rn("This is a warning")
  logger2.warn("This is a warning")
  logger3.warn("This is a warning")

  header("Debug: logger.debug()")
  logger1.debug("This is a debug")
  logger2.debug("This is a debug")
  logger3.debug("This is a debug")

  header("Errors: logger.error()")
  logger1.error("This is an error")
  logger2.error("This is an error")
  logger3.error("This is an error")
</script>


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