View the cmd command of the software version

1. View the java version

java -version

2. Check the nodejs version

node -v

3. Check the npm version

npm -v

4. Check the maven version

mvn -version or mvn -v

5. View the git version

git --version

6. View erlang version

erl

7. Check the redis version

redis-server -v

Or redis-cli -v (redis-cli and redis-server are generally compiled from the same source code, so they should be the same.)