Environment variable in Jenkins Pipeline

Question

Is there any environment variable available for getting the Jenkins Pipeline Title?

I know we can use $JOB_NAME to get title for a freestyle job, but is th

Answer 1

To avoid problems of side effects after changing env, especially using multiple nodes, it is better to set a temporary context.

One safe way to alter the environment is:

 withEnv(['MYTOOL_HOME=/usr/local/mytool']) {
    sh '$MYTOOL_HOME/bin/start'
 }

This approach does not poison the env after the command execution.