java-tutorials/jenkins-modules/jenkins-jobs/output-job/pipeline-returnstdouttrim-job

pipeline {
    agent any
    stages {
        stage('Example') {
            steps {
                script {
                  def output = sh(returnStdout: true, returnStdoutTrim: true, script: 'echo "    hello    "')
                    echo "Output: '${output}'"
                }
            }
        }
    }
}