JSFiddle - React, Tailwind, and code Playground

HTML

<button id="testElem">
Test event
</button>

JavaScript

function getAllEvents(element) {
    var result = [];
    var events = $._data( element[0], "events" );
    for(e in events){
    	result.push(e);
    }
    return result.join(' ');
}

$('#testElem').on('testEvent1', function(){
	//some code....
});

$('#testElem').on('testEvent2', function(){
	//some code....
});

$('#testElem').on('click', function(){
	//some code....
  $(this).trigger('testEvent1');
});

$('#testElem').on('focus', function(){
	//some code....
});

//get all events as string separated by space to use for the listener
var allEvents = getAllEvents($('#testElem'));

console.log(allEvents);

//listener
$('#testElem').on(allEvents, function(e){
	console.log('the event is :', e);
});