24%2CEventSource"
    title="`$`(ev: EventSource): string">`$`(ev: EventSource): string</a></li>
  <li><a class="reference" href="#%24%2Cref.EventSource"
    title="`$`(ev: ref EventSource): string">`$`(ev: ref EventSource): string</a></li>

  </ul>
  <ul class="simple nested-toc-section">addListener
      <li><a class="reference" href="#addListener%2CEventSource%5BT%5D%2Cproc%28T%29"
    title="addListener[T](es: var EventSource[T]; listener: proc (message: T): void)">addListener[T](es: var EventSource[T];