JSFiddle - React, Tailwind, and code Playground

HTML

------static:------
<div id="1" >button A</div>

------live:------
<div id="2" onClick="btnswap2(this.id)">button B</div>
<div id="3" onClick="btnswap2(this.id)">button C</div>
<div id="4" onClick="btnswap2(this.id)">button D</div>

<script type="text/javascript">
function btnswap2(id){
var temp = document.getElementById("1").innerHTML; 
var clicked_label = document.getElementById(id).innerHTML;
document.getElementById("1").innerHTML = clicked_label;
document.getElementById(id).innerHTML = temp;
}
</script>

CSS

#2,#3,#4{
 cursor:pointer;
}