JSFiddle - React, Tailwind, and code Playground

by xu xiaofei

HTML

<button id="btn">1</button>

JavaScript

document.getElementById('btn').addEventListener('click', function() {
  console.log('clicked')
})
for (var i = 0; i < 5; i++) {
  (function(i) {
    setTimeout(function() {
      console.log(`+${i}s`)
    }, 1000*i)
  })(i)

}