JSFiddle - React, Tailwind, and code Playground

HTML

<div id="test">
</div>
<button id="addData" >Add Data</button>
<button id="removeData" >Rmove Data</button>
<button id="disData" >Display Data</button>

JavaScript

var testKey = "user_jmeter-slave1-user1";

$(function(){

    $("#addData").click(function(){
        $("#test").data(testKey,{name:test});
    });
    
    $("#removeData").click(function(){
         $("#test").removeData(testKey);
    });
     
    $("#disData").click(function(){
        var storeddata = $("#test").data(testKey);
        alert(storeddata);
        if(typeof(storeddata) == "undefined"){
            storeddata = "Data not found"
        }
        $("#test").html(storeddata);
    });
    
});//end of page ready