JSFiddle - React, Tailwind, and code Playground

by Kai Wang

JavaScript

let p = new Promise((resolve, reject) => {
  let tmp = 6;
  setTimeout(() => {
    if (tmp < 4) {
      resolve(tmp+"success")
    } else {
      reject(tmp+"failed")
    }
  }, 1000)

})
p.then(data => {
  console.log(data)
}).catch(err => {
  console.log(err)
})