javac无法识别的命令

Question

I installed java JDK and my environment variables are: 我安装了Java JDK，环境变量为：

JAVA_HOME = C:\Program Files\Java\jdk1.8.0_66
Path = %JAVA_HOME%\bin;etc

Java -version: Java版本：

java version "1.8.0_66"
Java(TM) SE Runtime Environment (build 1.8.0_66-b18)
Java HotSpot(TM) 64-Bit Server VM (build 25.66-b18, mixed mode)

Still, javac is not being recognized 仍然无法识别Javac

Answer 1

You have installed the runtime only, you need the JDK. 您仅安装了运行时，需要JDK。