JSFiddle - React, Tailwind, and code Playground

HTML

<label for="formelement">Enter Value Here:</label>
<input type="text" id="formelement" name="formelement">
<input type="submit" id="submitbutton" value="Submit">

JavaScript

$("#submitbutton").on('click', function(e) {
    e.preventDefault();
    $('#submitbutton').attr('disabled',true);
    var x = $("#formelement").val();
      if(x=="" || null)
    {
        console.log("Wrong Input..!!");
        return;
    }
    else {
        console.log("Hello" + " " +x);
    }
});