JSFiddle - React, Tailwind, and code Playground

by Aaron von Schassen

HTML

<input type="checkbox" id="myCheck" onclick="myFunction()" checked />
<p id="text" style="display:none">Checkbox is CHECKED!</p>
<div id="div1">
  <p>Text1</p>
</div>
<div id="div2">
  <p>Text2.</p>
</div>

CSS

#div2 {
  display: none;
}

JavaScript

function myFunction() {
    // Get the checkbox
    var checkBox = document.getElementById("myCheck");
    // Get the output text
    var text = document.getElementById("div1");
    var text2 = document.getElementById("div2");

    // If the checkbox is checked, display the output text
    if (checkBox.checked == true){
      text.style.display = "block";
      text2.style.display = "none";
    } else {

      text.style.display = "none";
      text2.style.display = "block";
    }
  }