Promesa simple ul
by Fabian Allel
JavaScript
var p1= new Promise(function(resolve, reject){
setTimeout(function(){
reject('Promesa cumplida!!');
}, 2000);
});
p1.then(function(valor){
console.log('resolve');
console.log(valor);
}).catch(function(valor){
console.log('catch');
console.log(valor);
});