java compiler normal Javac error is not an internal or external command

Javac is not an internal or external command

Installing JDK version jdk-8u111-windows-x64 (jdk1.8.0_111)

Configure the Environment:

Java_home

d:\xiazai\java\jdk1.8.0_111;d:\xiazai\java\jre1.8.0_111 (Installation path for JDK and JRE)

Path

D:\xiazai\java\jdk1.8.0_111;d:\xiazai\java\jre1.8.0_111\bin (The bin path of the JDK and the bin path of the JRE)

Classpath

.; %java_home%\bin\jre\lib\rt.jar;.;

When the environment is configured here, the cmd command Java is OK, but Javac does not, the appearance of javac is not internal or external command ....

Workaround:

Computer right-Properties-advanced system Settings-advanced-environment variables-User variables-New

Path

D:\xiazai\Java\jdk1.8.0_111\bin (Path to JDK bin)

java compiler normal Javac error is not an internal or external command