try [JavaScript snippet]

function main() {

  txt_out("1.")

  try {
    inexistant_func()
  }
  catch (e) {
    txt_out("caught: " + e + ", " + typeof(e))
  }

  try {
    var x = null
    txt_out(x.length)
  }
  catch (e) {
    txt_out("caught: " + e + ", " + typeof(e))
  }

  txt_out("2.")
}