func doStart(_data)
  println(f + ' = microtime();')
  event(onStart, _data)
end

func doStop(_data)
  event(onStop, '(microtime() - ' f + ')')
end

section java

func doStart(_data)
  println(f + ' = (new Date()).getTime();')
  event(onStart, _data)
end

func doStop(_data)
  event(onStop, '((new Date()).getTime() - ' + f + ')')
end