JSFiddle - React, Tailwind, and code Playground
JavaScript
var Person = function(){
var self = this;
self.speak = function(str){
console.log(str);
}
self.sleepAndWakeUp = function(){
console.log('ZZZZZZZZZzzzzz.....');
var interval = setTimeout(function(){
self.speak('Good Morning');
}, 300)
}
}
var me = new Person();
me.speak("testing speak interface");
me.sleepAndWakeUp();