JSFiddle - React, Tailwind, and code Playground
HTML
<input type="checkbox" id="hello" />hello
<div id="hello_div">hello</div>
JavaScript
$(':checkbox').change(function () {
var this_name = (this.id);
alert(this_name);
if ($('#' + this_name).prop('checked')) {
$('#' + this_name + '_div').show();
} else {
$('#' + this_name + '_div').hide();
}
});