JSFiddle - React, Tailwind, and code Playground
JavaScript
var toWord = toWord || (function(){
var _words = {
'/1/' : 'um',
'/2/' : 'dois',
'/3/' : 'três',
'/4/' : 'quatro',
'/5/' : 'cinco',
'/6/' : 'seis',
'/7/' : 'sete',
'/8/' : 'oito',
'/9/' : 'nove'
};
return function(number){
var number = number.toString().split('').reverse().join('');
};
}());
console.log(toWord(5));