JSFiddle - React, Tailwind, and code Playground

HTML

<div class="controls">
<div class="input-group">
<label for="date-picker-3" class="input-group-addon btn"><span      
class="glyphicon glyphicon-calendar"></span>

</label>
    <input id="date-picker-3" type="text" class="date-picker form-control" />
</div>
</div>

JavaScript

$("#date-picker-3").datepicker();

$(".date-picker").on("change", function () {
var id = $(this).attr("id");
var val = $("label[for='" + id + "']").text();
$("#msg").text(val + " changed");
});