Gatling Session API

GatlingSession.scala

var fileBFeeder = csv("fileB.csv").circular
val scn = scenario("test")
.feed(fileBFeeder)
.exec(http("My Req")
   .get("/api/users")
   .check(
    regex("""${account_id}""")
    .saveAs("account_id")))
  .exec(session => {
      // print account name.
      println(" Login Account >>> " + session("account_id").as[String])
      session})
  .pause(1)