestingly, I am still able to run the Java code.

(有趣的是，我仍然能够运行Java代码。)

I am confused now..

(我现在很困惑。)

  ask by Ricky translate from so

Answer 1

Move C:\Program Files\Java\jdk-13.0.1\bin to the top in the list of environment variables.

(将C:\Program Files\Java\jdk-13.0.1\bin到环境变量列表的顶部。)

Then, open a new command prompt and execute java -version .

(然后，打开一个新的命令提示符并执行java -version 。)