index.js
function dispatch(context, event, args) {
    var date = new Date()
    for (var i = 0; i < listeners.length; i++)
      listeners[i](context, event, date, args)
  }
function dispatch(context, event, args) {
    var date = new Date()
    for (var i = 0; i < listeners.length; i++)
      listeners[i](context, event, date, args)
  }
function dispatch ( context , event , args ) { var date = new Date ( ) for ( var i = 0 ; i < listeners . length ; i ++ ) listeners [ i ] ( context , event , date , args ) }
dispatch an event to all listeners
dispatch an event to all listeners