Extract status code and response from curl request on Jenkins with Groovy

responseAndStatus.groovy

node {
  stage('Get response and status code') {
    curlCommand = "curl -s -w '%{response_code}' www.example.com"
    response = sh(script: curlCommand, returnStdout: true).trim()
    responseCode = response.tokenize('\n').last()
  }
}