JSFiddle - React, Tailwind, and code Playground

JavaScript

function EventMenu(arr) {
	if (typeof arr != 'undefined') {
		var all, all_event = "";
	    var men, men_event, women, women_event = "";
	
		var obj = JSON.parse(arr);
	    for(var i=0; i < obj.length; i++) {
		    all_event += '<li class="level2"><a class="level2" href="' + obj[i].url + '">' + obj[i].name + '</a></li>';

	        if(obj[i].event_menu.match(/187/g))
	        {
		        console.log(i, obj[i].event_menu);
	            men_event += '<li class="level1"><a class="level1" href="' + obj[i].url + '">' + obj[i].name + '</a></li>';
	        }
	        
	        if(obj[i].event_menu.match(/188/g))
	        {
	             women_event += '<li class="level1"><a class="level1" href="' + obj[i].url + '">' + obj[i].name + '</a></li>';
	        }
		}
	    men = '<ul class="level0">'+men_event+'</ul>'; 
	    women = '<ul class="level0">'+women_event+'</ul>'; 
	    all ='<ul class="level0">'+all_event+'</ul>';
		console.log(men_event);		
		}
}


var eventList = [{"event_menu":"4","name":"VIP PLAZA 1","url":"http:\/\/local.vipplaza.com\/index.php\/all-events\/02030209\/vip-plaza-1.html"},{"event_menu":"188","name":"VIP PLAZA 2","url":"http:\/\/local.vipplaza.com\/index.php\/all-events\/02030209\/vip-plaza-2.html"},{"event_menu":"187","name":"VIP PLAZA 3","url":"http:\/\/local.vipplaza.com\/index.php\/all-events\/02030209\/vip-plaza-3.html"},{"event_menu":"4,187","name":"VIP PLAZA 4","url":"http:\/\/local.vipplaza.com\/index.php\/all-events\/02030209\/vip-plaza-4.html"}];
EventMenu(JSON.stringify(eventList));