jQuery toggleClass example

Toggle class name on click in jQuery

HTML

<div id="banner-message">
  <p id='poster-1-title'></p>
    <p id='poster-2-title'></p>
  <p id='poster-3-title'></p>
  <p id='poster-4-title'></p>

  <button id='populate' onclick='populate()'>Change color</button>
</div>

CSS

body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
}

#banner-message {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  font-size: 25px;
  text-align: center;
  transition: all 0.2s;
  margin: 0 auto;
  width: 300px;
}

button {
  background: #0084ff;
  border: none;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 15px;
  color: #fff;
}

#banner-message.alt {
  background: #0084ff;
  color: #fff;
  margin-top: 40px;
  width: 200px;
}

#banner-message.alt button {
  background: #fff;
  color: #000;
}

JavaScript

const posterTitle1 = document.getElementById('poster-1-title');
const posterTitle2 = document.getElementById('poster-2-title');
const posterTitle3 = document.getElementById('poster-3-title');
const posterTitle4 = document.getElementById('poster-4-title');
const posterTitleList = [posterTitle1, posterTitle2, posterTitle3, posterTitle4];
const titleList = ["The Last Days of American Crime", "Becky", "The Rising Hawk", "7500"];


function populate(){

//const  title=titleList.shift()
     //console.log(titleList.shift())
posterTitleList.forEach(x=>{

  x.innerHTML=titleList[ indexOf() ]
})


console.log(posterTitleList)
}