src/event-helper.js
/**
 * Listens for the specified event on the element.
 * @param {!EventTarget} element
 * @param {string} eventType
 * @param {function(!Event)} listener
 * @param {Object=} opt_evtListenerOpts
 * @return {!UnlistenDef}
 */
Listens for the specified event on the element.
Listens for the specified event on the element .
function listen(element, eventType, listener, opt_evtListenerOpts) {
  return internalListenImplementation(
    element,
    eventType,
    listener,
    opt_evtListenerOpts
  );
}
function listen ( element , eventType , listener , opt_evtListenerOpts ) { return internalListenImplementation ( element , eventType , listener , opt_evtListenerOpts ) ; }
Listens for the specified event on the element.
Listens for the specified event on the element .