JSFiddle - React, Tailwind, and code Playground

by Pedro Marcano

JavaScript

var users = {
	 checkEmpty: function(item) {
   	return item || 'vacio';
   },
   fillUsers: function(item) {
   		this.user = this.user || [];
      this.user.push(item);
   },
   removeUser: function(item) {
   		return (this.user.indexOf(item) >= 0) ?
      this.user.splice(this.user.indexOf(item),1)[0] :
      'usuario no encontrado';
   },
   filterUsers: function(item) {
      return this.user.filter(function(elem){
      		return elem != item;
      });
   }
};

users.fillUsers('alex');
users.fillUsers('pedro');
users.fillUsers('benito');
users.removeUser('sdsdsdsd');
alert(users.user);
alert(users.filterUsers('alex'));

//alert(users.user);
//alert(users.checkEmpty(''));